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Computation of Allowable Annual Credit

IRS IRC § 42 Audit Technique Guide — Part I (Introduction and Pre-Contact Analysis) · 2026 edition · updated 2026-07-29 · United States

The amount of credit the taxpayer can claim each year is determined as:

  • Eligible Basis x Applicable Fraction = Qualified Basis.

  • Qualified Basis x Applicable Percentage = Annual Credit Amount

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▸Contents — IRS IRC § 42 Audit Technique Guide — Part I (Introduction and Pre-Contact Analysis)

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