Securities Exchange Act 1934: Federal law governing securities trading and broker-dealer activities. Essential for securities broker agreements to ensure compliance with registration, disclosure, and trading requirements.

RESPA: Real Estate Settlement Procedures Act - Federal law regulating real estate transactions and associated broker services, including fee disclosures and prohibited practices.

TILA: Truth in Lending Act - Federal regulation requiring clear disclosure of lending terms and costs, relevant for broker agreements involving financing arrangements.

Dodd-Frank Act: Comprehensive financial reform law affecting broker practices, compensation structures, and consumer protection measures.

Fair Housing Act: Federal law prohibiting discrimination in real estate transactions, crucial for real estate broker agreements to ensure compliance with fair housing practices.

State Real Estate Regulations: State-specific laws governing real estate broker licensing, conduct, and transaction requirements. Varies by jurisdiction.

State Securities Laws: State-level regulations ('Blue Sky Laws') governing securities transactions and broker-dealer activities within each state.

State Licensing Requirements: Mandatory state-specific licensing and registration requirements for different types of brokers (real estate, securities, insurance).

State Contract Laws: General contract law principles and requirements specific to each state that affect the formation and enforcement of broker agreements.

SEC Regulations: Securities and Exchange Commission rules governing broker-dealer conduct, registration, and compliance requirements.

FINRA Rules: Financial Industry Regulatory Authority requirements for broker-dealers, including conduct rules and customer protection measures.

Consumer Protection Laws: Federal and state regulations designed to protect consumers in broker transactions, including disclosure requirements and unfair practice prohibitions.