Federal Truth in Lending Act (TILA): Federal legislation requiring clear disclosure of credit terms, costs, and financial aspects of the vehicle sale. Mandates standardized disclosure formats for consumer understanding of loan terms.

Magnuson-Moss Warranty Act: Federal law governing warranties on consumer products, including vehicles. Requires clear and detailed disclosure of warranty terms and conditions to purchasers.

Federal Trade Commission (FTC) Rules: Federal regulations that protect consumers from unfair and deceptive practices in vehicle sales, including specific disclosure requirements for automotive transactions.

Clean Air Act and EPA Regulations: Federal environmental legislation requiring compliance with emissions standards and mandatory disclosure of fuel economy information for new vehicles.

State Uniform Commercial Code (UCC): State-level legislation governing sales of goods, including vehicles, that establishes rules for contract formation, enforcement, and remedies.

State Consumer Protection Laws: State-specific legislation including lemon laws, dealer licensing requirements, and potential cooling-off periods for vehicle purchases.

State DMV Regulations: State-level rules governing vehicle registration requirements, title transfer procedures, and related documentation for new vehicle purchases.

State Disclosure Requirements: State-mandated disclosures including documentation fees, applicable sales tax rates, and registration fees for vehicle purchases.

State Finance Laws: State-specific regulations governing vehicle financing, including interest rate caps and finance charge regulations for auto loans.