United States Code

26 U.S.C. § 280C

Certain expenses for which credits are allowable

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Bills that would change it 111

  • HR 8516 American Leadership in AI Act Amends · introduced · 119th Congress
  • HR 8023 To amend the Internal Revenue Code of 1986 to provide a credit for increasing wages paid to child care providers. Amends 280C(a) · introduced · 119th Congress
  • S 3534 A bill to amend the Internal Revenue Code of 1986 to provide a credit for increasing wages paid to child care providers. Amends 280C(a) · introduced · 119th Congress
  • S 3489 Investing in American Workers Act Amends · introduced · 119th Congress
  • HR 6752 Investing in American Workers Act Amends · introduced · 119th Congress
  • HR 4529 Black Farmers and Socially Disadvantaged Farmers Increased Market Share Act Amends · introduced · 119th Congress
  • S 2056 CREATE JOBS Act Amends 280C(c) · introduced · 119th Congress
  • HR 3967 CREATE JOBS Act Amends 280C(c) · introduced · 119th Congress
  • HR 3871 Apprenticeship Infrastructure Tax Credit Act of 2025 Amends 280C(a) · introduced · 119th Congress
  • HR 2463 Mechanical Insulation Installation Incentive Act of 2025 Amends · introduced · 119th Congress
  • HR 2447 New Collar Jobs Act of 2025 Amends · introduced · 119th Congress
  • HR 2085 Mental Health Research Accelerator Act of 2025 Amends · introduced · 119th Congress
  • HR 1990 American Innovation and R&D Competitiveness Act of 2025 Amends 280C(c) · introduced · 119th Congress
  • HR 1662 LEAP Act Amends · introduced · 119th Congress
  • S 586 Flood Insurance Affordability Tax Credit Act Amends · introduced · 119th Congress
  • HR 996 Paid Family and Medical Leave Tax Credit Extension and Enhancement Act Amends 280C(a) · introduced · 119th Congress
  • S 400 Paid Family and Medical Leave Tax Credit Extension and Enhancement Act Amends 280C(a) · introduced · 119th Congress
  • HR 1536 LEAP Act Amends · introduced · 118th Congress
  • HR 7476 Countering Communist China Act Amends 280C(c) · introduced · 118th Congress
  • HR 2707 MADE in America Act Amends · introduced · 118th Congress
  • HR 8860 Paid Family and Medical Leave Tax Credit Extension and Enhancement Act Amends 280C(a) · introduced · 118th Congress
  • HR 8506 Bring Jobs Home Act Amends · introduced · 118th Congress
  • HR 7852 LEAP Act Amends · introduced · 118th Congress
  • HR 7821 SAFE Retail Act of 2024 Amends · introduced · 118th Congress
  • S 3680 Paid Family and Medical Leave Tax Credit Extension and Enhancement Act Amends 280C(a) · introduced · 118th Congress
  • HR 6104 Mechanical Insulation Installation Incentive Act of 2023 Amends · introduced · 118th Congress
  • HR 5821 Mental Health Research Accelerator Act of 2023 Amends · introduced · 118th Congress
  • HR 5207 To amend the Internal Revenue Code of 1986 to add a new medical research component to the credit for increasing research activities. Amends 280C(c)(1) · introduced · 118th Congress
  • HR 3429 New Collar Jobs Act of 2023 Amends · introduced · 118th Congress
  • HR 2673 American Innovation and R&D Competitiveness Act of 2023 Amends 280C(c) · introduced · 118th Congress
  • HR 2527 RAISE Act of 2023 Amends 280C(a) · introduced · 118th Congress
  • S 314 CREATE JOBS Act Amends 280C(c) · introduced · 118th Congress
  • HR 8675 RAISE Act of 2022 Amends 280C(a) · introduced · 117th Congress
  • HR 7505 To amend the Internal Revenue Code of 1986 to add a new medical research component to the credit for increasing research activities. Amends 280C(c)(1) · introduced · 117th Congress
  • HR 7279 Mental Health Research Accelerator Act of 2022 Amends · introduced · 117th Congress
  • S 1422 Investing in American Workers Act Amends · introduced · 117th Congress
  • HR 7166 Make Medicine in America Again Act Amends · introduced · 117th Congress
  • HR 6309 TEAMS Act Amends · introduced · 117th Congress
  • HR 5972 LEAP Act Amends · introduced · 117th Congress
  • HR 4792 Countering Communist China Act Amends 280C(c) · introduced · 117th Congress
  • HR 4375 Twenty-First Century Dams Act Amends · introduced · 117th Congress
  • HR 4727 STEM K to Career Act Amends 280C(a) · introduced · 117th Congress
  • HR 4499 Maintaining and Enhancing Hydroelectricity and River Restoration Act of 2021 Amends · introduced · 117th Congress
  • HR 4389 New Collar Jobs Act of 2021 Amends · introduced · 117th Congress
  • HR 4169 Black Farmers and Socially Disadvantaged Farmers Increased Market Share Act Amends · introduced · 117th Congress
  • S 2306 Maintaining and Enhancing Hydroelectricity and River Restoration Act of 2021 Amends · introduced · 117th Congress
  • HR 3927 MADE in America Act Amends · introduced · 117th Congress
  • S 2082 MADE in America Act Amends · introduced · 117th Congress
  • HR 3309 MADE in The Americas Act Amends · introduced · 117th Congress
  • HR 2984 Investing in American Workers Act Amends · introduced · 117th Congress

Showing the 50 most recently active.

