How to Comply with California’s New CA SB 478 “Hidden Fees” Law in Online Ads and Checkout Disclosures (2026)
California SB 478’s “Hidden Fees” law requires businesses to include all mandatory fees in the advertised price shown to California consumers, including online ads and checkout flows. Beginning July 1, 2024 (with ongoing enforcement into 2026), violations can trigger actions under California’s consumer protection statutes. This article explains what SB 478 covers, how to structure […]