# 2025-19775: Uncle Sam Loosens Smog Rules to Keep Copper Smelters Smelting Strong

2025-19775, Regulatory Relief for Certain Stationary Sources To Promote American Mineral Security, is a Federal Register presidential document from Executive Office of the President published 2025-11-02, effective 2025-10-24 (as of 2026-06-08).

- Canonical: https://policyrisk.com/federal-register/2025-19775
- As of: 2026-06-08
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2025-19775
- Title: Regulatory Relief for Certain Stationary Sources To Promote American Mineral Security
- Type: Presidential Document
- Agencies: Executive Office of the President
- Citation: 90 FR 49211
- Published: 2025-11-02
- Effective: 2025-10-24
- Comments close: not stated
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-06-08

## In one line

Uncle Sam Loosens Smog Rules to Keep Copper Smelters Smelting Strong

## Summary

This new rule helps America’s few remaining copper smelters by easing tough pollution controls that are hard to meet right now. It’s all about keeping copper production strong at home, so we don’t rely on other countries for this critical metal. The changes give smelters more time and flexibility, protecting jobs and boosting U.S. mineral security without sacrificing clean air goals.

## Effects PRIA read

- Two-Year Copper Rule Exemption: benefit, medium. Certain stationary sources listed in Annex I are exempted from complying with the Copper Rule for 2 years beyond the Copper Rule's relevant compliance dates. During each such 2-year period, those listed sources must follow the emissions and compliance obligations that applied prior to the Copper Ru…

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## Sources
- [2025-19775 on federalregister.gov](https://www.govinfo.gov/content/pkg/FR-2025-11-03/html/2025-19775.htm)
- [2025-19775 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2025-11-03/pdf/2025-19775.pdf)

## Related
- [Previous: 2025-19753, Presidential Determination on Transferring the United States Program of Initial…](https://policyrisk.com/federal-register/2025-19753)
- [Next: 2025-19825, Modifying Duties Addressing the Synthetic Opioid Supply Chain in the People's R…](https://policyrisk.com/federal-register/2025-19825)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2025-19775 (as of 2026-06-08).