semiofficial

Having some official authority or sanction.

Partly official; having some degree of official authority; made upon information from those who have official knowledge: as, a semi-official confirmation of a report; a semi-official organ.

Half official; having some official authority or importance.

Bearing some but not all the power of being official. As a semioffical opinion that is offered as probably correct and accurate but may be overturned on review and replaced by an official statement.

having some official authority or sanction