# 26 U.S.C. § 46: Amount of credit Source: OLRC release point 119-134 . Cite pinpoints as 26 U.S.C. § 46(a)(1). For purposes of section 38, the amount of the investment credit determined under this section for any taxable year shall be the sum of— ## § 46(1) the rehabilitation credit, ## § 46(2) the energy credit, ## § 46(3) the qualifying advanced coal project credit, ## § 46(4) the qualifying gasification project credit, ## § 46(5) the qualifying advanced energy project credit, ## § 46(6) the advanced manufacturing investment credit, and ## § 46(7) the clean electricity investment credit. ## Regulations - [Treas. Reg. § 1.46-1](/26/reg/1.46-1.md): Determination of amount. (interprets § 46) - [Treas. Reg. § 1.46-2](/26/reg/1.46-2.md): Carryback and carryover of unused credit. (interprets § 46) - [Treas. Reg. § 1.46-3](/26/reg/1.46-3.md): Qualified investment. (interprets § 46) - [Treas. Reg. § 1.46-4](/26/reg/1.46-4.md): Limitations with respect to certain persons. (interprets § 46) - [Treas. Reg. § 1.46-5](/26/reg/1.46-5.md): Qualified progress expenditures. (interprets § 46) - [Treas. Reg. § 1.46-6](/26/reg/1.46-6.md): Limitation in case of certain regulated companies. (interprets § 46) - [Treas. Reg. § 1.46-7](/26/reg/1.46-7.md): Statutory provisions; plan requirements for taxpayers electing additional investment credit, etc. (interprets § 46) - [Treas. Reg. § 1.46-8](/26/reg/1.46-8.md): Requirements for taxpayers electing additional one-percent investment credit (TRASOP's). (interprets § 46) - [Treas. Reg. § 1.46-9](/26/reg/1.46-9.md): Requirements for taxpayers electing an extra one-half percent additional investment credit. (interprets § 46) ## Forms named in the regulations - [Form 3468](https://www.irs.gov/pub/irs-pdf/f3468.pdf) ## Final rules - [84 FR 9231](https://www.federalregister.gov/documents/2019/03/14/2019-03474/eliminating-unnecessary-tax-regulations) (2019): Eliminating Unnecessary Tax Regulations - [73 FR 14934](https://www.federalregister.gov/documents/2008/03/20/E8-5619/application-of-normalization-accounting-rules-to-balances-of-excess-deferred-income-taxes-and) (2008): Application of Normalization Accounting Rules to Balances of Excess Deferred Income Taxes and Accumulated Deferred Investment Tax Credits of Public Utilities Whose Assets Cease To Be Public Utility Property ## Leading cases - [Campbell v. Commissioner, 868 F.2d 833 (6th Cir. 1989)](https://www.courtlistener.com/opinion/518891/donald-r-campbell-and-patricia-a-campbell-v-commissioner-of-internal/) - [Hokanson v. Commissioner, 730 F.2d 1245 (9th Cir. 1984)](https://www.courtlistener.com/opinion/433466/ragnar-v-hokanson-and-marilyn-l-hokanson-v-commissioner-of-internal/) - [McNamara v. Commissioner, 827 F.2d 168 (7th Cir. 1987)](https://www.courtlistener.com/opinion/493291/donald-g-mcnamara-and-valerie-j-mcnamara-and-robert-f-christiansen-and/) ## Connections Cites: § 38 General business credit Cited by: § 38 General business credit; § 45Z Clean fuel production credit; § 47 Rehabilitation credit; § 48 Energy credit; § 48A Qualifying advanced coal project credit; § 48B Qualifying gasification project credit; § 48C Qualifying advanced energy project credit; § 48D Advanced manufacturing investment credit; § 48E Clean electricity investment credit; § 49 At-risk rules; § 50 Other special rules; § 52 Special rules; § 59A Tax on base erosion payments of taxpayers with substantial gross receipts; § 111 Recovery of tax benefit items; § 196 Deduction for certain unused business credits; § 6418 Transfer of certain credits ## Amendments - 1962-10-16: [Pub. L. 87-834](/26/act/87-834.md), 76 Stat. 963 - 1964-02-26: [Pub. L. 88-272](/26/act/88-272.md), 78 Stat. 32 - 1966-04-08: [Pub. L. 89-384](/26/act/89-384.md), 80 Stat. 102 - 1966-04-14: [Pub. L. 89-389](/26/act/89-389.md), 80 Stat. 114 - 1966-11-08: [Pub. L. 89-800](/26/act/89-800.md), 80 Stat. 1514 - 1967-12-27: [Pub. L. 90-225](/26/act/90-225.md), 81 Stat. 731 - 1969-12-30: [Pub. L. 91-172](/26/act/91-172.md), 83 Stat. 585 - 1971-12-10: [Pub. L. 92-178](/26/act/92-178.md), 85 Stat. 499 - 1974-09-02: [Pub. L. 93-406](/26/act/93-406.md), 88 Stat. 957 - 1975-03-29: [Pub. L. 94-12](/26/act/94-12.md), 89 Stat. 36 - 1976-10-04: [Pub. L. 94-455](/26/act/94-455.md), 90 Stat. 1562 - 1978-11-06: [Pub. L. 95-600](/26/act/95-600.md), 92 Stat. 2794 - 1978-11-09: [Pub. L. 95-618](/26/act/95-618.md), 92 Stat. 3192 - 1980-04-01: [Pub. L. 96-222](/26/act/96-222.md), 94 Stat. 197 - 1980-04-02: [Pub. L. 96-223](/26/act/96-223.md), 94 Stat. 260 - 1981-08-13: [Pub. L. 97-34](/26/act/97-34.md), 95 Stat. 225 - 1982-09-03: [Pub. L. 97-248](/26/act/97-248.md), 96 Stat. 420 - 1983-01-12: [Pub. L. 97-448](/26/act/97-448.md), 96 Stat. 2400 - 1982-10-19: [Pub. L. 97-354](/26/act/97-354.md), 96 Stat. 1692 - 1983-01-06: [Pub. L. 97-424](/26/act/97-424.md), 96 Stat. 2192 - 1983-01-12: [Pub. L. 97-448](/26/act/97-448.md), 96 Stat. 2370 - 1983-04-20: [Pub. L. 98-21](/26/act/98-21.md), 97 Stat. 87 - 1984-07-18: [Pub. L. 98-369](/26/act/98-369.md), 98 Stat. 505 - 1986-10-22: [Pub. L. 99-514](/26/act/99-514.md), 100 Stat. 2141 - 1988-11-10: [Pub. L. 100-647](/26/act/100-647.md), 102 Stat. 3353 - 1989-12-19: [Pub. L. 101-239](/26/act/101-239.md), 103 Stat. 2306 - 1990-11-05: [Pub. L. 101-508](/26/act/101-508.md), 104 Stat. 1388 - 2004-10-22: [Pub. L. 108-357](/26/act/108-357.md), 118 Stat. 1475 - 2005-08-08: [Pub. L. 109-58](/26/act/109-58.md), 119 Stat. 999 - 2009-02-17: [Pub. L. 111-5](/26/act/111-5.md), 123 Stat. 345 - 2010-03-23: [Pub. L. 111-148](/26/act/111-148.md), 124 Stat. 880 - 2014-12-19: [Pub. L. 113-295](/26/act/113-295.md), 128 Stat. 4035 - 2022-08-09: [Pub. L. 117-167](/26/act/117-167.md), 136 Stat. 1398 - 2022-08-16: [Pub. L. 117-169](/26/act/117-169.md), 136 Stat. 1996