City of Rochester Hills issued the following announcement on Dec 22.
City Hall will be closed December 24 through December 31 for the holidays. City offices and non-emergency operations will resume on Monday, January 3, 2022. All emergency operations will continue.
To make tax payments, please use the dropbox located in the visitor parking lot or, on December 28th and 29th between 8am-5pm, dial 2284 on the phone inside the vestibule of City Hall and our staff will come to the door and assist you.
Original source can be found here.