Section 1.42-1 - Limitation on low-income housing credit allowed with respect to qualified low-income buildings receiving housing credit allocations from a State or local housing credit agency(a)-(g) [Reserved]. For further guidance, see§ 1.42-1T(a) through (g) .(h)Filing of forms. Unless otherwise provided in forms or instructions, a completed Form 8586, "Low-Income Housing Credit," (or any successor form) must be filed with the owner's Federal income tax return for each taxable year the owner of a qualified low-income building is claiming the low-income housing credit under section 42(a). Unless otherwise provided in forms or instructions, a completed Form 8609, "Low-Income Housing Credit Allocation and Certification," (or any successor form) must be filed by the building owner with the IRS. The requirements for completing and filing Forms 8586 and 8609 are addressed in the instructions to the forms.(i) [Reserved]. For further guidance, see§ 1.42-1T(i) .(j)Effective dates. Section 1.42-1(h) applies to forms filed on or after November 7, 2005. The rules that apply for forms filed before November 7, 2005 are contained in § 1.42-1T(h) and § 1.42-1(h) (see 26 CFR part 1 revised as of April 1, 2003, and April 1, 2005).T.D. 9112, 69 FR 3827 , Jan. 27, 2004, as amended by T.D. 9228, 70 FR 67356 , Nov. 7, 2005