Law / United States / 
Maine
Maine Chatbot Disclosure Act
In force since .
An AI transparency rule binding private bodies.
- Audit expectation
- none
What it requires
- Clearly and conspicuously notify a consumer that they are not engaging with a human being if you use an AI chatbot, or any other technology simulating human conversation, to engage with them in trade or commerce in a way that could mislead a reasonable consumer into believing otherwise.
- A violation is enforced as an unfair trade practice under Maine's Unfair Trade Practices Act.
These lines are LexLint's reading of the law's text.
In the frameworks
- NIST AI RMF
- MEASURE 2.8Risks associated with transparency and accountability – as identified in the MAP function – are examined and documented.
Our reading of where this law's duties sit in each framework. It never says that running a control meets the law. How we read a framework against the law
What it makes you log
Logging duty
Section 1500-DD requires the consumer-facing disclosure and treats a violation as a violation of the Maine Unfair Trade Practices Act; it states no logging or record-keeping duty of its own.
- Kind
- None
- As of
What this law does
A person may not use an AI chatbot, or any other computer technology that simulates human conversation, to engage in trade and commerce with a consumer in a way that may mislead or deceive a reasonable consumer into believing they are engaging with a human being, unless the consumer is notified in a clear and conspicuous manner that they are not. A violation is a violation of the Maine Unfair Trade Practices Act.
The provision was enacted as LD 1727 (P.L. 2025, ch. 294), originally allocated to 10 M.R.S. § 1500-Y and since reallocated by the Revisor of Statutes to its current citation, § 1500-DD. The Legislature's own bill-status page records enactment and the Governor's signature on .
When LexLint raises it
When your app profile says your app deploys a chatbot or generates content with AI.
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Page updated .