at such time and in such manner as such agency may prescribe, to have their family income redetermined, and (II) clause (ii) shall not apply to any of the 2 succeeding years described in such clause which are specified in the election. (f) State rental reduction allocation plan (1) Adoption of plan required (A) In general For purposes of this section— (i) each State shall, before the allocation of its State rental reduction credit ceiling, establish and have in effect a State rental reduction allocation plan, and (ii) notwithstanding any other provision of this section, the rental reduction credit amount allocated to any building shall be zero unless such amount was allocated pursuant to a State rental reduction allocation plan. Such plan shall only be adopted after such plan is made public and at least 60 days has been allowed for public comment. (B) State rental reduction allocation plan For purposes of this section, the term State rental reduction allocation plan means, with respect to any State, any plan of the State meeting the requirements of paragraphs (2) and (3). (2) General plan requirements A plan shall meet the requirements of this paragraph only if— (A) the plan sets forth the criteria and priorities which a rental reduction credit agency of the State shall use in allocating the State rental reduction credit ceiling to eligible units within a building, (B) the plan provides that no credit allocation shall be made which is not in accordance with the criteria and priorities set forth under subparagraph (A) unless such agency provides a written explanation to the general public for any credit allocation which is not so made and the reasons why such allocation is necessary, and (C) the plan provides that such agency is required to prioritize the renewal of existing credit allocations at the time of the expiration of the qualified rental reduction agreement with respect to the allocation, including, where appropriate, a commitment within a qualified rental reduction agreement that the credit allocation