diff --git a/modules/customer-invoices/src/web/customer-invoice-routes.tsx b/modules/customer-invoices/src/web/customer-invoice-routes.tsx
index e74eee7e..e27fc6b1 100644
--- a/modules/customer-invoices/src/web/customer-invoice-routes.tsx
+++ b/modules/customer-invoices/src/web/customer-invoice-routes.tsx
@@ -10,9 +10,9 @@ const ProformasListPage = lazy(() =>
   import("./proformas/list").then((m) => ({ default: m.ListProformasPage }))
 );
 
-/*const ProformasCreatePage = lazy(() =>
+const ProformasCreatePage = lazy(() =>
   import("./proformas/create").then((m) => ({ default: m.ProformaCreatePage }))
-);*/
+);
 
 const ProformaUpdatePage = lazy(() =>
   import("./proformas/update").then((m) => ({ default: m.ProformaUpdatePage }))
@@ -51,6 +51,19 @@ export const CustomerInvoiceRoutes = (params: ModuleClientParams): RouteObject[]
       ],
     },
 
+    {
+      path: "proformas/create",
+      handle: {
+        layout: "app-fullscreen",
+        protected: true,
+      },
+      element: (
+        <ProformaLayout>
+          <ProformasCreatePage />
+        </ProformaLayout>
+      ),
+    },
+
     {
       path: "proformas/:id/edit",
       handle: {
diff --git a/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/index.ts b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/index.ts
new file mode 100644
index 00000000..a1605cb3
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/index.ts
@@ -0,0 +1,3 @@
+export * from "./proforma-create-form.entity";
+export * from "./proforma-create-form.schema";
+export * from "./proforma-create-form-default.entity";
diff --git a/modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form-default.entity.ts b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-create-form-default.entity.ts
similarity index 100%
rename from modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form-default.entity.ts
rename to modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-create-form-default.entity.ts
diff --git a/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-create-form.entity.ts b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-create-form.entity.ts
new file mode 100644
index 00000000..f936f93a
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-create-form.entity.ts
@@ -0,0 +1,37 @@
+/**
+ * ProformaCreateForm representa el shape de datos del formulario de creación de proforma.
+ * Es decir, los campos que se muestran en el formulario y que el usuario puede editar.
+ *
+ * Este shape es específico para la UI y no tiene por qué coincidir
+ * con el shape del dominio ni con el de la API.
+ *
+ * Debe cumplir las siguientes reglas:
+ * - nombres en camelCase
+ * - tipos orientados a UI/form
+ * - sin campos de solo lectura que no se editen
+ * - sin shape DTO
+ * - sin detalles impuestos por el widget
+ */
+
+import type { ProformaItemForm } from "../../shared/entities";
+
+export interface ProformaCreateForm {
+  series: string;
+
+  invoiceDate: string;
+  operationDate: string;
+
+  customerId: string;
+
+  reference: string;
+  notes: string;
+
+  languageCode: string;
+  currencyCode: string;
+
+  globalDiscountPercentage: number;
+
+  paymentMethod: string;
+
+  items: ProformaItemForm[];
+}
diff --git a/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-create-form.schema.ts b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-create-form.schema.ts
new file mode 100644
index 00000000..c21cdcb2
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-create-form.schema.ts
@@ -0,0 +1,48 @@
+import { z } from "zod/v4";
+
+/**
+ * Este esquema es para validar los datos del formulario de creación de cliente.
+ * No tiene por qué coincidir con el shape de la entidad ni con el de la API.
+ * Solo define los campos que se muestran en el formulario y sus validaciones.
+ *
+ * Reglas:
+ * - no meter transformaciones silenciosas raras en el esquema (ej: .toUpperCase())
+ * - nombres en camelCase
+ * - tipos orientados a UI/form
+ * - sin campos de solo lectura que no se editen
+ * - sin shape DTO
+ * - sin detalles impuestos por el widget
+ */
+
+export const CustomerCreateFormSchema = z.object({
+  reference: z.string(),
+  isCompany: z.boolean(),
+  name: z.string().min(1, "El nombre es obligatorio"),
+  tradeName: z.string(),
+  tin: z.string(),
+
+  defaultTaxes: z.array(z.string()),
+
+  street: z.string(),
+  street2: z.string(),
+  city: z.string(),
+  province: z.string(),
+  postalCode: z.string(),
+  country: z.string().min(1, "El país es obligatorio"),
+
+  primaryEmail: z.email("Email inválido"),
+  secondaryEmail: z.email("Email inválido"),
+
+  primaryPhone: z.string(),
+  secondaryPhone: z.string(),
+  primaryMobile: z.string(),
+  secondaryMobile: z.string(),
+
+  fax: z.string(),
+  website: z.url("URL inválida"),
+
+  legalRecord: z.string(),
+
+  languageCode: z.string().min(1, "El idioma es obligatorio"),
+  currencyCode: z.string().min(1, "La moneda es obligatoria"),
+});
diff --git a/modules/customer-invoices/src/web/proformas/create/entities/proforma-item-create-form.entity.ts b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-item-create-form.entity.ts
similarity index 100%
rename from modules/customer-invoices/src/web/proformas/create/entities/proforma-item-create-form.entity.ts
rename to modules/customer-invoices/src/web/proformas/create.bak.no-vale/entities/proforma-item-create-form.entity.ts
diff --git a/modules/customer-invoices/src/web/proformas/create.bak.no-vale/index.ts b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/index.ts
new file mode 100644
index 00000000..4aedf593
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/index.ts
@@ -0,0 +1 @@
+export * from "./ui";
diff --git a/modules/customer-invoices/src/web/proformas/create.bak.no-vale/ui/index.ts b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/ui/index.ts
new file mode 100644
index 00000000..c4e34b27
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/ui/index.ts
