---
title: "Codeunit 900 Assembly-Post"
author: "Jonas Paprotka"
url: https://jonas-paprotka.de/ref/codeunit/900-assembly-post/
type: codeunit
id: 900
name: "Assembly-Post"
app: "Base Application"
namespace: Microsoft.Assembly.Posting
versions: "17-28"
build: 28.5.54151.54365
source: "https://jonas-paprotka.de/ref/codeunit/900-assembly-post/source/29/"
checked: 2026-09-20
subject: "Microsoft Dynamics 365 Business Central"
license: "Content © 2026 Jonas Paprotka. Quote freely with attribution and a link."
---

# Codeunit 900 Assembly-Post

Jonas Paprotka, https://jonas-paprotka.de/ref/codeunit/900-assembly-post/

| | |
| --- | --- |
| App | Base Application |
| Namespace | Microsoft.Assembly.Posting |
| Versions | 17-28 |
| Source file | Assembly/Posting/AssemblyPost.Codeunit.al |

## Procedures

| Name | Parameters | Returns | Access | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- | --- |
| SetPostingDate | (Boolean, Date) | - | public | 17-28 | - | - |
| SetSuppressCommit | (Boolean) | - | public | 17-28 | - | - |
| Undo | (var Record Posted Assembly Header, Boolean) | - | public | 17-28 | - | - |
| InitPostATO | (var Record Assembly Header) | - | public | 17-28 | - | - |
| PostATO | (var Record Assembly Header, var Codeunit Item Jnl.-Post Line, var Codeunit Res. Jnl.-Post Line, var Codeunit Whse. Jnl.-Register Line) | - | public | 17-28 | - | - |
| FinalizePostATO | (var Record Assembly Header) | - | public | 17-28 | - | - |
| UndoInitPostATO | (var Record Posted Assembly Header) | - | public | 17-28 | - | - |
| UndoPostATO | (var Record Posted Assembly Header, var Codeunit Item Jnl.-Post Line, var Codeunit Res. Jnl.-Post Line, var Codeunit Whse. Jnl.-Register Line) | - | public | 17-28 | - | - |
| UndoFinalizePostATO | (var Record Posted Assembly Header) | - | public | 17-28 | - | - |
| UpdateBlanketATO | (Record Sales Line, Record Sales Line) | - | public | 17-28 | - | - |
| SetPreviewMode | (Boolean) | - | public | 22-28 | - | - |

