---
id: change/bcapps/10903
type: change
title: "#10903 [Extensibility Request] issue 30442: allow filtering item units during weight updates"
summary: Extensions can now filter item units of measure during weight recalculation by subscribing to a new integration event that fires before the calculation begins.
tier: official
language: en
tags:
  - feature
  - main
  - bc30
  - table item
system: inventory
review:
  state: reviewed
  by: opus
  at: "2026-10-08T02:06:37.215Z"
  flags: []
generated:
  at: "2026-10-08T01:26:53.141Z"
  pipeline: 0.2.0
  prompts:
    extract-change: 1
  input_hash: 56b3295ffb3870580c12fe4cd4b9c00f49ed8e6a
evidence:
  - kind: code
    url: https://github.com/microsoft/BCApps/pull/10903
    title: "microsoft/BCApps#10903: [Extensibility Request] issue 30442: allow filtering item units during weight updates"
    date: "2026-09-02"
    commit: 56b3295ffb3870580c12fe4cd4b9c00f49ed8e6a
    t: null
    quote: Extensions need to exclude selected item units of measure, including the base unit, when recalculating weights from the item's net weight.
links:
  learn: []
  objects:
    - object/table/27
  features: []
  topics: []
  localizations: []
  videos: []
  posts: []
  guidelines: []
  changes: []
number: 10903
repo: microsoft/BCApps
source_id: bcapps-prs
url: https://github.com/microsoft/BCApps/pull/10903
kind: pr
base_branch: main
major: "30"
merged_at: "2026-09-02T13:37:53Z"
author: AleksandricMarko
author_type: User
community_contribution: false
labels:
  - SCM
  - "Team: SCM"
  - event-request
change_class: code
change_kind: feature
behavior_change: false
breaking: false
files:
  count: 8
  additions: 48
  deletions: 0
  al: 8
apps:
  - Base Application
objects_touched:
  - key: table/27
    page: table/27
    type: table
    id: 27
    name: Item
    app: Base Application
    status: modified
objects_unjoined: []
obsoletions: []
backports: []
fixes_issues: []
work_items:
  - 648438
systems:
  - inventory
quote: Extensions need to exclude selected item units of measure, including the base unit, when recalculating weights from the item's net weight.
joined_against:
  major: "30"
  commit: ecbc028c25dbe83b61313bc566e6c1d41184bb1c
---

# #10903 [Extensibility Request] issue 30442: allow filtering item units during weight updates

> Extensions can now filter item units of measure during weight recalculation by subscribing to a new integration event that fires before the calculation begins.

[Pull request](https://github.com/microsoft/BCApps/pull/10903) · merged into `main` (BC30) on 2026-09-02 by AleksandricMarko · 8 files (+48 -0), 8 AL · feature · tier official · reviewed (checked by Opus)

## What changed

- New integration event OnUpdateItemUnitOfMeasureWeightOnBeforeCalcWeight added to Item table
- Event fires before weight recalculation to allow subscribers to adjust the item-unit filter
- Enables exclusion of selected units including the base unit from weight updates
- Event propagated across all regional layers (W1, NA, GB, CH, ES, IT, APAC, RU)

## AL objects touched

- [Table 27 "Item"](../../objects/table/27.md), Base Application: modified

## Context

- Work items: AB#648438
- Labels: SCM, Team: SCM, event-request
- Systems: inventory
- From the description: "Extensions need to exclude selected item units of measure, including the base unit, when recalculating weights from the item's net weight."

Source: metadata of a merged pull request in microsoft/BCApps (bcapps): title, labels, changed paths and counts, with a summary in our words. No source text and no description beyond one short quote (D10, D61).