Unapproved

Reading, in itself, was not a crime, but because of its solitary nature, it raised suspicion that one might formulate unapproved opinions.

Tom's in the doghouse at work, following several unapproved days off.

The unapproved imports were sent back to the originating country.

The pods of the tara plant are used to make tara gum and tara flour. The latter has been found to be an unapproved food additive.