---
id: post/thinkaboutit-be/8120
type: post
title: "Quick Tip: What’s in Business Central 2026 Release Wave 2, Update 29.0 Preview"
summary: Business Central 2026 release wave 2 (update 29.0) introduces a unified Copilot chat experience, new data model for table extensions, composable report layouts, withholding tax for vendors, subcontracting improvements, Shopify B2B support, and sustainability tracking enhancements. This preview is live for evaluation before October 2026 general availability.
tier: community
language: en
tags:
  - release wave 2
  - update 29.0
  - preview
  - copilot
  - agents
  - al development
  - reporting
  - financial management
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  - sustainability
system: copilot
review:
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  at: "2026-10-07T23:46:46.823Z"
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    url: https://thinkaboutit.be/2026/09/quick-tip-whats-in-business-central-2026-release-wave-2-update-29-0-preview/
    title: "Quick Tip: What’s in Business Central 2026 Release Wave 2, Update 29.0 Preview"
    date: "2026-09-07"
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post_id: "8120"
source_id: thinkaboutit-be
source_name: think about IT - Steven Renders
url: https://thinkaboutit.be/2026/09/quick-tip-whats-in-business-central-2026-release-wave-2-update-29-0-preview/
published_at: "2026-09-07T09:11:43.000Z"
author: Steven Renders
full_text: false
words: 897
quotes: []
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systems:
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versions_mentioned:
  - 2026 release wave 2
  - update 29.0
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---

# Quick Tip: What’s in Business Central 2026 Release Wave 2, Update 29.0 Preview

[Read the post](https://thinkaboutit.be/2026/09/quick-tip-whats-in-business-central-2026-release-wave-2-update-29-0-preview/) · think about IT - Steven Renders (Steven Renders) · 2026-09-07 · 897 words · tier community · reviewed (checked by Opus)

> Business Central 2026 release wave 2 (update 29.0) introduces a unified Copilot chat experience, new data model for table extensions, composable report layouts, withholding tax for vendors, subcontracting improvements, Shopify B2B support, and sustainability tracking enhancements. This preview is live for evaluation before October 2026 general availability.

## Key points

- Unified Copilot chat reasons over business data, web results and general knowledge together instead of in separate task-specific interfaces
- New table extension data model stores all fields in the same underlying table for improved performance and cross-field key support
- Composable report layouts allow independent application of themes, headers and footers across document reports with global or report-level defaults
- Withholding tax now applies to both vendor and employee transactions in standard Business Central
- Shopify B2B support adds company tax identifiers, catalog management and price synchronization capabilities

## Context

- Features: Unified Copilot chat experience, MCP data queries, Payables Agent, Expense Agent, Table extension data model, AL interface default implementations, Composable report layouts, Withholding tax for vendors and employees
- Versions: 2026 release wave 2, update 29.0

Source: think about IT - Steven Renders, community blog. Summary, key points and quotes are derived (CONTENT-NOTICE.md); read the original for the full text.