noun
Refers to the main administrative building of a city or town, where municipal offices and the mayor's office are located.
市庁舎で婚姻届を提出した。
We submitted our marriage registration at the city hall.
Refers to the city office as an administrative entity, while 市庁舎 emphasizes the physical building.
Compound of 市 (city) and 庁舎 (government building).