AllowDesignChanges Property [Access 2003 VBA Language Reference]
You can use the AllowDesignChanges property to specify or determine if design changes can be made to a form in all views or Design view only. Read/write Boolean.
expression Required. An expression that returns one of the objects in the Applies To list.
The AllowDesignChanges property uses the following settings.
|All Views||True||(Default) Design changes can be made in all form views.|
|Design View Only||False||Design changes can be made in Design view only.|
Applies to | Form Object