26 U.S.C. § 45X

Advanced manufacturing production credit

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(a) In general(1) Allowance of creditFor purposes of section 38, the advanced manufacturing production credit for any taxable year is an amount equal to the sum of the credit amounts determined under subsection (b) with respect to each eligible component which is—(A) produced by the taxpayer, and(B) during the taxable year, sold by such taxpayer to an unrelated person.(2) Production and sale must be in trade or business

Any eligible component produced and sold by the taxpayer shall be taken into account only if the production and sale described in paragraph (1) is in a trade or business of the taxpayer.

(3) Unrelated person(A) In general

For purposes of this subsection, a taxpayer shall be treated as selling components to an unrelated person if such component is sold to such person by a person related to the taxpayer.

(B) Election(i) In general

At the election of the taxpayer (in such form and manner as the Secretary may prescribe), a sale of components by such taxpayer to a related person shall be deemed to have been made to an unrelated person.

(ii) Requirement

As a condition of, and prior to, any election described in clause (i), the Secretary may require such information or registration as the Secretary deems necessary for purposes of preventing duplication, fraud, or any improper or excessive amount determined under paragraph (1).

(b) Credit amount(1) In generalSubject to paragraph (3), the amount determined under this subsection with respect to any eligible component, including any eligible component it incorporates, shall be equal to—(A) in the case of a thin film photovoltaic cell or a crystalline photovoltaic cell, an amount equal to the product of—(i) 4 cents, multiplied by(ii) the capacity of such cell (expressed on a per direct current watt basis),(B) in the case of a photovoltaic wafer, $12 per square meter,(C) in the case of solar grade polysilicon, $3 per kilogram,(D) in the case of a polymeric backsheet, 40 cents per square meter,(E) in the case of a solar module, an amount equal to the product of—(i) 7 cents, multiplied by(ii) the capacity of such module (expressed on a per direct current watt basis),(F) in the case of a wind energy component—(i) if such component is a related offshore wind vessel, an amount equal to 10 percent of the sales price of such vessel, and(ii) if such component is not described in clause (i), an amount equal to the product of—(I) the applicable amount with respect to such component (as determined under paragraph (2)(A)), multiplied by(II) the total rated capacity (expressed on a per watt basis) of the completed wind turbine for which such component is designed,(G) in the case of a torque tube, 87 cents per kilogram,(H) in the case of a structural fastener, $2.28 per kilogram,(I) in the case of an inverter, an amount equal to the product of—(i) the applicable amount with respect to such inverter (as determined under paragraph (2)(B)), multiplied by(ii) the capacity of such inverter (expressed on a per alternating current watt basis),(J) in the case of electrode active materials, an amount equal to 10 percent of the costs incurred by the taxpayer with respect to production of such materials,(K) in the case of a battery cell, an amount equal to the product of—(i) $35, multiplied by(ii) subject to paragraph (4), the capacity of such battery cell (expressed on a kilowatt-hour basis),(L) in the case of a battery module, an amount equal to the product of—(i) $10 (or, in the case of a battery module which does not use battery cells, $45), multiplied by(ii) subject to paragraph (4), the capacity of such battery module (expressed on a kilowatt-hour basis), and(M) in the case of any applicable critical mineral, an amount equal to 10 percent (2.5 percent in the case of metallurgical coal) of the costs incurred by the taxpayer with respect to production of such mineral.(2) Applicable amounts(A) Wind energy componentsFor purposes of paragraph (1)(F)(ii), the applicable amount with respect to any wind energy component shall be—(i) in the case of a blade, 2 cents,(ii) in the case of a nacelle, 5 cents,(iii) in the case of a tower, 3 cents, and(iv) in the case of an offshore wind foundation—(I) which uses a fixed platform, 2 cents, or(II) which uses a floating platform, 4 cents.(B) InvertersFor purposes of paragraph (1)(I), the applicable amount with respect to any inverter shall be—(i) in the case of a central inverter, 0.25 cents,(ii) in the case of a utility inverter, 1.5 cents,(iii) in the case of a commercial inverter, 2 cents,(iv) in the case of a residential inverter, 6.5 cents, and(v) in the case of a microinverter or a distributed wind inverter, 11 cents.(3) Phase out and termination(A) In generalSubject to subparagraphs (C) and (D), in the case of any eligible component sold after December 31, 2029, the amount determined under this subsection with respect to such component shall be equal to the product of—(i) the amount determined under paragraph (1) with respect to such component, as determined without regard to this paragraph, multiplied by(ii) the phase out percentage under subparagraph (B).(B) Phase out percentageThe phase out percentage under this subparagraph is equal to—(i) in the case of an eligible component sold during calendar year 2030, 75 percent,(ii) in the case of an eligible component sold during calendar year 2031, 50 percent,(iii) in the case of an eligible component sold during calendar year 2032, 25 percent,(iv) in the case of an eligible component sold after December 31, 2032, 0 percent.(C) Phase out for applicable critical minerals other than metallurgical coal(i) In generalIn the case of any applicable critical mineral (other than metallurgical coal) produced after December 31, 2030, the amount determined under this subsection with respect to such mineral shall be equal to the product of—(I) the amount determined under paragraph (1) with respect to such mineral, as determined without regard to this subparagraph, multiplied by(II) the phase out percentage under clause (ii).(ii) Phase out percentage for applicable critical minerals other than metallurgical coalThe phase out percentage under this clause is equal to—(I) in the case of any applicable critical mineral produced during calendar year 2031, 75 percent,(II) in the case of any applicable critical mineral produced during calendar year 2032, 50 percent,(III) in the case of any applicable critical mineral produced during calendar year 2033, 25 percent, and(IV) in the case of any applicable critical mineral produced after December 31, 2033, 0 percent.(D) Termination for wind energy components

This section shall not apply to any wind energy component produced and sold after December 31, 2027.

(E) Termination for metallurgical coal

This section shall not apply to any metallurgical coal produced after December 31, 2029.

(4) Limitation on capacity of battery cells and battery modules(A) In general

For purposes of subparagraph (K)(ii) or (L)(ii) of paragraph (1), the capacity determined under either subparagraph with respect to a battery cell or battery module shall not exceed a capacity-to-power ratio of 100:1.

(B) Capacity-to-power ratio

For purposes of this paragraph, the term “capacity-to-power ratio” means, with respect to a battery cell or battery module, the ratio of the capacity of such cell or module to the maximum discharge amount of such cell or module.

(c) DefinitionsFor purposes of this section—(1) Eligible component(A) In generalThe term “eligible component” means—(i) any solar energy component,(ii) any wind energy component,(iii) any inverter described in subparagraphs (B) through (G) of paragraph (2),(iv) any qualifying battery component, and(v) any applicable critical mineral.(B) Application with other credits

The term “eligible component” shall not include any property which is produced at a facility if the basis of any property which is part of such facility is taken into account for purposes of the credit allowed under section 48C after the date of the enactment of this section.

In the case of taxable years beginning after the date of enactment of this subparagraph, the term “eligible component” shall not include any property which includes any material assistance from a prohibited foreign entity (as defined in section 7701(a)(52), as applied by substituting “used in a product sold before January 1, 2027” for “used in a product sold before January 1, 2030” in subparagraph (D)(iv)(II)(bb) thereof).

(2) Inverters(A) In general

The term “inverter” means an end product which is suitable to convert direct current electricity from 1 or more solar modules or certified distributed wind energy systems into alternating current electricity.

(B) Central inverter

The term “central inverter” means an inverter which is suitable for large utility-scale systems and has a capacity which is greater than 1,000 kilowatts (expressed on a per alternating current watt basis).

(C) Commercial inverterThe term “commercial inverter” means an inverter which—(i) is suitable for commercial or utility-scale applications,(ii) has a rated output of 208, 480, 600, or 800 volt three-phase power, and(iii) has a capacity which is not less than 20 kilowatts and not greater than 125 kilowatts (expressed on a per alternating current watt basis).(D) Distributed wind inverter(i) In generalThe term “distributed wind inverter” means an inverter which—(I) is used in a residential or non-residential system which utilizes 1 or more certified distributed wind energy systems, and(II) has a rated output of not greater than 150 kilowatts.(ii) Certified distributed wind energy system

The term “certified distributed wind energy system” means a wind energy system which is certified by an accredited certification agency to meet Standard 9.1-2009 of the American Wind Energy Association (including any subsequent revisions to or modifications of such Standard which have been approved by the American National Standards Institute).

