署 - signature, govt office, police station

chief (of police); head (of office)

one's post; one's station; department; bureau; section

signature; autograph

staff member; station employee; official

police station

tax office

fire station

taxation office serving a specific area; competent tax office

chief for the day (PR event in which a celebrity heads a police, fire, etc. department for a day)

self-signed certificate

substation; branch office

station (esp. a police station); office (e.g. tax office)