@@ -0,0 +1 @@
+export * from "./pages";
diff --git a/modules/customer-invoices/src/web/proformas/create.bak.no-vale/ui/pages/index.ts b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/ui/pages/index.ts
new file mode 100644
index 00000000..6af8f18e
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/ui/pages/index.ts
@@ -0,0 +1 @@
+export * from "./proforma-create-page";
diff --git a/modules/customer-invoices/src/web/proformas/create.bak.no-vale/ui/pages/proforma-create-page.tsx b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/ui/pages/proforma-create-page.tsx
new file mode 100644
index 00000000..7d75e5c8
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create.bak.no-vale/ui/pages/proforma-create-page.tsx
@@ -0,0 +1,48 @@
+import { PageHeader } from "@erp/core/components";
+import { UnsavedChangesProvider } from "@erp/core/hooks";
+import { AppContent, AppHeader } from "@repo/rdx-ui/components";
+import { Button } from "@repo/shadcn-ui/components";
+import { PlusIcon } from "lucide-react";
+import { useNavigate } from "react-router-dom";
+
+import { useTranslation } from "../../../../i18n";
+
+export const ProformaCreatePage = () => {
+  const { t } = useTranslation();
+  const navigate = useNavigate();
+
+  return (
+    <UnsavedChangesProvider isDirty={true}>
+      <AppHeader>
+        <PageHeader
+          description={t("pages.proformas.list.description")}
+          rightSlot={
+            <Button
+              aria-label={t("pages.proformas.create.title")}
+              onClick={() => navigate("/proformas/create")}
+            >
+              <PlusIcon aria-hidden className="mr-2 size-4" />
+              {t("pages.proformas.create.title")}
+            </Button>
+          }
+          title={t("pages.proformas.list.title")}
+        />
+      </AppHeader>
+
+      <AppContent>
+        <div className="flex items-center justify-between space-y-2">
+          <div>
+            <h2 className="text-2xl font-bold tracking-tight">{t("pages.create.title")}</h2>
+            <p className="text-muted-foreground">{t("pages.create.description")}</p>
+          </div>
+          <div className="flex items-center justify-end mb-4">
+            <Button className="cursor-pointer" onClick={() => navigate("/customer-invoices/list")}>
+              {t("pages.create.back_to_list")}
+            </Button>
+          </div>
+        </div>
+        <div className="flex flex-1 flex-col gap-4 p-4">hola</div>
+      </AppContent>
+    </UnsavedChangesProvider>
+  );
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/adapters/build-create-proforma-params.ts b/modules/customer-invoices/src/web/proformas/create/adapters/build-create-proforma-params.ts
new file mode 100644
index 00000000..3b632743
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/adapters/build-create-proforma-params.ts
@@ -0,0 +1,27 @@
+import { PercentageDTOHelper } from "@erp/core";
+import type { CreateProformaParams } from "../../shared/api";
+
+import type { ProformaCreateForm } from "../entities";
+
+export const buildCreateProformaParams = (
+  formData: ProformaCreateForm,
+  proformaId: string
+): CreateProformaParams => {
+  return {
+    id: proformaId,
+    data: {
+      id: proformaId,
+      invoice_number: "",
+      series: formData.series.trim() || null,
+      invoice_date: formData.invoiceDate,
+      customer_id: formData.customerId,
+      language_code: formData.languageCode,
+      currency_code: formData.currencyCode,
+      global_discount_percentage: PercentageDTOHelper.fromNumber(0, 2),
+      payment_method_id: null,
+      payment_term_id: null,
+      tax_regime_code: null,
+      items: [],
+    },
+  };
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/adapters/index.ts b/modules/customer-invoices/src/web/proformas/create/adapters/index.ts
new file mode 100644
index 00000000..73e44bc5
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/adapters/index.ts
@@ -0,0 +1 @@
+export * from "./build-create-proforma-params";
diff --git a/modules/customer-invoices/src/web/proformas/create/controllers/index.ts b/modules/customer-invoices/src/web/proformas/create/controllers/index.ts
new file mode 100644
index 00000000..a0c1718c
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/controllers/index.ts
@@ -0,0 +1,2 @@
+export * from "./use-create-proforma-controller";
+export * from "./use-create-proforma-page-controller";
diff --git a/modules/customer-invoices/src/web/proformas/create/controllers/use-create-proforma-controller.ts b/modules/customer-invoices/src/web/proformas/create/controllers/use-create-proforma-controller.ts
new file mode 100644
index 00000000..eeaefc99
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/controllers/use-create-proforma-controller.ts
@@ -0,0 +1,158 @@
+import { applyValidationErrorCollection } from "@erp/core";
+import { useHookForm } from "@erp/core/hooks";
+import type { CustomerSelectionOption } from "@erp/customers";
+import {
+  UniqueID,
+  type ValidationErrorCollection,
+  isValidationErrorCollection,
+} from "@repo/rdx-ddd";
+import {
+  focusFirstInputFormError,
+  showErrorToast,
+  showSuccessToast,
+  showWarningToast,
+} from "@repo/rdx-ui/helpers";
+import { useEffect, useId, useMemo, useState } from "react";
+import type { FieldErrors } from "react-hook-form";
+
+import type { Proforma } from "../../shared";
+import { useProformaCreateMutation, useProformasListQuery } from "../../shared/hooks";
+import { buildCreateProformaParams } from "../adapters";
+import { type ProformaCreateForm, ProformaCreateFormSchema } from "../entities";
+import { buildProformaCreateDefault, buildProformaSeriesOptions } from "../utils";
+
+export interface UseCreateProformaControllerOptions {
+  onCreated?(proforma: Proforma): void;
+}
+
+const normalizeSubmitError = (error: unknown): Error | ValidationErrorCollection => {
+  if (isValidationErrorCollection(error)) {
+    return error satisfies ValidationErrorCollection;
+  }
+
+  if (error instanceof Error) {
+    return error satisfies Error;
+  }
+
+  return new Error("Unknown error");
+};
+
+export const useCreateProformaController = (options?: UseCreateProformaControllerOptions) => {
+  const formId = useId();
+  const [selectedCustomer, setSelectedCustomer] = useState<CustomerSelectionOption | null>(null);
+
+  const {
+    mutateAsync,
+    isPending: isCreating,
+    isError: isCreateError,
+    error: createError,
+  } = useProformaCreateMutation();
+
+  const seriesQuery = useProformasListQuery({
+    criteria: {
+      pageNumber: 1,
+      pageSize: 100,
+    },
+  });
+
+  const initialValues = useMemo<ProformaCreateForm>(() => buildProformaCreateDefault(), []);
+
+  const form = useHookForm<ProformaCreateForm>({
+    resolverSchema: ProformaCreateFormSchema,
+    initialValues,
+    disabled: isCreating,
+  });
+
+  const seriesOptions = useMemo(
+    () => buildProformaSeriesOptions(seriesQuery.data),
+    [seriesQuery.data]
+  );
+
+  useEffect(() => {
+    if (seriesOptions.length !== 1) return;
+    if (form.getValues("series")) return;
+
+    form.setValue("series", seriesOptions[0].value, {
+      shouldDirty: false,
+      shouldTouch: false,
+      shouldValidate: true,
+    });
+  }, [form, seriesOptions]);
+
+  const setCustomer = (customer: CustomerSelectionOption) => {
+    setSelectedCustomer(customer);
+    form.setValue("customerId", customer.id, {
+      shouldDirty: true,
+      shouldTouch: true,
+      shouldValidate: true,
+    });
+  };
+
+  const clearCustomer = () => {
+    setSelectedCustomer(null);
+    form.setValue("customerId", "", {
+      shouldDirty: true,
+      shouldTouch: true,
+      shouldValidate: true,
+    });
+  };
+
+  const submitHandler = form.handleSubmit(
+    async (formData: ProformaCreateForm) => {
+      const proformaId = UniqueID.generateNewID().toString();
+      const params = buildCreateProformaParams(formData, proformaId);
+
+      try {
+        const created = await mutateAsync(params);
+
+        form.reset(
+          {
+            ...buildProformaCreateDefault(),
+            series: formData.series,
+          },
+          { keepDirty: false }
+        );
+        setSelectedCustomer(null);
+
+        showSuccessToast("Proforma creada", "Proforma creada como borrador.");
+        options?.onCreated?.(created);
+      } catch (error: unknown) {
+        const normalizedError = normalizeSubmitError(error);
+
+        if (isValidationErrorCollection(normalizedError)) {
+          applyValidationErrorCollection(form, normalizedError);
+          focusFirstInputFormError(form);
+          showWarningToast("Revisa los campos", "Hay errores de validación en el formulario.");
+          return;
+        }
+
+        showErrorToast("No se pudo crear la proforma", normalizedError.message);
+      }
+    },
+    (_errors: FieldErrors<ProformaCreateForm>) => {
+      focusFirstInputFormError(form);
+      showWarningToast("Revisa los campos", "Hay errores de validación en el formulario.");
+    }
+  );
+
+  const onSubmit = (event: React.SubmitEvent<HTMLFormElement>) => {
+    event.stopPropagation();
+    submitHandler(event);
+  };
+
+  return {
+    formId,
+    form,
+    onSubmit,
+    isCreating,
+    isCreateError,
+    createError,
+    selectedCustomer,
+    setCustomer,
+    clearCustomer,
+    seriesOptions,
+    isLoading: seriesQuery.isLoading,
+    isLoadError: seriesQuery.isError,
+    loadError: seriesQuery.error,
+  };
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/controllers/use-create-proforma-page-controller.ts b/modules/customer-invoices/src/web/proformas/create/controllers/use-create-proforma-page-controller.ts
new file mode 100644
index 00000000..93f864c2
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/controllers/use-create-proforma-page-controller.ts
@@ -0,0 +1,35 @@
+import { useCustomerSelectionFlow } from "@erp/customers/common";
+import { createSearchParams, useNavigate, useSearchParams } from "react-router-dom";
+
+import { useCreateProformaController } from "./use-create-proforma-controller";
+
+export const useCreateProformaPageController = () => {
+  const navigate = useNavigate();
+  const [searchParams] = useSearchParams();
+  const returnTo = searchParams.get("returnTo") ?? "/proformas";
+
+  const createCtrl = useCreateProformaController({
+    onCreated: (created) => {
+      navigate({
+        pathname: `/proformas/${created.id}/edit`,
+        search: createSearchParams({
+          returnTo,
+        }).toString(),
+      });
+    },
+  });
+
+  const selectCustomerCtrl = useCustomerSelectionFlow({
+    defaultLanguageCode: createCtrl.form.watch("languageCode"),
+    defaultCurrencyCode: createCtrl.form.watch("currencyCode"),
+    onCustomerSelected: (customer) => {
+      createCtrl.setCustomer(customer);
+    },
+  });
+
+  return {
+    createCtrl,
+    selectCustomerCtrl,
+    returnTo,
+  };
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/entities/index.ts b/modules/customer-invoices/src/web/proformas/create/entities/index.ts
index a1605cb3..b58cfbe3 100644
--- a/modules/customer-invoices/src/web/proformas/create/entities/index.ts
+++ b/modules/customer-invoices/src/web/proformas/create/entities/index.ts
@@ -1,3 +1,2 @@
 export * from "./proforma-create-form.entity";
 export * from "./proforma-create-form.schema";
-export * from "./proforma-create-form-default.entity";
diff --git a/modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form.entity.ts b/modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form.entity.ts
index f936f93a..cd8c12f8 100644
--- a/modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form.entity.ts
+++ b/modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form.entity.ts
@@ -1,37 +1,7 @@
-/**
- * ProformaCreateForm representa el shape de datos del formulario de creación de proforma.
