[] (; ) especially in the US, a document that proves that a building has been carefully checked and is suitable for the kind of business that will use it房屋使用证书，建筑使用许可（尤指美国，指建筑物经认真核查，符合规定可以使用的证明）◆A certificate of occupancy is required for all commercial spaces.所有的商业用地都需要建筑使用证书。