As soon as the foundation of a building or of any addition to an existing building is staked or marked and before the foundation is laid, the Code Enforcement Officer shall ascertain that the structure is within the street and side-line setbacks as required in § 160-5 of this chapter or any variance issued by the Board of Appeals.

At such times during the course of construction as will permit the observation of the foundation; structural elements; electrical systems; plumbing systems; heating, ventilation and air-conditioning systems; fire-protection and detector systems; and exit features.

At such other times and for such other purposes as required to comply with the New York State Uniform Fire Prevention and Building Code and its implementing regulations[1] and other applicable federal, state or local laws and regulations and in response to complaints.

Upon substantial completion of the entire project and prior to issuance of a certificate of zoning compliance or a certificate of occupancy.