Forum Discussion
KnipperLucas
Dec 19, 2025Copper Contributor
Validation rule for postal code is being ignored
In the SharePoint list, there is a column “Country” and a column “Postal Code.” A validation rule has been configured in the list validation settings to ensure that when the country “Germany” is sele...
virendrak
Jan 12, 2026Iron Contributor
Can you please try this.
=IF([Land]="Deutschland", LEN(Postleitzahl])=5, TRUE)