- * Es decir, los campos que se muestran en el formulario y que el usuario puede editar.
- *
- * Este shape es específico para la UI y no tiene por qué coincidir
- * con el shape del dominio ni con el de la API.
- *
- * Debe cumplir las siguientes reglas:
- * - nombres en camelCase
- * - tipos orientados a UI/form
- * - sin campos de solo lectura que no se editen
- * - sin shape DTO
- * - sin detalles impuestos por el widget
- */
-
-import type { ProformaItemForm } from "../../shared/entities";
-
 export interface ProformaCreateForm {
-  series: string;
-
-  invoiceDate: string;
-  operationDate: string;
-
   customerId: string;
-
-  reference: string;
-  notes: string;
-
+  invoiceDate: string;
+  series: string;
   languageCode: string;
   currencyCode: string;
-
-  globalDiscountPercentage: number;
-
-  paymentMethod: string;
-
-  items: ProformaItemForm[];
 }
diff --git a/modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form.schema.ts b/modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form.schema.ts
index c21cdcb2..dfe70b58 100644
--- a/modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form.schema.ts
+++ b/modules/customer-invoices/src/web/proformas/create/entities/proforma-create-form.schema.ts
@@ -1,48 +1,16 @@
 import { z } from "zod/v4";
 
-/**
- * Este esquema es para validar los datos del formulario de creación de cliente.
- * No tiene por qué coincidir con el shape de la entidad ni con el de la API.
- * Solo define los campos que se muestran en el formulario y sus validaciones.
- *
- * Reglas:
- * - no meter transformaciones silenciosas raras en el esquema (ej: .toUpperCase())
- * - nombres en camelCase
- * - tipos orientados a UI/form
- * - sin campos de solo lectura que no se editen
- * - sin shape DTO
- * - sin detalles impuestos por el widget
- */
+const ISO_DATE_PATTERN = /^\d{4}-\d{2}-\d{2}$/;
 
-export const CustomerCreateFormSchema = z.object({
-  reference: z.string(),
-  isCompany: z.boolean(),
-  name: z.string().min(1, "El nombre es obligatorio"),
-  tradeName: z.string(),
-  tin: z.string(),
-
-  defaultTaxes: z.array(z.string()),
-
-  street: z.string(),
-  street2: z.string(),
-  city: z.string(),
-  province: z.string(),
-  postalCode: z.string(),
-  country: z.string().min(1, "El país es obligatorio"),
-
-  primaryEmail: z.email("Email inválido"),
-  secondaryEmail: z.email("Email inválido"),
-
-  primaryPhone: z.string(),
-  secondaryPhone: z.string(),
-  primaryMobile: z.string(),
-  secondaryMobile: z.string(),
-
-  fax: z.string(),
-  website: z.url("URL inválida"),
-
-  legalRecord: z.string(),
-
-  languageCode: z.string().min(1, "El idioma es obligatorio"),
-  currencyCode: z.string().min(1, "La moneda es obligatoria"),
+export const ProformaCreateFormSchema = z.object({
+  customerId: z.string().min(1, "Selecciona un cliente."),
+  invoiceDate: z
+    .string()
+    .min(1, "Introduce una fecha válida.")
+    .regex(ISO_DATE_PATTERN, "Introduce una fecha válida."),
+  series: z.string(),
+  languageCode: z.string().min(1),
+  currencyCode: z.string().min(1),
 });
+
+export type ProformaCreateFormSchemaType = z.infer<typeof ProformaCreateFormSchema>;
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/blocks/index.ts b/modules/customer-invoices/src/web/proformas/create/ui/blocks/index.ts
new file mode 100644
index 00000000..dfbfebd4
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/ui/blocks/index.ts
@@ -0,0 +1,6 @@
+export * from "./proforma-create-auto-applied-info";
+export * from "./proforma-create-customer-field";
+export * from "./proforma-create-empty-lines-card";
+export * from "./proforma-create-form";
+export * from "./proforma-create-header";
+export * from "./proforma-create-initial-info-card";
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-auto-applied-info.tsx b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-auto-applied-info.tsx
new file mode 100644
index 00000000..c04cef4f
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-auto-applied-info.tsx
@@ -0,0 +1,57 @@
+import { AlertCircleIcon, BanknoteIcon, CircleDollarSignIcon, ReceiptTextIcon } from "lucide-react";
+
+export const ProformaCreateAutoAppliedInfo = () => {
+  return (
+    <section className="rounded-xl border border-blue-200 bg-blue-50/60 p-6 text-slate-800">
+      <div className="flex items-start gap-3">
+        <AlertCircleIcon className="mt-0.5 size-5 text-blue-600" />
+        <div className="space-y-2">
+          <div>
+            <h2 className="text-lg font-semibold">Se aplicará automáticamente</h2>
+            <p className="text-sm text-slate-600">
+              Los siguientes datos se tomarán del cliente o de la configuración de empresa y
+              podrás modificarlos después en la edición.