The law today

From the official United States Code, current through Public Law 119-121.

(a) Rule for employment credits No deduction shall be allowed for that portion of the wages or salaries paid or incurred for the taxable year which is equal to the sum of the credits determined for the taxable year under sections 45A(a), 45P(a), 45S(a)(1)(A), 51(a), and 1396(a). No deduction shall be allowed for that portion of the premiums paid or incurred for the taxable year which is equal to that portion of the paid family and medical leave credit which is determined for the taxable year under section 45S(a)(1)(B). In the case of a corporation which is a member of a controlled group of corporations (within the meaning of section 52(a)) or a trade or business which is treated as being under common control with other trades or businesses (within the meaning of section 52(b)), this subsection shall be applied under rules prescribed by the Secretary similar to the rules applicable under subsections (a) and (b) of section 52. (b) Credit for qualified clinical testing expenses for certain drugs (1) In general No deduction shall be allowed for that portion of the qualified clinical testing expenses (as defined in section 45C(b)) otherwise allowable as a deduction for the taxable year which is equal to the amount of the credit allowable for the taxable year under section 45C (determined without regard to section 38(c)). (2) Similar rule where taxpayer capitalizes rather than deducts expenses If— (A) the amount of the credit allowable for the taxable year under section 45C (determined without regard to section 38(c)), exceeds (B) the amount allowable as a deduction for the taxable year for qualified clinical testing expenses (determined without regard to paragraph (1)), the amount chargeable to capital account for the taxable year for such expenses shall be reduced by the amount of such excess. (3) Election of reduced credit (A) In general In the case of any taxable year for which an election is made under this paragraph— (i) paragraphs (1) and (2) shall not apply, and (ii) the amount of the credit under section 45C(a) shall be the amount determined under subparagraph (B). (B) Amount of reduced credit The amount of credit determined under this subparagraph for any taxable year shall be the amount equal to the excess of— (i) the amount of credit determined under section 45C(a) without regard to this paragraph, over (ii) the product of— (I) the amount described in clause (i), and (II) the maximum rate of tax under section 11(b). (C) Election An election under this paragraph for any taxable year shall be made not later than the time for filing the return of tax for such year (including extensions), shall be made on such return, and shall be made in such manner as the Secretary shall prescribe. Such an election, once made, shall be irrevocable. (4) Controlled groups In the case of a corporation which is a member of a controlled group of corporations (within the meaning of section 41(f)(5)) or a trade or business which is treated as being under common control with other trades or business (within the meaning of section 41(f)(1)(B)), this subsection shall be applied under rules prescribed by the Secretary similar to the rules applicable under subparagraphs (A) and (B) of section 41(f)(1). (c) Credit for increasing research activities (1) In general The domestic research or experimental expenditures (as defined in section 174A(b)) otherwise taken into account as a deduction or charged to capital account under this chapter shall be reduced by the amount of the credit allowed under section 41(a). (2) Election of reduced credit (A) In general In the case of any taxable year for which an election is made under this paragraph— (i) paragraph (1) shall not apply, and (ii) the amount of the credit under section 41(a) shall be the amount determined under subparagraph (B). (B) Amount of reduced credit The amount of credit determined under this subparagraph for any taxable year shall be the amount equal to the excess of— (i) the amount of credit determined under section 41(a) without regard to this paragraph, over (ii) the product of— (I) the amount described in clause (i), and (II) the maximum rate of tax under section 11(b). (C) Election An election under this paragraph for any taxable year shall be made not later than the time for filing the return of tax for such year (including extensions), shall be made on such return, and shall be made in such manner as the Secretary may prescribe. Such an election, once made, shall be irrevocable. (3) Controlled groups Paragraph (3) of subsection (b) shall apply for purposes of this subsection. (d) Credit for low sulfur diesel fuel production The deductions otherwise allowed under this chapter for the taxable year shall be reduced by the amount of the credit determined for the taxable year under section 45H(a). (e) Mine rescue team training credit No deduction shall be allowed for that portion of the expenses otherwise allowable as a deduction for the taxable year which is equal to the amount of the credit determined for the taxable year under section 45N(a). (f) Credit for security of agricultural chemicals No deduction shall be allowed for that portion of the expenses otherwise allowable as a deduction taken into account in determining the credit under section 45O for the taxable year which is equal to the amount of the credit determined for such taxable year under section 45O(a). (g) Credit for health insurance premiums No deduction shall be allowed for the portion of the premiums paid by the taxpayer for coverage of 1 or more individuals under a qualified health plan which is equal to the amount of the credit determined for the taxable year under section 36B(a) with respect to such premiums. (h) Credit for employee health insurance expenses of small employers No deduction shall be allowed for that portion of the premiums for qualified health plans (as defined in section 1301(a) of the Patient Protection and Affordable Care Act), or for health insurance coverage in the case of taxable years beginning in 2010, 2011, 2012, or 2013, paid by an employer which is equal to the amount of the credit determined under section 45R(a) with respect to the premiums.
Official text at uscode.house.gov ↗