Report.Tag Property (Access)
Stores extra information about a form, report, section, or control needed by a Microsoft Access application. Read/write String.
You can enter a string expression up to 2048 characters long. The default setting is a zero-length string (" ").
Unlike other properties, the Tag property setting doesn't affect any of an object's attributes.
You can use this property to assign an identification string to an object without affecting any of its other property settings or causing other side effects. The Tag property is useful when you need to check the identity of a form, report, section, or control that is passed as a variable to a procedure.