Every contract subject to this chapter shall contain provisions requiring it to comply with the provisions of this chapter as they exist on the date when the contractor entered the contract with the City or when such contract is amended. Such contract provisions may include but need not be limited to the contractor’s duty to promptly provide to the City documents and information verifying its compliance with the requirements of this chapter and sanctions for non-compliance. (Ord. 6623-NS § 1, 2001)