+            </p>
+          </div>
+
+          <div className="grid gap-4 border-b border-blue-200/80 py-4 md:grid-cols-3">
+            <div className="flex items-start gap-3">
+              <CircleDollarSignIcon className="mt-0.5 size-5 text-blue-600" />
+              <div>
+                <p className="font-medium">Moneda</p>
+                <p className="text-sm text-slate-600">EUR</p>
+              </div>
+            </div>
+
+            <div className="flex items-start gap-3">
+              <BanknoteIcon className="mt-0.5 size-5 text-blue-600" />
+              <div>
+                <p className="font-medium">Método de pago</p>
+                <p className="text-sm text-slate-600">Según cliente</p>
+              </div>
+            </div>
+
+            <div className="flex items-start gap-3">
+              <ReceiptTextIcon className="mt-0.5 size-5 text-blue-600" />
+              <div>
+                <p className="font-medium">Condiciones de pago</p>
+                <p className="text-sm text-slate-600">Según cliente</p>
+              </div>
+            </div>
+          </div>
+
+          <div className="flex items-start gap-3 pt-1">
+            <AlertCircleIcon className="mt-0.5 size-5 text-blue-600" />
+            <div>
+              <p className="font-medium">Fiscalidad inicial</p>
+              <p className="text-sm text-slate-600">
+                La fiscalidad se tomará del cliente o de la configuración de empresa y podrás
+                modificarla después en la edición.
+              </p>
+            </div>
+          </div>
+        </div>
+      </div>
+    </section>
+  );
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-customer-field.tsx b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-customer-field.tsx
new file mode 100644
index 00000000..4f7d1fa1
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-customer-field.tsx
@@ -0,0 +1,73 @@
+import type { CustomerSelectionOption } from "@erp/customers";
+import { Button, Field, FieldError } from "@repo/shadcn-ui/components";
+import { cn } from "@repo/shadcn-ui/lib/utils";
+import { ChevronsUpDownIcon, XIcon } from "lucide-react";
+import { Controller, useFormContext } from "react-hook-form";
+
+import type { ProformaCreateForm } from "../../entities";
+
+interface ProformaCreateCustomerFieldProps {
+  disabled?: boolean;
+  selectedCustomer?: CustomerSelectionOption | null;
+  onSelectCustomer: () => void;
+  onClearCustomer: () => void;
+}
+
+export const ProformaCreateCustomerField = ({
+  disabled = false,
+  selectedCustomer,
+  onSelectCustomer,
+  onClearCustomer,
+}: ProformaCreateCustomerFieldProps) => {
+  const triggerId = "proforma-create-customer";
+  const { control, formState } = useFormContext<ProformaCreateForm>();
+  const isDisabled = disabled || formState.isSubmitting;
+
+  return (
+    <Controller
+      control={control}
+      name="customerId"
+      render={({ fieldState }) => (
+        <Field className="gap-1" data-invalid={fieldState.invalid}>
+          <label className="text-sm font-medium leading-none" htmlFor={triggerId}>
+            Cliente <span className="text-destructive">*</span>
+          </label>
+
+          <div className="relative">
+            <Button
+              className={cn(
+                "h-10 w-full justify-between border bg-muted/50 px-3 font-normal text-left text-foreground hover:bg-muted/50",
+                !selectedCustomer && "text-muted-foreground"
+              )}
+              disabled={isDisabled}
+              id={triggerId}
+              onClick={onSelectCustomer}
+              type="button"
+              variant="outline"
+            >
+              <span className="truncate">
+                {selectedCustomer?.name || selectedCustomer?.tradeName || "Buscar o seleccionar cliente..."}
+              </span>
+              <ChevronsUpDownIcon className="ml-2 size-4 shrink-0 opacity-60" />
+            </Button>
+
+            {selectedCustomer ? (
+              <Button
+                className="absolute right-9 top-1/2 size-7 -translate-y-1/2"
+                disabled={isDisabled}
+                onClick={onClearCustomer}
+                size="icon"
+                type="button"
+                variant="ghost"
+              >
+                <XIcon className="size-4" />
+              </Button>
+            ) : null}
+          </div>
+
+          <FieldError errors={[fieldState.error]} />
+        </Field>
+      )}
+    />
+  );
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-empty-lines-card.tsx b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-empty-lines-card.tsx
new file mode 100644
index 00000000..6d0b9169
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-empty-lines-card.tsx
@@ -0,0 +1,31 @@
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@repo/shadcn-ui/components";
+import { ListIcon } from "lucide-react";
+
+export const ProformaCreateEmptyLinesCard = () => {
+  return (
+    <Card>
+      <CardHeader>
+        <CardTitle className="flex items-center gap-2 text-xl">
+          <ListIcon className="size-5 text-primary" />
+          Líneas de detalle
+        </CardTitle>
+        <CardDescription className="text-base">
+          La proforma se creará sin líneas. Podrás añadir productos o servicios en la siguiente
+          pantalla.
+        </CardDescription>
+      </CardHeader>
+
+      <CardContent className="flex min-h-64 flex-col items-center justify-center gap-4 text-center">
+        <div className="flex size-20 items-center justify-center rounded-full bg-muted text-muted-foreground">
+          <ListIcon className="size-9" />
+        </div>
+        <div className="space-y-1">
+          <p className="text-2xl font-semibold tracking-tight">Sin líneas de detalle</p>
+          <p className="text-muted-foreground">
+            Añade productos o servicios después de crear el borrador.
