diff --git a/SWESQL/SQL-Server/Prozeduren/[FNCUST_GET_JSON_INVOICE_DATA].sql b/SWESQL/SQL-Server/Prozeduren/[FNCUST_GET_JSON_INVOICE_DATA].sql
index b30a31e..c301134 100644
--- a/SWESQL/SQL-Server/Prozeduren/[FNCUST_GET_JSON_INVOICE_DATA].sql
+++ b/SWESQL/SQL-Server/Prozeduren/[FNCUST_GET_JSON_INVOICE_DATA].sql
@@ -20,19 +20,13 @@ GO
 -- =================================================================
 -- Creation Date / Author:    26.02.2026 / MK
 -- Version Date / Editor:     26.02.2026 / MK
--- Version Number:            3.2.0.0
+-- Version Number:            1.0.0.0
 -- =================================================================
 -- History:
--- 26.02.2026 / MK - Initial version based on JSON invoice import
--- 26.02.2026 / MK - Style harmonized to PRDEX convention
--- 26.02.2026 / MK - Converted to export function (tables to JSON)
--- 26.02.2026 / MK - JSON output: camelCase, INCLUDE_NULL_VALUES, CreateInvoice_Request template
--- 26.02.2026 / MK - Converted to inline table-valued function (ITVF)
--- 26.02.2026 / MK - Style, formatting, naming convention aligned with PRDEX_CHECK_SYSTEM
--- 26.02.2026 / MK - Added SCHEMABINDING, ORDER BY in subqueries, simplified validation
+-- 26.02.2026 / MK - First Version
 
 CREATE OR ALTER FUNCTION [dbo].[FNCUST_GET_JSON_INVOICE_DATA](
-	@pDOCUMENT_ID			INT = NULL
+	@pDOCUMENT_ID			BIGINT = NULL
 )
 RETURNS TABLE
 WITH SCHEMABINDING