In some cases, there is a business requirement to fix a particular dimension on a specific main account. A fixed dimension is at the company level. In order to activate the fixed financial dimension, the account should be specified for a particular company.
In order to set up a financial dimension on the main account, navigate to General ledger | Chart of accounts | Accounts | Chart of accounts, and then select the Chart of accounts. Then click on Edit. This will open the main accounts in the edit mode. As shown in following screenshot, select a specific account, then go to the Legal entity overrides fast tab, and then select the company ID in the Legal entity field. This will show the Default financial dimensions tab.
Here, the dimension could be Not fixed, which means the dimension value will be as proposed, or Fixed value, which means the dimension value will always be used for this main account. When we select a fixed value, a dialog box will always pop up:
The result of this setup when we create and post the general journal looks like what is shown in the following screenshot. Navigate to General ledger | Journal entries | General journals and do not select the Department value with the 110180 account. Now post the journal. Under the voucher inquiry, the system fixes the Department dimension value on the account as per the main account setup: