This adder incentivizes project developers to use American-made content in their advanced energy projects by increasing the value of their underlying tax credits – i.e. the Investment Tax Credit (ITC) or Production Tax Credit (PTC) – by 10%. To qualify, all of the steel used in a project and a significant share of the underlying components must be made in the U.S.

Nextracker Las Vegas Factory
- Status: Operational
- Location: Las Vegas, NV (Clark County)
- Congressional District: Nevada 3rd
- Technology: Solar Tracker and Mounting
- Relevant Tax Provisions:
- Manufacturing Production Tax Credit (45X)
- Domestic Content Adder
- Fast Facts:
- Nextracker’s American-made solar trackers are the first in the nation to achieve 100% domestic content value.
- Together, Nextracker’s Nevada factories will be able to support components for more than 2 GW of solar power, equivalent to 400,000 U.S. homes.
- Since 2021, Nextracker has opened more than 20 American manufacturing facilities, creating thousands of jobs across the country.

Microinverter Manufacturing Facility
- Status: Operational
- Location: Arlington, TX (Tarrant County)
- Congressional District: Texas 6th
- Technology: Microinverters for Solar and Energy Storage
- Relevant Tax Provisions:
- Advanced Manufacturing Production Credit (45X)
- Technology produced at this facility qualifies for the Investment Tax Credit (ITC) & Domestic Content Adder
- Fast Facts:
- Enphase and manufacturing partner Salcomp invested over $20 million in private capital to develop this new facility.
- The facility has the capacity to produce over 20 million microinverters annually, supporting the addition of over a million new solar homes in the U.S. per year.
- Between this project and a second facility in South Carolina, these investments are estimated to have created over 1,200 jobs.

Nextracker/JENNMAR Steel Factory
- Status: Operational
- Location: Leetsdale, PA (Allegheny County)
- Congressional District: Pennsylvania 17th
- Technology: Solar Trackers
- Relevant Tax Provisions:
- Manufacturing Production Tax Credit (45X)
- Content produced at this facility will be eligible for the Investment Tax Credit (ITC) & Domestic Content adder
- Fast Facts:
- The plant, housed in a restored Bethlehem Steel factory, employs approximately 500 workers with family-sustaining jobs and sustains a manufacturing tradition in the community that dates back a century.
- Utilizing U.S.-made steel, the plant produces enough tracker torque tubes annually to sustain 4,000 megawatts of new solar projects each year.
- This project is the latest in a series of significant capital investments that JENNMAR, a premier steel processing provider, has made in the U.S. solar industry. Between 2020 and 2024, the company invested over $100 million in solar manufacturing.

Form Factory 1
- Status: Operational
- Location (County / City): Weirton, WV (Hancock County); Near Pennsylvania Border
- Congressional District: West Virginia 2nd
- Technology: Energy Storage
- Relevant Tax Provision(s):
- Manufacturing Production Tax Credit (45X)
- Products from this facility are eligible for the Investment Tax Credit (ITC) and Domestic Content adder
- Fast Facts:
- Factory 1 is the manufacturing hub for Form’s long-duration iron air energy storage systems. These storage systems are designed to store and discharge electricity for 100 hours, long enough to cover the typical outage after a hurricane, wildfire, or other extreme weather event.
- Form Factory 1, which is situated at the historic site of the former Weirton Steel mill represents an investment of nearly $800 million in private venture capital.
- The 550,000-square-foot factory currently employs 300 people with family-sustaining manufacturing jobs. By 2028, Factory 1 is set to nearly double in size, supporting more than 750 employees.

121 Veterans Rd W
- Status: Operational
- Location: Staten Island, NY (Richmond County)
- Congressional District: New York 11th
- Technology: Solar
- Relevant Tax Provisions:
- Investment Tax Credit (ITC)
- Domestic Content Adder
- Fast Facts:
- 121 Veterans will provide 5 MW of power to Staten Island homes for the next 40 years.
- This solar project has created 22 local jobs and used domestic content throughout its development.

Comanche Long-Duration Energy Storage
- Status: Project Announced
- Location: Pueblo, CO (Pueblo County)
- Congressional District: Colorado 3rd
- Technology: Long-Duration Energy Storage
- Relevant Tax Provision(s):
- Investment Tax Credit (ITC)
- Energy Communities Adder (EC)
- Domestic Content Adder
- Fast Facts:
- Form Energy’s innovative 100-hour iron-air batteries will provide much-needed, low-cost, reliable energy as Pueblo retires its Comanche coal plant.
- The Pueblo facility will generate 10 MW / 1,000 MWh of multi-day energy storage to help meet Colorado’s growing energy needs.
- This project was in part enabled by the Investment Tax Credit and the Energy Community bonus credit.

HOLA Elementary Rooftop Solar
- Status: In Development
- Location: Palmetto, FL (Manatee, FL)
- Congressional District: Florida 16th
- Technology(s): Rooftop Solar
- Relevant Tax Provision(s):
- Domestic Content Adder
- Direct Pay
- Fast Facts:
- In collaboration with Renaissance Arts and Education, Tampa Bay Solar and Regenerative, Shift will install 2 megawatts of rooftop solar at HOLA Elementary.
- Direct Pay has enabled HOLA to take advantage of this new tax incentive, creating a cost-effective solution to providing reliable energy. Installations are scheduled to be completed in the summer of 2025.