24 C.F.R. § 891.590
(c) Contents of notice. The notice shall advise each affected family that, after the expiration date of the HAP contract, the family will be required to bear the entire cost of the rent and that the Borrower may, subject to requirements and restrictions contained in the regulatory agreement, the lease, and State or local law, change the rent. The notice also shall state:
(e) Applicability. This section applies to all HAP contracts entered into under an agreement to enter into a housing assistance payments contract executed on or after October 1, 1981, or entered into under such an agreement executed before October 1, 1981 but renewed or amended after February 9, 1995.
(Approved by the Office of Management and Budget under control number 2502-0371)