noun
house search; search of premises
Formal legal term for a police search of a residence or premises, typically under a warrant.
警察は令状に基づいて家宅捜索を行った。
The police conducted a house search based on a warrant.
Compound of 家宅 (かたく, 'house, residence') and 捜索 (そうさく, 'search, investigation').