Connecticut Artificial Intelligence Responsibility and Transparency Act (CART Act, Public Act 26-15)

Properties

jurisdiction: Connecticut
level: state
domain: general
status: enacted-pending
scope: Omnibus act (Substitute Senate Bill No. 5) covering: employer use of automated employment decision tools (disclosure duties, mass-layoff AI disclosure), AI companion chatbots serving minors, frontier foundation-model developers (training compute > 10^26 operations) with whistleblower protections, and generative-AI content provenance requirements. Also contains youth online-safety and workforce-development provisions that are not AI-specific.
obligations: Employers must disclose AI involvement in personnel/layoff decisions; frontier developers must implement whistleblower protections (heightened obligations for 'large frontier developers'); AI companion operators serving known minors must meet protective standards; generative-AI provenance requirements for covered providers.
effectiveDate: Phased: subscription transparency, whistleblower protections, provenance and AEDT framework from 2026-10-01; AI companion requirements from 2027-01-01; AEDT disclosure duties for deployments from 2027-10-01; minor social-media protections from 2028-01-01
enactedDate: 2026-06-02
penalties: Most CART Act provisions (employment AEDT, AI companion chatbots, provenance, social-media rules) are enforced by the Connecticut Attorney General as unfair or deceptive trade practices under CUTPA, with civil penalties up to $5,000 per willful violation (Conn. Gen. Stat. 42-110o) and a discretionary 60-day cure period for AEDT violations occurring on or before December 31, 2027. Frontier-model whistleblower/reporting provisions are enforced by the Commissioner of Consumer Protection with per-violation penalties up to $1,000.
appliesTo: Employers using AI in employment decisions; frontier AI model developers/trainers; AI companion chatbot operators; generative-AI content providers operating in or reaching Connecticut
officialUrl: https://www.cga.ct.gov/2026/act/pa/pdf/2026PA-00015-R00SB-00005-PA.pdf
notes: Official CGA text confirms Public Act No. 26-15 (Substitute Senate Bill No. 5), 'An Act Concerning Online Safety.' Governor's office press release: https://portal.ct.gov/governor/news/press-releases/2026/06-2026/governor-lamont-signs-legislation-establishing-youth-online-safety-protections Domain detail: cross-sector (employment AEDT, AI companions/chatbots, frontier models, generative-AI provenance).

Properties

jurisdiction

Connecticut

level

state

domain

general

status

enacted-pending

scope

Omnibus act (Substitute Senate Bill No. 5) covering: employer use of automated employment decision tools (disclosure duties, mass-layoff AI disclosure), AI companion chatbots serving minors, frontier foundation-model developers (training compute > 10^26 operations) with whistleblower protections, and generative-AI content provenance requirements. Also contains youth online-safety and workforce-development provisions that are not AI-specific.

obligations

Employers must disclose AI involvement in personnel/layoff decisions; frontier developers must implement whistleblower protections (heightened obligations for 'large frontier developers'); AI companion operators serving known minors must meet protective standards; generative-AI provenance requirements for covered providers.

effectiveDate

Phased: subscription transparency, whistleblower protections, provenance and AEDT framework from 2026-10-01; AI companion requirements from 2027-01-01; AEDT disclosure duties for deployments from 2027-10-01; minor social-media protections from 2028-01-01

enactedDate

2026-06-02

penalties

Most CART Act provisions (employment AEDT, AI companion chatbots, provenance, social-media rules) are enforced by the Connecticut Attorney General as unfair or deceptive trade practices under CUTPA, with civil penalties up to $5,000 per willful violation (Conn. Gen. Stat. 42-110o) and a discretionary 60-day cure period for AEDT violations occurring on or before December 31, 2027. Frontier-model whistleblower/reporting provisions are enforced by the Commissioner of Consumer Protection with per-violation penalties up to $1,000.

appliesTo

Employers using AI in employment decisions; frontier AI model developers/trainers; AI companion chatbot operators; generative-AI content providers operating in or reaching Connecticut

officialUrl

https://www.cga.ct.gov/2026/act/pa/pdf/2026PA-00015-R00SB-00005-PA.pdf

notes

Official CGA text confirms Public Act No. 26-15 (Substitute Senate Bill No. 5), 'An Act Concerning Online Safety.' Governor's office press release: https://portal.ct.gov/governor/news/press-releases/2026/06-2026/governor-lamont-signs-legislation-establishing-youth-online-safety-protections Domain detail: cross-sector (employment AEDT, AI companions/chatbots, frontier models, generative-AI provenance).