Committee considers ‘ingredients label’ for AI training data; supporters and tech groups urge clarity on trade secrets

Jan 21, 2026

HB 2,503 would require developers to post high-level documentation of data used to train generative AI systems; sponsors called it an 'ingredients label' for models, advocates cited safety concerns about problematic training data, and industry pressed protections for trade secrets and narrow applicability.

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The committee heard House Bill 2,503 on Jan. 21, which would require developers publishing generative AI systems to post high-level documentation about training datasets — sources, approximate data point counts, whether copyrighted material was included, and whether datasets were licensed or purchased — before making systems publicly available in Washington.

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