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INCOME TAX

Internal Revenue Bulletin 2004-6 · 2026-10-03 edition · updated 2026-10-04 · United States

Rev. Rul. 2004–9, page 428. Federal rates; adjusted federal rates; adjusted federal long-term rate and the long-term exempt rate. For purposes of sections 382, 642, 1274, 1288, and other sections of the Code, tables set forth the rates for February 2004.

T.D. 9104, page 406. Final regulations under section 41 of the Code clarify the definition of qualified research contained in the credit for increasing research activities. In addition, the regulations adopt the recordkeeping requirements and the rules for excluded activities as set forth in the 2001 proposed regulations.

T.D. 9105, page 419. REG–126459–03, page 437. Final, temporary, and proposed regulations under sections 167, 446, and 1016 of the Code provide rules for changes in determining depreciation or amortization. The regulations also provide guidance as to whether certain changes in depreciation or amortization are changes in methods of accounting. The regulations apply to changes made for taxable years ending on or after December 30, 2003. A public hearing on the proposed regulations is scheduled for April 7, 2004.

T.D. 9108, page 429. Final regulations under section 6011 of the Code modify and clarify the rules relating to confidential transactions under regulations section 1.6011–4(b)(3), and make minor conforming changes to the list maintenance rules under regulations section 301.6112–1.

Announcements of Disbarments and Suspensions begin on page 439. Finding Lists begin on page ii.

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▸Contents — Internal Revenue Bulletin 2004-6

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