(E) MicroinverterThe term “microinverter” means an inverter which—(i) is suitable to connect with one solar module,(ii) has a rated output of—(I) 120 or 240 volt single-phase power, or(II) 208 or 480 volt three-phase power, and(iii) has a capacity which is not greater than 650 watts (expressed on a per alternating current watt basis).(F) Residential inverterThe term “residential inverter” means an inverter which—(i) is suitable for a residence,(ii) has a rated output of 120 or 240 volt single-phase power, and(iii) has a capacity which is not greater than 20 kilowatts (expressed on a per alternating current watt basis).(G) Utility inverterThe term “utility inverter” means an inverter which—(i) is suitable for commercial or utility-scale systems,(ii) has a rated output of not less than 600 volt three-phase power, and(iii) has a capacity which is greater than 125 kilowatts and not greater than 1000 kilowatts (expressed on a per alternating current watt basis) 11 So in original. Probably should be followed by a period.(3) Solar energy component(A) In generalThe term “solar energy component” means any of the following:(i) Solar modules.(ii) Photovoltaic cells.(iii) Photovoltaic wafers.(iv) Solar grade polysilicon.(v) Torque tubes or structural fasteners.(vi) Polymeric backsheets.(B) Associated definitions(i) Photovoltaic cell

The term “photovoltaic cell” means the smallest semiconductor element of a solar module which performs the immediate conversion of light into electricity.

(ii) Photovoltaic waferThe term “photovoltaic wafer” means a thin slice, sheet, or layer of semiconductor material of at least 240 square centimeters—(I) produced by a single manufacturer either—(aa) directly from molten or evaporated solar grade polysilicon or deposition of solar grade thin film semiconductor photon absorber layer, or(bb) through formation of an ingot from molten polysilicon and subsequent slicing, and(II) which comprises the substrate or absorber layer of one or more photovoltaic cells.(iii) Polymeric backsheet

The term “polymeric backsheet” means a sheet on the back of a solar module which acts as an electric insulator and protects the inner components of such module from the surrounding environment.

(iv) Solar grade polysiliconThe term “solar grade polysilicon” means silicon which is—(I) suitable for use in photovoltaic manufacturing, and(II) purified to a minimum purity of 99.999999 percent silicon by mass.(v) Solar moduleThe term “solar module” means the connection and lamination of photovoltaic cells into an environmentally protected final assembly which is—(I) suitable to generate electricity when exposed to sunlight, and(II) ready for installation without an additional manufacturing process.(vi) Solar tracker

The term “solar tracker” means a mechanical system that moves solar modules according to the position of the sun and to increase energy output.

(vii) Solar tracker components(I) Torque tubeThe term “torque tube” means a structural steel support element (including longitudinal purlins) which—(aa) is part of a solar tracker,(bb) is of any cross-sectional shape,(cc) may be assembled from individually manufactured segments,(dd) spans longitudinally between foundation posts,(ee) supports solar panels and is connected to a mounting attachment for solar panels (with or without separate module interface rails), and(ff) is rotated by means of a drive system.(II) Structural fastenerThe term “structural fastener” means a component which is used—(aa) to connect the mechanical and drive system components of a solar tracker to the foundation of such solar tracker,(bb) to connect torque tubes to drive assemblies, or(cc) to connect segments of torque tubes to one another.(4) Wind energy component(A) In generalThe term “wind energy component” means any of the following:(i) Blades.(ii) Nacelles.(iii) Towers.(iv) Offshore wind foundations.(v) Related offshore wind vessels.(B) Associated definitions(i) Blade

The term “blade” means an airfoil-shaped blade which is responsible for converting wind energy to low-speed rotational energy.

(ii) Offshore wind foundationThe term “offshore wind foundation” means the component (including transition piece) which secures an offshore wind tower and any above-water turbine components to the seafloor using—(I) fixed platforms, such as offshore wind monopiles, jackets, or gravity-based foundations, or(II) floating platforms and associated mooring systems.(iii) Nacelle

The term “nacelle” means the assembly of the drivetrain and other tower-top components of a wind turbine (with the exception of the blades and the hub) within their cover housing.

(iv) Related offshore wind vessel

The term “related offshore wind vessel” means any vessel which is purpose-built or retrofitted for purposes of the development, transport, installation, operation, or maintenance of offshore wind energy components.

(v) Tower

The term “tower” means a tubular or lattice structure which supports the nacelle and rotor of a wind turbine.

(5) Qualifying battery component(A) In generalThe term “qualifying battery component” means any of the following:(i) Electrode active materials.(ii) Battery cells.(iii) Battery modules.(B) Associated definitions(i) Electrode active material

The term “electrode active material” means cathode materials, anode materials, anode foils, and electrochemically active materials, including solvents, additives, and electrolyte salts that contribute to the electrochemical processes necessary for energy storage.

(ii) Battery cellThe term “battery cell” means an electrochemical cell—(I) comprised of 1 or more positive electrodes and 1 or more negative electrodes,(II) with an energy density of not less than 100 watt-hours per liter, and(III) capable of storing at least 12 watt-hours of energy.(iii) Battery moduleThe term “battery module” means a module—(I)(aa) in the case of a module using battery cells, with 2 or more battery cells which are configured electrically, in series or parallel, to create voltage or current, as appropriate, to a specified end use, or(bb) with no battery cells,(II) with an aggregate capacity of not less than 7 kilowatt-hours (or, in the case of a module for a hydrogen fuel cell vehicle, not less than 1 kilowatt-hour), and(III) which is comprised of all other essential equipment needed for battery functionality, such as current collector assemblies and voltage sense harnesses, or any other essential energy collection equipment.(6) Applicable critical mineralsThe term “applicable critical mineral” means any of the following:(A) AluminumAluminum which is—(i) converted from bauxite to a minimum purity of 99 percent alumina by mass, or(ii) purified to a minimum purity of 99.9 percent aluminum by mass.(B) AntimonyAntimony which is—(i) converted to antimony trisulfide concentrate with a minimum purity of 90 percent antimony trisulfide by mass, or(ii) purified to a minimum purity of 99.65 percent antimony by mass.(C) Barite

Barite which is barium sulfate purified to a minimum purity of 80 percent barite by mass.

(D) BerylliumBeryllium which is—(i) converted to copper-beryllium master alloy, or(ii) purified to a minimum purity of 99 percent beryllium by mass.(E) CeriumCerium which is—(i) converted to cerium oxide which is purified to a minimum purity of 99.9 percent cerium oxide by mass, or(ii) purified to a minimum purity of 99 percent cerium by mass.(F) CesiumCesium which is—(i) converted to cesium formate or cesium carbonate, or(ii) purified to a minimum purity of 99 percent cesium by mass.(G) ChromiumChromium which is—(i) converted to ferrochromium consisting of not less than 60 percent chromium by mass, or(ii) purified to a minimum purity of 99 percent chromium by mass.(H) CobaltCobalt which is—(i) converted to cobalt sulfate, or(ii) purified to a minimum purity of 99.6 percent cobalt by mass.(I) DysprosiumDysprosium which is—(i) converted to not less than 99 percent pure dysprosium iron alloy by mass, or(ii) purified to a minimum purity of 99 percent dysprosium by mass.(J) EuropiumEuropium which is—(i) converted to europium oxide which is purified to a minimum purity of 99.9 percent europium oxide by mass, or(ii) purified to a minimum purity of 99 percent by mass.(K) FluorsparFluorspar which is—(i) converted to fluorspar which is purified to a minimum purity of 97 percent calcium fluoride by mass, or(ii) purified to a minimum purity of 99 percent fluorspar by mass.(L) GadoliniumGadolinium which is—(i) converted to gadolinium oxide which is purified to a minimum purity of 99.9 percent gadolinium oxide by mass, or(ii) purified to a minimum purity of 99 percent gadolinium by mass.(M) GermaniumGermanium which is—(i) converted to germanium tetrachloride, or(ii) purified to a minimum purity of 99.99 percent germanium by mass.(N) Graphite

Graphite which is purified to a minimum purity of 99.9 percent graphitic carbon by mass.