## Events

| Kind | Name | Parameters | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- |
| Integration event | OnAfterCreateItemJnlLineFromAssemblyHeader | (var Record Item Journal Line, Record Assembly Header) | 17-28 | - | - |
| Integration event | OnAfterCreateItemJnlLineFromAssemblyLine | (var Record Item Journal Line, Record Assembly Line) | 17-28 | - | - |
| Integration event | OnAfterCreateResJnlLineFromItemJnlLine | (var Record Res. Journal Line, Record Item Journal Line, Record Assembly Line) | 17-28 | - | - |
| Integration event | OnAfterCreateWhseJnlLineFromItemJnlLine | (var Record Warehouse Journal Line, Record Item Journal Line) | 17-28 | - | - |
| Integration event | OnAfterFinalizePost | (var Record Assembly Header) | 17-28 | - | - |
| Integration event | OnAfterInitPost | (var Record Assembly Header, Boolean) | 17-28 | - | - |
| Integration event | OnAfterOnRun | (var Record Assembly Header, Boolean) | 17-28 | - | - |
| Integration event | OnAfterPost | (var Record Assembly Header) | 17-19 | - | - |
| Integration event | OnAfterPostedAssemblyLineInsert | (var Record Posted Assembly Line, Record Assembly Line) | 17-28 | - | - |
| Integration event | OnAfterPostedAssemblyHeaderModify | (var Record Posted Assembly Header, Record Assembly Header, Integer) | 17-28 | - | - |
| Integration event | OnAfterRecreateAsmOrderWithUndo | (var Record Posted Assembly Header, var Record Assembly Header) | 17-28 | - | - |
| Integration event | OnAfterUndoInitPost | (var Record Posted Assembly Header) | 17-23 | - | - |
| Integration event | OnAfterUndoPost | (var Record Posted Assembly Header, Boolean) | 17-28 | - | - |
| Integration event | OnAfterUpdateAsmOrderWithUndo | (var Record Posted Assembly Header, var Record Assembly Header) | 17-28 | - | - |
| Integration event | OnBeforeAssemblyLineModify | (var Record Assembly Line, Decimal) | 17-28 | - | - |
| Integration event | OnBeforeCheckWhseJnlLine | (var Record Warehouse Journal Line, Record Item Journal Line, var Boolean) | 17-28 | - | - |
| Integration event | OnBeforeDeleteAssemblyDocument | (Record Assembly Header, var Boolean) | 17-28 | - | - |
| Integration event | OnBeforeFinalizePost | (var Record Assembly Header) | 17-28 | - | - |
| Integration event | OnBeforeInitPost | (var Record Assembly Header, Boolean) | 17-19 | - | - |
| Integration event | OnBeforeOnRun | (var Record Assembly Header, Boolean) | 17-28 | - | - |
| Integration event | OnBeforePost | (var Record Assembly Header) | 17-28 | - | - |
| Integration event | OnBeforePostCorrectionItemJnLine | (var Record Item Journal Line, var Record Item Ledger Entry) | 17-28 | - | - |
| Integration event | OnBeforePostItemConsumption | (var Record Assembly Header, var Record Assembly Line, var Record Item Journal Line) | 17-28 | - | - |
| Integration event | OnBeforePostWhseJnlLine | (Record Assembly Header, Record Item Journal Line, var Codeunit Item Jnl.-Post Line, var Codeunit Whse. Jnl.-Register Line, Record Location, Code[10], var Boolean) | 17-28 | - | - |
| Integration event | OnBeforePostedAssemblyLineInsert | (var Record Posted Assembly Line, Record Assembly Line) | 17-28 | - | - |
| Integration event | OnBeforeRecreatedAsmHeaderInsert | (var Record Assembly Header, Record Posted Assembly Header) | 17-28 | - | - |
| Integration event | OnPostHeaderOnAfterPostItemOutput | (var Record Assembly Header, var Decimal, var Decimal) | 17-28 | - | - |
| Integration event | OnPostHeaderOnBeforePostItemOutput | (var Record Assembly Header, var Decimal, var Decimal) | 17-28 | - | - |
| Integration event | OnPostOnAfterPostedAssemblyHeaderInsert | (Record Assembly Header, var Record Posted Assembly Header) | 17-28 | - | - |
| Integration event | OnPostOnAfterCopyComments | (Record Assembly Header, Record Posted Assembly Header) | 17-28 | - | - |
| Integration event | OnPostOnBeforePostedAssemblyHeaderInsert | (Record Assembly Header, var Record Posted Assembly Header) | 17-28 | - | - |
