officially

In an official capacity; as an official: as, I am not officially cognizant of the matter; officially connected with some undertaking.

By the proper officer, or in accordance with official requirements; duly and formally, as by an official: as, accounts or reports officially verified; persons officially notified.

By the proper officer; by virtue of the proper authority; in pursuance of the special powers vested in an officer or office

In an official manner

in an official role

with official authorization