bulletin Internal Revenue›Rev. Proc. 90-63, 1990-2 C.B. 664, is
SECTION 5. METHODS OF
Internal Revenue Bulletin 1997-33 · 2026-10-03 edition · updated 2026-10-04 · United States
ACCOUNTING (§ 446)
.01 Cash or hybrid method to accrual method.
(1) Description of change and scope.
ing of § 1.263A–3(a), and, if the taxpayer has production activities, the taxpayer’s production activities qualify under the de minimis presumption of § 1.263A–3(a)(2)(iii); or
(B) the taxpayer adopts a proper inventory method under § 471 and the regulations thereunder, the taxpayer is a reseller eligible to use the simplified resale method under § 1.263A–3(d), and the taxpayer adopts a proper method under that section for the year of change;
(vi) a taxpayer required to use a long-term contract method in accordance with § 460, if the taxpayer is not in compliance with that section and any related administrative guidance;
(vii) a taxpayer required or wanting to use a special method of accounting, unless the taxpayer is permitted to change automatically to the special method under this revenue procedure. A special method of accounting is a method that deviates from the normal tax accounting rules, such as the method of accounting for advance payments pursuant to either Rev. Proc. 71–21, 1971–2 C.B. 549, or § 1.451–5, the installment method of accounting under § 453, or a long-term contract method under § 460; or
(viii) a taxpayer required to change to an overall accrual method under § 448 and eligible to make the change under § 1.448–1(h)(2). See § 1.448–1(h)(2), which provides an automatic consent procedure for a taxpayer changing for the first taxable year that it is subject to § 448. See also § 1.448–1(h)(1), which provides that § 1.448–1(h) does not apply to a change required under any Code section (or regulations thereunder) other than § 448 (for example, a taxpayer with inventories).
(2) Section 481(a) adjustment.
August 18, 1997 36 1997–33 I.R.B.
method, a taxpayer may adopt the recurring item exception for the year of change if the taxpayer is eligible and follows the procedures of § 1.461–5(d). If the taxpayer is eligible and wants to adopt this method as specified in § 461(h)(3), the amount of the § 481(a) adjustment must be modified to account for the amount of any additional deduction.
(3) Change to a special method of accounting. If a taxpayer that wants to change to an accrual method in conjunction with a change to a special method of accounting is not permitted to make the change under this revenue procedure, the taxpayer may request to make both changes only by filing one application under the provisions of Rev. Proc. 97–27, 1997–21 I.R.B. 10. Only one user fee will be required for these changes.
.02 Multi-year service warranty con- tracts.
ing) it over the life of the insurance policy (whether the cash method or an accrual method of accounting is used to account for service warranty transactions).
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