# 119-s-4728: Combat Emerging Threats to Critical Infrastructure Act of 2026

119-s-4728, Combat Emerging Threats to Critical Infrastructure Act of 2026, is a 119th Congress bill sponsored by Sen. Warner, Mark R. [D-VA] (D-VA); status introduced; PRIA reads it as touching household money (as of 2026-07-08).

- Canonical: https://policyrisk.com/legislation/119-s-4728
- As of: 2026-07-08
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: 119-s-4728
- Congress: 119
- Title: Combat Emerging Threats to Critical Infrastructure Act of 2026
- Status: introduced
- Introduced: 2026-06-10
- Sponsor: Sen. Warner, Mark R. [D-VA] (D-VA)
- Cosponsors: 0
- Policy area: Government Operations and Politics
- Touches household money: yes
- Last recorded action: 2026-07-08

## Summary

**Requires the Cybersecurity and Infrastructure Security Agency (CISA) Director to update and maintain sector-specific plans to address technology-facilitated threats, with special focus on artificial intelligence, cloud, and supply-chain vulnerabilities.** The updates cover 16 named critical infrastructure sectors and create a standing schedule for reassessments and reports. - Operators and sector managers must adopt updated risk practices that cover AI-driven attacks, degradation of AI systems and supply chains, cloud and robotics risks, zero-trust principles, and digitally manipulated media. The Director must finish initial updates for all 16 sectors within 1 year and reassess each plan at least every 2 years. - Financial services and digital-asset participants will get targeted analysis: the Director must coordinate with the Secretary of the Treasury to identify cryptographic and quantum-computing vulnerabilities affecting digital assets. - Federal agencies and private partners must deepen coordination and threat-intelligence sharing. The Director must work with Sector Risk Management Agencies and provide each updated sector plan to the relevant congressional committees within 30 days of completion.

## Provisions PRIA read

- Stronger cyber plans for infrastructure: benefit, high. This bill would require CISA to update cybersecurity and resilience plans for 16 named critical infrastructure sectors. CISA would finish the first updates within 1 year of enactment. Plans would address AI and AI supply-chain risks, AI-enabled network exploitation, cloud and robotics risks, and ze…

## Related bills

- 119-s-3990: PrEP Access and Coverage Act of 2026
- 119-s-2763: Keep Billionaires Out of Social Security Act
- 119-s-51: Washington, D.C. Admission Act
- 119-s-5108: Right to IVF Act of 2026
- 119-s-2982: Federal Employees Civil Relief Act
- 119-s-1503: Equality Act

## Sources
- [119-s-4728 on Congress.gov](https://www.congress.gov/bill/119th-congress/senate-bill/4728)

## Related
- [119-s-3990: PrEP Access and Coverage Act of 2026](https://policyrisk.com/legislation/119-s-3990)
- [119-s-2763: Keep Billionaires Out of Social Security Act](https://policyrisk.com/legislation/119-s-2763)
- [119-s-51: Washington, D.C. Admission Act](https://policyrisk.com/legislation/119-s-51)
- [119-s-5108: Right to IVF Act of 2026](https://policyrisk.com/legislation/119-s-5108)
- [119-s-2982: Federal Employees Civil Relief Act](https://policyrisk.com/legislation/119-s-2982)
- [119-s-1503: Equality Act](https://policyrisk.com/legislation/119-s-1503)
- [All bills in Congress](https://policyrisk.com/legislation)

Source: PRIA, https://policyrisk.com/legislation/119-s-4728 (as of 2026-07-08).