# 119-s-4529: Build Nuclear with Local Materials Act of 2026

119-s-4529, Build Nuclear with Local Materials Act of 2026, is a 119th Congress bill sponsored by Sen. Lummis, Cynthia M. [R-WY] (R-WY); status in_committee; PRIA reads it as touching household money (as of 2026-09-10).

- Canonical: https://policyrisk.com/legislation/119-s-4529
- As of: 2026-09-10
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: 119-s-4529
- Congress: 119
- Title: Build Nuclear with Local Materials Act of 2026
- Status: in_committee
- Introduced: 2026-05-14
- Sponsor: Sen. Lummis, Cynthia M. [R-WY] (R-WY)
- Cosponsors: 1
- Policy area: Energy
- Touches household money: yes
- Last recorded action: 2026-09-10

## Summary

**Authorize commercial-grade steel and concrete for certain non-safety nuclear plant structures.** The bill would require the Nuclear Regulatory Commission to begin a rulemaking within 90 days to permit those materials in non-safety-related structures, while allowing the Commission to impose stricter standards when needed for safety or common defense and security under the Atomic Energy Act. - Nuclear plant owners and operators: Would be able to seek NRC approval to use commercial-grade steel and concrete in non-safety structures, expanding acceptable material options. - Suppliers and construction firms: Commercial-grade steel and concrete would become eligible for some plant projects, creating new procurement opportunities. - Regulators and public safety: The NRC must justify any stricter material standards by safety risk or national defense as defined in the Atomic Energy Act, so safety oversight remains the controlling standard.

## Cosponsors (1)

- Sen. Kelly, Mark [D-AZ] (D-AZ), 2026-05-14T00:00:00.000Z

## Provisions PRIA read

- Allow commercial materials at nuclear plants: benefit, low. This bill would require the Nuclear Regulatory Commission to start rulemaking within 90 days of enactment. The rulemaking would let the NRC authorize commercial-grade steel and concrete for non-safety structures at nuclear plants. The NRC would still be able to impose stricter material standards wh…

## Related bills

- 119-s-1748: Kids Online Safety Act
- 119-s-3492: Essential Caregivers Act of 2025
- 119-s-3278: SMART Infrastructure Act of 2025
- 119-s-2355: Patients Deserve Price Tags Act
- 119-s-5025: Lindsey O. Graham Sanctioning Russia Act of 2026
- 119-s-1430: Interactive Federal Review Act

## Sources
- [119-s-4529 on Congress.gov](https://www.congress.gov/bill/119th-congress/senate-bill/4529)

## Related
- [119-s-1748: Kids Online Safety Act](https://policyrisk.com/legislation/119-s-1748)
- [119-s-3492: Essential Caregivers Act of 2025](https://policyrisk.com/legislation/119-s-3492)
- [119-s-3278: SMART Infrastructure Act of 2025](https://policyrisk.com/legislation/119-s-3278)
- [119-s-2355: Patients Deserve Price Tags Act](https://policyrisk.com/legislation/119-s-2355)
- [119-s-5025: Lindsey O. Graham Sanctioning Russia Act of 2026](https://policyrisk.com/legislation/119-s-5025)
- [119-s-1430: Interactive Federal Review Act](https://policyrisk.com/legislation/119-s-1430)
- [All bills in Congress](https://policyrisk.com/legislation)

Source: PRIA, https://policyrisk.com/legislation/119-s-4529 (as of 2026-09-10).