+          </p>
+        </div>
+      </CardContent>
+    </Card>
+  );
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-form.tsx b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-form.tsx
new file mode 100644
index 00000000..83c54bdf
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-form.tsx
@@ -0,0 +1,49 @@
+import type { CustomerSelectionOption } from "@erp/customers";
+import { preventEnterKeySubmitForm } from "@repo/rdx-ui/helpers";
+import { cn } from "@repo/shadcn-ui/lib/utils";
+
+import { ProformaCreateAutoAppliedInfo } from "./proforma-create-auto-applied-info";
+import { ProformaCreateEmptyLinesCard } from "./proforma-create-empty-lines-card";
+import { ProformaCreateInitialInfoCard } from "./proforma-create-initial-info-card";
+
+interface ProformaCreateFormProps {
+  formId: string;
+  isSubmitting: boolean;
+  onSubmit: React.SubmitEventHandler<HTMLFormElement>;
+  selectedCustomer?: CustomerSelectionOption | null;
+  onSelectCustomer: () => void;
+  onClearCustomer: () => void;
+  seriesOptions: { value: string; label: string }[];
+  className?: string;
+}
+
+export const ProformaCreateForm = ({
+  formId,
+  isSubmitting,
+  onSubmit,
+  selectedCustomer,
+  onSelectCustomer,
+  onClearCustomer,
+  seriesOptions,
+  className,
+}: ProformaCreateFormProps) => {
+  return (
+    <div className={cn("p-6", className)}>
+      <form id={formId} noValidate onKeyDown={preventEnterKeySubmitForm} onSubmit={onSubmit}>
+        <div className="space-y-6">
+          <ProformaCreateInitialInfoCard
+            disabled={isSubmitting}
+            onClearCustomer={onClearCustomer}
+            onSelectCustomer={onSelectCustomer}
+            selectedCustomer={selectedCustomer}
+            seriesOptions={seriesOptions}
+          />
+
+          <ProformaCreateAutoAppliedInfo />
+
+          <ProformaCreateEmptyLinesCard />
+        </div>
+      </form>
+    </div>
+  );
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-header.tsx b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-header.tsx
new file mode 100644
index 00000000..68066753
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-header.tsx
@@ -0,0 +1,55 @@
+import { PageFormHeader, PageKeyboardShortcutsButton } from "@erp/core/components";
+import { CancelActionButton, FormActionsBar, RhfSubmitActionButton } from "@repo/rdx-ui/components";
+import type { ReactNode } from "react";
+
+export interface ProformaCreateHeaderProps {
+  formId: string;
+  isSaving: boolean;
+  onCancel: () => void;
+  children?: ReactNode;
+}
+
+export const ProformaCreateHeader = ({
+  formId,
+  isSaving,
+  onCancel,
+  children,
+}: ProformaCreateHeaderProps) => {
+  return (
+    <PageFormHeader
+      actions={
+        <FormActionsBar align="end" reverseOnMobile={false}>
+          <PageKeyboardShortcutsButton
+            className="hidden sm:flex"
+            label="Ver atajos de teclado"
+            shortcuts={[
+              { keys: "Ctrl+S", label: "Crear y continuar" },
+              { keys: "Esc", label: "Cancelar" },
+            ]}
+          />
+
+          <CancelActionButton
+            className="hidden sm:flex"
+            disabled={isSaving}
+            label="Cancelar"
+            onCancel={onCancel}
+            variant="outline"
+          />
+
+          <RhfSubmitActionButton
+            busyLabel="Creando borrador..."
+            disabled={isSaving}
+            formId={formId}
+            isBusy={isSaving}
+            label="Crear y continuar"
+          />
+        </FormActionsBar>
+      }
+      backLabel="Volver"
+      onBack={onCancel}
+      title="Nueva proforma"
+    >
+      {children}
+    </PageFormHeader>
+  );
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-initial-info-card.tsx b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-initial-info-card.tsx
new file mode 100644
index 00000000..0cf3b726
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/ui/blocks/proforma-create-initial-info-card.tsx
@@ -0,0 +1,56 @@
+import { DatePickerField, FormSectionCard, FormSectionGrid, SelectField } from "@repo/rdx-ui/components";
+import { FileTextIcon } from "lucide-react";
+
+import type { CustomerSelectionOption } from "@erp/customers";
+
+import { type ProformaCreateForm } from "../../entities";
+import { ProformaCreateCustomerField } from "./proforma-create-customer-field";
+
+interface ProformaCreateInitialInfoCardProps {
+  disabled?: boolean;
+  selectedCustomer?: CustomerSelectionOption | null;
+  onSelectCustomer: () => void;
+  onClearCustomer: () => void;
+  seriesOptions: { value: string; label: string }[];
+}
+
+export const ProformaCreateInitialInfoCard = ({
+  disabled = false,
+  selectedCustomer,
+  onSelectCustomer,
+  onClearCustomer,
+  seriesOptions,
+}: ProformaCreateInitialInfoCardProps) => {
+  return (
+    <FormSectionCard icon={<FileTextIcon className="size-5" />} title="Información inicial">
+      <FormSectionGrid>
+        <div className="md:col-span-5">
+          <ProformaCreateCustomerField
+            disabled={disabled}
+            onClearCustomer={onClearCustomer}
+            onSelectCustomer={onSelectCustomer}
+            selectedCustomer={selectedCustomer}
+          />
+        </div>
+
+        <DatePickerField<ProformaCreateForm>
+          className="md:col-span-3"
+          disabled={disabled}
+          label="Fecha"
+          name="invoiceDate"
+          placeholder="Selecciona una fecha"
+          required
+        />
+
+        <SelectField<ProformaCreateForm>