(O) IndiumIndium which is—(i) converted to—(I) indium tin oxide, or(II) indium oxide which is purified to a minimum purity of 99.9 percent indium oxide by mass, or(ii) purified to a minimum purity of 99 percent indium by mass.(P) LithiumLithium which is—(i) converted to lithium carbonate or lithium hydroxide, or(ii) purified to a minimum purity of 99.9 percent lithium by mass.(Q) ManganeseManganese which is—(i) converted to manganese sulphate, or(ii) purified to a minimum purity of 99.7 percent manganese by mass.(R) Metallurgical coal

Metallurgical coal which is suitable for use in the production of steel (within the meaning of the notice published by the Department of Energy entitled “Critical Material List; Addition of Metallurgical Coal Used for Steelmaking” (90 Fed. Reg. 22711 (May 29, 2025))), regardless of whether such production occurs inside or outside of the United States.

(S) NeodymiumNeodymium which is—(i) converted to neodymium-praseodymium oxide which is purified to a minimum purity of 99 percent neodymium-praseodymium oxide by mass,(ii) converted to neodymium oxide which is purified to a minimum purity of 99.5 percent neodymium oxide by mass 22 So in original. Probably should be followed by “, or”.(iii) purified to a minimum purity of 99.9 percent neodymium by mass.(T) NickelNickel which is—(i) converted to nickel sulphate, or(ii) purified to a minimum purity of 99 percent nickel by mass.(U) NiobiumNiobium which is—(i) converted to ferronibium, or(ii) purified to a minimum purity of 99 percent niobium by mass.(V) TelluriumTellurium which is—(i) converted to cadmium telluride, or(ii) purified to a minimum purity of 99 percent tellurium by mass.(W) TinTin which is purified to low alpha emitting tin which—(i) has a purity of greater than 99.99 percent by mass, and(ii) possesses an alpha emission rate of not greater than 0.01 counts per hour per centimeter square.(X) Tungsten

Tungsten which is converted to ammonium paratungstate or ferrotungsten.

(Y) Vanadium

Vanadium which is converted to ferrovanadium or vanadium pentoxide.

(Z) YttriumYttrium which is—(i) converted to yttrium oxide which is purified to a minimum purity of 99.999 percent yttrium oxide by mass, or(ii) purified to a minimum purity of 99.9 percent yttrium by mass.(AA) Other mineralsAny of the following minerals, provided that such mineral is purified to a minimum purity of 99 percent by mass:(i) Arsenic.(ii) Bismuth.(iii) Erbium.(iv) Gallium.(v) Hafnium.(vi) Holmium.(vii) Iridium.(viii) Lanthanum.(ix) Lutetium.(x) Magnesium.(xi) Palladium.(xii) Platinum.(xiii) Praseodymium.(xiv) Rhodium.(xv) Rubidium.(xvi) Ruthenium.(xvii) Samarium.(xviii) Scandium.(xix) Tantalum.(xx) Terbium.(xxi) Thulium.(xxii) Titanium.(xxiii) Ytterbium.(xxiv) Zinc.(xxv) Zirconium.(d) Special rulesIn this section—(1) Related persons

Persons shall be treated as related to each other if such persons would be treated as a single employer under the regulations prescribed under section 52(b).

(2) Only production in the United States taken into accountSales shall be taken into account under this section only with respect to eligible components the production of which is within—(A) the United States (within the meaning of section 638(1)), or(B) a possession of the United States (within the meaning of section 638(2)).(3) Pass-thru in the case of estates and trusts

Under regulations prescribed by the Secretary, rules similar to the rules of subsection (d) of section 52 shall apply.

(4) 33 So in original. There are two pars. (4). Sale of integrated components

For purposes of this section, a person shall be treated as having sold an eligible component to an unrelated person if such component is integrated, incorporated, or assembled into another eligible component which is sold to an unrelated person.

(4) ³ Restrictions relating to prohibited foreign entities(A) In generalNo credit shall be determined under subsection (a) for any taxable year if the taxpayer is—(i) a specified foreign entity (as defined in section 7701(a)(51)(B)), or(ii) a foreign-influenced entity (as defined in section 7701(a)(51)(D), without regard to clause (i)(II) thereof).(B) Effective control

In the case of a taxpayer for which section 7701(a)(51)(D)(i)(II) is determined to apply for any taxable year, no credit shall be determined under subsection (a) for such taxable year if such determination relates to an eligible component described in subsection (c)(1).

