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74%

of Montana's 19 requirements are already met by California (CA). Here is what MCDPA adds, biggest gaps first.

UmbralesA quién se aplicaBig gap
CA0 For-profit businesses with gross revenue over $26,625,000 (2025 adjusted), or buying/selling/sharing data of 100,000+ consumers or households, or 50%+ revenue from selling/sharing.
MCDPA adds2 25,000+ Montana consumers (excluding payment-only data), or 15,000+ consumers with over 25% revenue from data sales. Mont. Code Ann. § 30-14-2803(1) · source ↗
ApelacionesDerechos de los consumidoresBig gap
CA0 No statutory appeal process for denied requests.
MCDPA adds2 Internal appeal answered within 60 days; denial must include a way to complain to the Attorney General. Mont. Code Ann. § 30-14-2808(5) · source ↗
Datos sensiblesDatos sensibles y menoresGap
CA0 Broad sensitive personal information list, including neural data, IDs and financial log-ins; consumers get a right to limit use rather than opt-in consent.
MCDPA adds1 Opt-in consent for sensitive data (health, biometrics, precise geolocation, child data and similar). Mont. Code Ann. §§ 30-14-2802(28), 30-14-2812(2)(b) · source ↗
Menores y adolescentesDatos sensibles y menoresGap
CA2 Opt-in consent needed to sell or share data of consumers under 16: parental consent under 13, the teen's own consent for ages 13 to 15.
MCDPA adds3 Minors under 18: duty of care, consent for ads, sale, profiling and engagement features, geolocation limits, and minors' assessments. Mont. Code Ann. §§ 30-14-2811, 30-14-2819 · source ↗
Datos desidentificadosObligaciones de las empresasGap
CA2 Deidentified data requires reasonable measures, a public commitment not to reidentify, and contract flow-down to recipients.
MCDPA adds3 Public commitment, reasonable measures and contracts for deidentified data; pseudonymous data exempt from core rights if kept separate. Mont. Code Ann. § 30-14-2815 · source ↗

Already covered by CA: Exemptions, Data minimization, Rights, Request deadline, Universal opt-out, Assessments, Processor contracts, Privacy notice, Loyalty programs, Who enforces, Cure period, Maximum penalty, Private action, Rulemaking.

A gap means MCDPA is more demanding than CA on that requirement, on our 0 to 3 scale (how we score). Read the cited section before acting. Not legal advice.

Biblioteca de regulaciones

Todas las leyes estatales de privacidad de EE. UU., en un mapa

24 estados tienen una ley integral de privacidad en la biblioteca, junto con las leyes de la UE, del Reino Unido, federales de EE. UU. y globales: 102 en total, cada una explicada en palabras sencillas con sus fuentes. Seleccione un estado para ver qué se aplica allí.

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