+          className="md:col-span-4"
+          disabled={disabled}
+          items={seriesOptions}
+          label="Serie"
+          name="series"
+          placeholder={seriesOptions.length > 0 ? "Selecciona una serie" : "Sin serie"}
+        />
+      </FormSectionGrid>
+    </FormSectionCard>
+  );
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/components/index.ts b/modules/customer-invoices/src/web/proformas/create/ui/components/index.ts
new file mode 100644
index 00000000..0cb33abb
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/ui/components/index.ts
@@ -0,0 +1 @@
+export * from "./proforma-create-skeleton";
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/components/proforma-create-skeleton.tsx b/modules/customer-invoices/src/web/proformas/create/ui/components/proforma-create-skeleton.tsx
new file mode 100644
index 00000000..dc8d2e3e
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/ui/components/proforma-create-skeleton.tsx
@@ -0,0 +1,16 @@
+import { Skeleton } from "@repo/shadcn-ui/components";
+
+export const ProformaCreateSkeleton = () => {
+  return (
+    <div className="fixed inset-0 flex flex-col overflow-hidden">
+      <div className="border-b px-6 py-4">
+        <Skeleton className="h-10 w-full max-w-md" />
+      </div>
+      <div className="flex-1 space-y-6 overflow-y-auto p-6">
+        <Skeleton className="h-10 w-full" />
+        <Skeleton className="h-64 w-full" />
+        <Skeleton className="h-48 w-full" />
+      </div>
+    </div>
+  );
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/ui/pages/proforma-create-page.tsx b/modules/customer-invoices/src/web/proformas/create/ui/pages/proforma-create-page.tsx
index 7d75e5c8..c7028e7a 100644
--- a/modules/customer-invoices/src/web/proformas/create/ui/pages/proforma-create-page.tsx
+++ b/modules/customer-invoices/src/web/proformas/create/ui/pages/proforma-create-page.tsx
@@ -1,48 +1,85 @@
-import { PageHeader } from "@erp/core/components";
-import { UnsavedChangesProvider } from "@erp/core/hooks";
-import { AppContent, AppHeader } from "@repo/rdx-ui/components";
-import { Button } from "@repo/shadcn-ui/components";
-import { PlusIcon } from "lucide-react";
-import { useNavigate } from "react-router-dom";
+import { ErrorAlert } from "@erp/core/components";
+import { UnsavedChangesProvider, useReturnToNavigation } from "@erp/core/hooks";
+import { SelectCustomerDialog } from "@erp/customers";
+import { AppContent, BackHistoryButton } from "@repo/rdx-ui/components";
+import { FormProvider } from "react-hook-form";
 
-import { useTranslation } from "../../../../i18n";
+import { ProformaInfoAlert } from "../../../update/ui/components";
+import { useCreateProformaPageController } from "../../controllers";
+import { ProformaCreateForm, ProformaCreateHeader } from "../blocks";
+import { ProformaCreateSkeleton } from "../components";
 
 export const ProformaCreatePage = () => {
-  const { t } = useTranslation();
-  const navigate = useNavigate();
+  const { createCtrl, selectCustomerCtrl, returnTo } = useCreateProformaPageController();
+
+  const { navigateBack } = useReturnToNavigation({
+    fallbackPath: returnTo,
+  });
+
+  if (createCtrl.isLoading) {
+    return <ProformaCreateSkeleton />;
+  }
+
+  if (createCtrl.isLoadError) {
+    return (
+      <AppContent>
+        <ErrorAlert
+          message={
+            createCtrl.loadError instanceof Error
+              ? createCtrl.loadError.message
+              : "Inténtalo de nuevo más tarde."
+          }
+          title="No se pudo preparar la creación de la proforma"
+        />
+
+        <div className="flex items-center justify-end">
+          <BackHistoryButton onClick={() => navigateBack()} />
+        </div>
+      </AppContent>
+    );
+  }
 
   return (
-    <UnsavedChangesProvider isDirty={true}>
-      <AppHeader>
-        <PageHeader
-          description={t("pages.proformas.list.description")}
-          rightSlot={
-            <Button
-              aria-label={t("pages.proformas.create.title")}
-              onClick={() => navigate("/proformas/create")}
-            >
-              <PlusIcon aria-hidden className="mr-2 size-4" />
-              {t("pages.proformas.create.title")}
-            </Button>
-          }
-          title={t("pages.proformas.list.title")}
-        />
-      </AppHeader>
+    <div className="fixed inset-0 flex flex-col overflow-hidden">
+      <FormProvider {...createCtrl.form}>
+        <UnsavedChangesProvider isDirty={createCtrl.form.formState.isDirty}>
+          <ProformaCreateHeader
+            formId={createCtrl.formId}
+            isSaving={createCtrl.isCreating}
+            onCancel={navigateBack}
+          >
+            <ProformaInfoAlert>
+              <span className="font-semibold">Importante: </span>Las proformas no tienen validez
+              fiscal. Puedes convertirlas en facturas cuando sean aceptadas por el cliente.
+            </ProformaInfoAlert>
+          </ProformaCreateHeader>
 
-      <AppContent>
-        <div className="flex items-center justify-between space-y-2">
-          <div>
-            <h2 className="text-2xl font-bold tracking-tight">{t("pages.create.title")}</h2>
-            <p className="text-muted-foreground">{t("pages.create.description")}</p>
+          {createCtrl.isCreateError && (
+            <ErrorAlert
+              message={
+                createCtrl.createError instanceof Error
+                  ? createCtrl.createError.message
+                  : "Revisa los datos e inténtalo de nuevo."