(Added Pub. L. 117–169, title I, § 13502(a), Aug. 16, 2022, 136 Stat. 1971; amended Pub. L. 119–21, title VII, § 70514(a)–(e), July 4, 2025, 139 Stat. 273–275.)Amendment of Subsection (d)(4)

Pub. L. 119–21, title VII, § 70514(a), (f), July 4, 2025, 139 Stat. 273, 276, provided that, applicable to components sold during taxable years beginning after Dec. 31, 2026, subsection (d)(4) of this section is amended to read as follows:

(4) Sale of integrated components

(A) In general

For purposes of this section, a person shall be treated as having sold an eligible component to an unrelated person if—

(i) such component (referred to in this paragraph as the “primary component”) is integrated, incorporated, or assembled into another eligible component (referred to in this paragraph as the “secondary component”) produced within the same manufacturing facility as the primary component, and

(ii) the secondary component is sold to an unrelated person.

(B) Additional requirements

Subparagraph (A) shall only apply with respect to a secondary component for which not less than 65 percent of the total direct material costs which are paid or incurred (within the meaning of section 461 and any regulations issued under section 263A) by the taxpayer to produce such secondary component are attributable to primary components which are mined, produced, or manufactured in the United States.

See 2025 Amendment note below.

Editorial NotesReferences in Text

The date of the enactment of this section, referred to in subsec. (c)(1)(B), is the date of enactment of Pub. L. 117–169, which was approved Aug. 16, 2022.

The date of enactment of this subparagraph, referred to in subsec. (c)(1)(C), is the date of enactment of Pub. L. 119–21, which was approved July 4, 2025.

Amendments

2025—Subsec. (b)(1)(M). Pub. L. 119–21, § 70514(e)(2), inserted “(2.5 percent in the case of metallurgical coal)” after “10 percent”.

Subsec. (b)(3). Pub. L. 119–21, § 70514(b)(1), inserted “and termination” after “Phase out” in heading.

Subsec. (b)(3)(A). Pub. L. 119–21, § 70514(b)(2), substituted “subparagraphs (C) and (D)” for “subparagraph (C)” in introductory provisions.

Subsec. (b)(3)(C) to (E). Pub. L. 119–21, § 70514(b)(3), added subpars. (C) to (E) and struck out former subpar. (C). Prior to amendment, text of subpar. (C) read as follows: “For purposes of determining the amount under this subsection with respect to any applicable critical mineral, this paragraph shall not apply.”

Subsec. (c)(1)(C). Pub. L. 119–21, § 70514(c)(1), added subpar. (C).

Subsec. (c)(5)(B)(iii)(III). Pub. L. 119–21, § 70514(d), added subcl. (III).

Subsec. (c)(6)(R) to (AA). Pub. L. 119–21, § 70514(e)(1), added subpar. (R) and redesignated former subpars. (R) to (Z) as (S) to (AA), respectively.

Subsec. (d)(4). Pub. L. 119–21, § 70514(c)(2), added par. (4) relating to restrictions relating to prohibited foreign entities.

Pub. L. 119–21, § 70514(a), amended par. (4) generally. Prior to amendment, text read as follows: “For purposes of this section, a person shall be treated as having sold an eligible component to an unrelated person if such component is integrated, incorporated, or assembled into another eligible component which is sold to an unrelated person.”

Statutory Notes and Related SubsidiariesEffective Date of 2025 Amendment

Pub. L. 119–21, title VII, § 70514(f), July 4, 2025, 139 Stat. 276, provided that:“(1)In general.—Except as provided in paragraph (2), the amendments made by this section [amending this section] shall apply to taxable years beginning after the date of enactment of this Act [July 4, 2025].“(2)Modification of provision relating to sale of integrated components.—The amendment made by subsection (a) [amending this section] shall apply to components sold during taxable years beginning after December 31, 2026.”

Effective Date

Pub. L. 117–169, title I, § 13502(c), Aug. 16, 2022, 136 Stat. 1981, provided that: “The amendments made by this section [enacting this section and amending section 38 of this title] shall apply to components produced and sold after December 31, 2022.”