| Integration event | OnPostLinesOnAfterGetLineQtys | (var Decimal, var Decimal, var Record Assembly Line) | 17-28 | - | - |
| Integration event | OnUndoPostHeaderOnAfterTransferFields | (var Record Assembly Header, Record Posted Assembly Header) | 17-28 | - | - |
| Integration event | OnUndoPostLinesOnAfterTransferFields | (var Record Assembly Line, Record Assembly Header, Record Posted Assembly Header) | 17-28 | - | - |
| Integration event | OnAfterValidatePostingDate | (var Record Assembly Header, Boolean, Boolean) | 18-28 | - | - |
| Integration event | OnBeforePostItemConsumptionProcedure | (Record Assembly Header, var Record Assembly Line, Code[20], Decimal, Decimal, var Codeunit Item Jnl.-Post Line, var Codeunit Whse. Jnl.-Register Line, Code[20], Boolean, Integer, var Integer, var Boolean) | 19-28 | - | - |
| Integration event | OnBeforePostItemOutputProcedure | (Record Assembly Header, Code[20], Decimal, Decimal, var Codeunit Item Jnl.-Post Line, var Codeunit Whse. Jnl.-Register Line, Code[20], Boolean, Integer, var Integer, var Boolean) | 19-28 | - | - |
| Integration event | OnAfterDeleteAssemblyDocument | (var Record Assembly Header) | 20-28 | - | - |
| Integration event | OnAfterPost | (var Record Assembly Header, var Record Assembly Line, Record Posted Assembly Header, var Codeunit Item Jnl.-Post Line, var Codeunit Res. Jnl.-Post Line, var Codeunit Whse. Jnl.-Register Line) | 20-28 | - | - |
| Integration event | OnBeforeInitPost | (var Record Assembly Header, Boolean, var Codeunit Gen. Jnl.-Post Preview, var Date, Boolean, Boolean) | 20-28 | - | - |
| Integration event | OnDeleteAssemblyDocumentOnBeforeDeleteAssemblyHeader | (var Record Assembly Header, var Record Assembly Line) | 20-28 | - | - |
| Integration event | OnDeleteAssemblyDocumentOnAfterDeleteAssemblyHeader | (var Record Assembly Header, var Record Assembly Line) | 20-28 | - | - |
| Integration event | OnDeleteAssemblyDocumentOnBeforeDeleteAssemblyLines | (var Record Assembly Header, var Record Assembly Line) | 20-28 | - | - |
| Integration event | OnInsertHeaderItemEntryRelationOnAfterInsertItemEntryRelation | (var Record Item Entry Relation, var Record Posted Assembly Header) | 20-28 | - | - |
| Integration event | OnPostItemConsumptionOnAfterPostItemJnlLine | (var Codeunit Item Jnl.-Post Line, var Record Assembly Line) | 20-28 | - | - |
| Integration event | OnPostWhseJnlLineOnBeforeGetWhseItemTrkgSetup | (Record Item Journal Line, var Boolean) | 21-28 | - | - |
| Integration event | OnUndoPostLinesOnBeforeSortPostedLines | (Record Posted Assembly Header, var Record Posted Assembly Line) | 22-28 | - | - |
| Integration event | OnBeforeRestoreItemTracking | (var Record Item Ledger Entry, Code[20], Integer, Integer, Option, Date, Date, var Boolean) | 22-28 | - | - |
| Integration event | OnBeforeCreateWhseJnlLine | (Record Location, var Record Warehouse Journal Line, Record Assembly Header, Record Item Journal Line, var Boolean) | 22-28 | - | - |
| Integration event | OnBeforeCheckPossibleToUndo | (Record Posted Assembly Header, var Boolean) | 22-28 | - | - |
| Integration event | OnAfterUndoInitPost | (var Record Posted Assembly Header, var Date) | 24-28 | - | - |
| Integration event | OnBeforeRestoreItemTrackingOnBeforeCreateSalesAssemblyReservationEntry | (var Record Item Ledger Entry, Record Assembly Header, var Record Assemble-to-Order Link, var Codeunit Create Reserv. Entry, var Record Tracking Specification, var Enum Reservation Status, var Boolean) | 24-28 | - | - |
| Integration event | OnPostLinesOnAfterAssemblyLineSetFilters | (Record Assembly Header, var Record Assembly Line, Record Posted Assembly Header) | 28 | - | - |

## Source

Symbols: Microsoft.BaseApplication.symbols.437dbf0e-84ff-417a-965d-ed2bb9650972, https://dynamicssmb2.pkgs.visualstudio.com/DynamicsBCPublicFeeds/_packaging/MSSymbols/nuget/v3/index.json, highest build per major on 2026-09-20.
AL source 29: https://github.com/microsoft/BCApps, MIT, releases/29.x at a66254c3b8b5bb1cea290dc8f9d097aec4381153.

Jonas Paprotka, 2026-09-20.