---
title: "Table 7601 Base Calendar Change"
author: "Jonas Paprotka"
url: https://jonas-paprotka.de/ref/table/7601-base-calendar-change/
type: table
id: 7601
name: "Base Calendar Change"
app: "Base Application"
namespace: Microsoft.Foundation.Calendar
versions: "17-28"
build: 28.5.54151.54365
source: "https://jonas-paprotka.de/ref/table/7601-base-calendar-change/source/29/"
checked: 2026-09-20
subject: "Microsoft Dynamics 365 Business Central"
license: "Content © 2026 Jonas Paprotka. Quote freely with attribution and a link."
---

# Table 7601 Base Calendar Change

Jonas Paprotka, https://jonas-paprotka.de/ref/table/7601-base-calendar-change/

| | |
| --- | --- |
| App | Base Application |
| Namespace | Microsoft.Foundation.Calendar |
| Versions | 17-28 |
| Source file | Foundation/Calendar/BaseCalendarChange.Table.al |

## Fields

| Id | Name | Type | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- |
| 1 | Base Calendar Code | Code[10] | 17-28 | - | - |
| 2 | Recurring System | Option | 17-28 | - | - |
| 3 | Date | Date | 17-28 | - | - |
| 4 | Day | Option | 17-28 | - | - |
| 5 | Description | Text[30] | 17-28 | - | - |
| 6 | Nonworking | Boolean | 17-28 | - | - |

## Keys

| Name | Fields | Versions |
| --- | --- | --- |
| Key1, clustered | Base Calendar Code, Recurring System, Date, Day | 17-28 |

## Events

| Kind | Name | Parameters | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- |
| Integration event | OnAfterCheckEntryLine | (var Record Base Calendar Change, Record Base Calendar Change) | 20-28 | - | - |

## 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.