+              }
+              title="No se pudo crear la proforma"
+            />
+          )}
+
+          <div className="flex-1 overflow-y-auto">
+            <ProformaCreateForm
+              formId={createCtrl.formId}
+              isSubmitting={createCtrl.isCreating}
+              onClearCustomer={createCtrl.clearCustomer}
+              onSelectCustomer={selectCustomerCtrl.selectCtrl.openDialog}
+              onSubmit={createCtrl.onSubmit}
+              selectedCustomer={createCtrl.selectedCustomer}
+              seriesOptions={createCtrl.seriesOptions}
+            />
           </div>
-          <div className="flex items-center justify-end mb-4">
-            <Button className="cursor-pointer" onClick={() => navigate("/customer-invoices/list")}>
-              {t("pages.create.back_to_list")}
-            </Button>
-          </div>
-        </div>
-        <div className="flex flex-1 flex-col gap-4 p-4">hola</div>
-      </AppContent>
-    </UnsavedChangesProvider>
+
+          <SelectCustomerDialog ctrl={selectCustomerCtrl.selectCtrl} />
+        </UnsavedChangesProvider>
+      </FormProvider>
+    </div>
   );
 };
diff --git a/modules/customer-invoices/src/web/proformas/create/utils/build-proforma-create-default.ts b/modules/customer-invoices/src/web/proformas/create/utils/build-proforma-create-default.ts
new file mode 100644
index 00000000..980fd914
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/utils/build-proforma-create-default.ts
@@ -0,0 +1,13 @@
+import { DateHelper } from "@repo/rdx-utils";
+
+import type { ProformaCreateForm } from "../entities";
+
+export const buildProformaCreateDefault = (): ProformaCreateForm => {
+  return {
+    customerId: "",
+    invoiceDate: DateHelper.buildTodayIsoDate(),
+    series: "",
+    languageCode: "es",
+    currencyCode: "EUR",
+  };
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/utils/build-proforma-series-options.ts b/modules/customer-invoices/src/web/proformas/create/utils/build-proforma-series-options.ts
new file mode 100644
index 00000000..c203995c
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/utils/build-proforma-series-options.ts
@@ -0,0 +1,17 @@
+import type { SelectFieldItem } from "@repo/rdx-ui/components";
+
+import type { ProformaList } from "../../shared";
+
+export const buildProformaSeriesOptions = (proformas?: ProformaList): SelectFieldItem[] => {
+  const uniqueSeries = new Set<string>();
+
+  for (const item of proformas?.items ?? []) {
+    const value = item.series?.trim();
+    if (!value) continue;
+    uniqueSeries.add(value);
+  }
+
+  return [...uniqueSeries]
+    .sort((left, right) => left.localeCompare(right))
+    .map((value) => ({ value, label: value }));
+};
diff --git a/modules/customer-invoices/src/web/proformas/create/utils/index.ts b/modules/customer-invoices/src/web/proformas/create/utils/index.ts
new file mode 100644
index 00000000..3c2c7a03
--- /dev/null
+++ b/modules/customer-invoices/src/web/proformas/create/utils/index.ts
@@ -0,0 +1,2 @@
+export * from "./build-proforma-create-default";
+export * from "./build-proforma-series-options";
diff --git a/modules/customer-invoices/src/web/proformas/index.ts b/modules/customer-invoices/src/web/proformas/index.ts
index eee8384f..1c77bc4e 100644
--- a/modules/customer-invoices/src/web/proformas/index.ts
+++ b/modules/customer-invoices/src/web/proformas/index.ts
@@ -1,2 +1,3 @@
 export * from "./list";
+export * from "./create";
 export * from "./update";
diff --git a/modules/customer-invoices/src/web/proformas/list/ui/pages/list-proformas-page.tsx b/modules/customer-invoices/src/web/proformas/list/ui/pages/list-proformas-page.tsx
index f48f830b..b27a600e 100644
--- a/modules/customer-invoices/src/web/proformas/list/ui/pages/list-proformas-page.tsx
+++ b/modules/customer-invoices/src/web/proformas/list/ui/pages/list-proformas-page.tsx
@@ -167,7 +167,14 @@ export const ListProformasPage = () => {
         rightSlot={
           <Button
             aria-label={t("pages.proformas.create.title")}
-            onClick={() => navigate("/proformas/create")}
+            onClick={() =>
+              navigate({
+                pathname: "/proformas/create",
+                search: createSearchParams({
+                  returnTo: currentReturnTo,
+                }).toString(),
+              })
+            }
             size={"default"}
           >
             <PlusIcon aria-hidden className="mr-2 size-4" />
diff --git a/packages/rdx-utils/src/helpers/date-helper.ts b/packages/rdx-utils/src/helpers/date-helper.ts
index cb2a9ca9..c311c3e8 100644
--- a/packages/rdx-utils/src/helpers/date-helper.ts
+++ b/packages/rdx-utils/src/helpers/date-helper.ts
@@ -53,6 +53,17 @@ function normalizeToDate(input: DateInput): Date | null {
   return null;
 }
 
+const buildTodayIsoDate = () => {
+  const now = new Date();
+  const year = now.getFullYear();
+  const month = String(now.getMonth() + 1).padStart(2, "0");
+  const day = String(now.getDate()).padStart(2, "0");
+
+  return `${year}-${month}-${day}`;
+};
+
 export const DateHelper = {
   format: formatDate,
+  normalizeToDate,
+  buildTodayIsoDate,
 };