(a)Long-term contracts shall be accounted for in accordance with the special rules set forth in Section 460 of the Internal Revenue Code.
(b)
(1)The provisions of Section 804(d) of Public Law 99-514, relating to the effective date of modifications in the method of accounting for long-term contracts, shall be applicable to taxable years beginning on or after January 1, 1987.
(2)In the case of a contract entered into after February 28, 1986, during a taxable year beginning before January 1, 1987, an adjustment to income shall be made upon completion of the contract, if necessary, to correct any
underreporting or overreporting of income, for purposes of this part, resulting from differences between state and federal law for the taxable year in which the contract began.
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(a)
Long-term contracts shall be accounted for in accordance with the special rules set forth in Section 460 of the Internal Revenue Code.
(b)
(1)
The provisions of Section 804(d) of Public Law 99-514, relating to the effective date of modifications in the method of accounting for long-term contracts, shall be applicable to taxable years beginning on or after January 1, 1987.
(2)
In the case of a contract entered into after February 28, 1986, during a taxable year beginning before January 1, 1987, an adjustment to income shall be made upon completion of the contract, if necessary, to correct any
underreporting or overreporting of income, for purposes of this part, resulting from differences between state and federal law for the taxable year in which the contract began.
(c)
(1)
The amendments to Section 460 of the Internal Revenue Code made by Section 10203 of Public Law 100-203, relating to a reduction in the percentage of items taken into account under the completed contract method, shall apply to taxable years beginning on or after January 1, 1990.
(2)
In the case of a contract entered into after October 13, 1987, during a taxable year beginning before January 1, 1990, an adjustment to income shall be made upon completion of the contract, if necessary, to correct any underreporting or overreporting of income, for purposes of this part, resulting
from differences between California and federal law for taxable years beginning prior to January 1, 1990.
(d)
(1)
The amendments to Section 460 of the Internal Revenue Code made by Section 5041 of Public Law 100-647, relating to a reduction in the percentage of items taken into account under the completed contract method, shall apply to taxable years beginning on or after January 1, 1990.
(2)
In the case of a contract entered into after June 20, 1988, during a taxable year beginning before January 1, 1990, an adjustment to income shall be made upon completion of the contract, if necessary, to correct any underreporting or overreporting of income, for purposes of this part, resulting from differences between California and federal law for taxable years beginning
prior to January 1, 1990.
(e)
(1)
The amendments to Section 460 of the Internal Revenue Code made by Section 7621 of Public Law 101-239, relating to the repeal of the completed contract method of accounting for long-term contracts, shall apply to taxable years beginning on or after January 1, 1990.
(2)
In the case of a contract entered into after July 10, 1989, during a taxable year beginning before January 1, 1990, an adjustment to income shall be made upon completion of the contract, if necessary, to correct any underreporting or overreporting of income, for purposes of this part, resulting from differences between California and federal law for taxable years beginning prior to January 1, 1990.
(f)
For purposes of applying paragraphs (2) to (6), inclusive, of Section 460(b) of the Internal Revenue Code, relating to the look-back method, any adjustment to income computed under paragraph (2) of subdivision (b), (c), (d), or (e) shall be deemed to have been reported in the taxable year from which the adjustment arose, rather than the taxable year in which the contract was
completed.
(g)
(1)
For contracts entered into on or after the effective date of the act adding this subdivision, the amendments made by Section 13102(d) of the Tax Cuts and Jobs Act, 2017 (Public Law 115-97) to Section 460 of the Internal Revenue Code, relating to special rules for long-term contracts, shall apply, except as otherwise provided.
(2)
For contracts entered into on or after the effective date of the act adding this subdivision, the amendments made by Section 13102(e)(3) of the Tax Cuts and Jobs Act, 2017 (Public Law 115-97), relating to exemption from percentage completion for long-term contracts, shall apply, except as otherwise provided.
(3)
(A)
Any
change in method of accounting made pursuant to this section shall be treated for purposes of applying Section 481 of the Internal Revenue Code, as applicable for California purposes under Section 17551, as initiated by the taxpayer and made with the consent of the Franchise Tax Board.
(B)
Section 13102(e)(1) of the Tax Cuts and Jobs Act, 2017 (Public Law 115-97) does not apply to this subdivision.
(C)
Notwithstanding subparagraph (B), a taxpayer may elect to apply the provisions of this subdivision, where otherwise allowed, to contracts entered into on or after January 1, 2018, in taxable years ending after January 1, 2018.
(h)
The amendments to Section 460(c)(6)(B)(ii) of the Internal Revenue Code made by Section
143(a)(2) and Section 143(b)(6)(I) of Public Law 114-113, relating to the special rule for federal long-term contracts, shall not apply.