California AB 325 – Common pricing algorithm prohibition (Cartwright Act)
r-2fcd4b · Cal. Bus. & Prof. Code § 16729 (added by Stats. 2025, ch. 338, A.B. 325) · CA · Algorithmic rent-setting
It is unlawful to use or distribute a common pricing algorithm as part of a contract, combination or conspiracy to restrain trade, or to coerce another person to adopt prices or commercial terms recommended by such an algorithm. A common pricing algorithm is software or other methodology used by two or more persons that uses competitor data to recommend or influence a price.
Key value: ban on use or distribution of common pricing algorithms in restraint of trade or with coercion
Coverage: Applies to any person (not end consumers) using or distributing a common pricing algorithm; not limited to housing in the text.
Structured record
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"title": "California AB 325 – Common pricing algorithm prohibition (Cartwright Act)",
"requirement": "It is unlawful to use or distribute a common pricing algorithm as part of a contract, combination or conspiracy to restrain trade, or to coerce another person to adopt prices or commercial terms recommended by such an algorithm. A common pricing algorithm is software or other methodology used by two or more persons that uses competitor data to recommend or influence a price.",
"key_value": "ban on use or distribution of common pricing algorithms in restraint of trade or with coercion",
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"requirement_es": "Es ilegal usar o distribuir un algoritmo de precios común como parte de un contrato, combinación o conspiración para restringir el comercio, o presionar a otra persona para que adopte los precios o términos recomendados por dicho algoritmo. Un algoritmo de precios común es un programa u otra metodología usada por dos o más personas que utiliza datos de competidores para recomendar o influir en un precio.",
"coverage_conditions": "Applies to any person (not end consumers) using or distributing a common pricing algorithm; not limited to housing in the text.",
"exemptions": null,
"overrides": [],
"interaction": "Chaptered October 6, 2025 with no urgency clause shown, so effective January 1, 2026 under Cal. Const. art. IV, § 8(c). Section 16729(c) preserves other antitrust laws. The document does not address local ordinances.",
"effective_date": "2026-01-01",
"citation": "Cal. Bus. & Prof. Code § 16729 (added by Stats. 2025, ch. 338, A.B. 325)",
"source_doc_id": "D022",
"source_url": "https://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260AB325",
"quoted_span": "It shall be unlawful for a person to use or distribute a common pricing algorithm as part of a contract, combination in the form of a trust, or conspiracy to restrain trade or commerce in violation of this chapter.",
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"url": "https://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260AB325",
"retrieved_at": "2026-10-01T22:35Z",
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