Links to Official IRS Bulletin Documents listed below are in the Adobe Acrobat PDF Format, and require the appropriate Acrobat Reader to view and/or print.

INCOME TAX

Notice 2005-22(PDF, 88K)
This notice clarifies and modifies Notice 2004-80 to provide additional guidance for material advisors who are required to comply with sections 6111 and 6112 of the Code, as amended, and to grant an extension of time for material advisors to comply with the new filing requirements under section 6111 as previously provided in Notice 2004-80 and Notice 2005-17. Notices 2004-80 and 2005-17 clarified and modified.

Rev. Rul. 2005-14(PDF, 87K)
Fringe benefits aircraft valuation formula. The Standard Industry Fare Level (SIFL) cents-per-mile rates and terminal charges in effect for the first half of 2005 are set forth for purposes of determining the value of noncommercial flights on employer-provided aircraft under section 1.61-21(g) of the regulations.

T.D. 9183(PDF, 118K)
Final regulations under section 7701 of the Code clarify that a disregarded entity (an entity that is not treated as separate from its owner) is treated as a separate entity for purposes of any federal tax liability for which it is liable.

T.D. 9184(PDF, 110K)
Final regulations under section 860F of the Code relate to the application of the unified partnership audit procedures to disputes regarding the ownership of residual interests in a Real Estate Mortgage Investment Conduit (REMIC).

T.D. 9185(PDF, 111K)
Final regulations under section 817 of the Code remove provisions of the regulations that apply a look-through rule to assets of a nonregistered partnership for purposes of satisfying the diversification requirements of section 817(h).

Notice 2005-26(PDF, 105K)
Weighted average interest rate update; corporate bond indices; 30-year Treasury securities. The weighted average interest rate for March 2005 and the resulting permissible range of interest rates used to calculate current liability and to determine the required contribution are set forth.

Announcement 2005-20(PDF, 92K)
A list is provided of organizations now classified as private foundations.

Announcement 2005-21(PDF, 45K)
Little League Baseball, Inc. 2321213 Schenectady LL of Schenectady, NY, and Jane Withers Wonderful World of Dolls and Teddy Bears of Studio City, CA, no longer qualify as organizations to which contributions are deductible under section 170 of the Code.

EXCISE TAX

Notice 2005-24(PDF, 98K)
This notice modifies Notice 2005-4, 2005-2 I.R.B. 289, by extending the transitional rule related to sales of gasoline on oil company credit cards and by making several corrections to Notice 2005-4. Notice 2005-4 provides guidance on certain excise tax provisions in the Code that were added or affected by the American Jobs Creation Act of 2004, Pub. L. 108-357. Notice 2005-4 modified.

Rev. Proc. 2005-13(PDF, 127K)
Automobile owners and lessees. This procedure provides owners and lessees of passenger automobiles (including trucks, vans, and electric automobiles) with tables detailing the limitations on depreciation deductions for passenger automobiles first placed in service during calendar year 2005 and the amounts to be included in income for passenger automobiles first leased during calendar year 2005.