97 STAT. 1180 PUBLIC LAW 98-181—NOV. 30, 1983 42 USC 1437a note. 95 Stat. 400. Increases. Increases. Increases. 42 USC 1490a. 42 USC 1437f. Conversion and increase. 79 Stat. 451. 12 USC 1715Z-1. 42 USC 5301 note. 42 USC 1437f. (d)(1) The following provisions of this paragraph apply to determi- nations of the rent to be paid by or the contribution required of a tenant occupying housing assisted under the authorities amended by this section or subsections (a) through (h) of section 322 of the Housing and Community Development Amendments of 1981 (here- inafter referred to as "assisted housing") on or before the effective date of regulations implementing this section: (A) Notwithstanding any other provision of this section or subsections (a) through (h) of section 322 of the Housing and Community Development Amendments of 1981, the Secretary of Housing and Urban Development (hereinafter referred to as the "Secretary") may provide for delayed applicability, or for staged implementation, of the procedures for determining rents or contributions, as appropriate, required by such provisions if the Secretary determines that immediate application of such proce- dures would be impracticable, would violate the terms of exist- ing leases, or would result in extraordinary hardship for any class of tenants. (B) The Secretary shall provide that the rent or contribution, as appropriate, required to be paid by a tenant shall not increase as a result of the amendments made by this section and subsections (a) through (h) of section 322 of the Housing and Community Development Amendments of 1981, and as a result of any other provision of Federal law or regulation, by more than 10 per centum during any twelve-month period, unless the increase above 10 per centum is attributable to increases in income which are unrelated to such amendments, law, or regulation. (2) Tenants of assisted housing other than those referred to in paragraph (1) shall be subject to immediate rent payment or contri- bution determinations in accordance with applicable law and with- out regard to the provisions of paragraph (1), but the Secretary shall provide that the rent or contribution payable by any such tenant who is occupying assisted housing on the effective date of any provision of Federal law or regulation shall not increase, as a result of any such provision of Federal law or regulation, by more than 10 per centum during any twelve-month period, unless the increase above 10 per centum is attributable to increases in income which are unrelated to such law or regulation. (3) In the case of tenants receiving rental assistance under section 521(a)(l) of the Housing Act of 1949 on the effective date of this section whose assistance is converted to assistance under section 8 of the United States Housing Act of 1937 on or after such date, the Secretary shall provide that the rent or contribution payable by any such tenant shall not increase, as a result of such conversion, by more than 10 per centum during any twelve-month period, unless the increase above 10 per centum is attributable to increases in income which are unrelated to such conversion or to any provision of Federal law or regulation. (4)(A) Notwithstanding any other provision of law, in the case of the conversion of any assistance under section 101 of the Housing and Urban Development Act of 1965, section 236(fK2) of the National Housing Act, or section 23 of the United States Housing Act of 1937 (as in effect before the date of the enactment of the Housing and Community Development Act of 1974) to assistance under section 8 of the United States Housing Act of 1937, any increase in rem payments or contributions resulting from such conversion, and from
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