Tax Regulations: Compliance with Internal Revenue Code, Form W-9 requirements for U.S. vendors, Form W-8 series for international vendors, and state-specific tax requirements
Business Registration & Licensing: State business registration requirements, industry-specific licensing requirements, and local business permits
Data Privacy & Security: Compliance with CCPA (California Consumer Privacy Act), state-specific data privacy laws, and GDPR if dealing with EU vendors
Anti-Money Laundering: Compliance with Bank Secrecy Act requirements and USA PATRIOT Act
Trade Compliance: Export Administration Regulations (EAR), International Traffic in Arms Regulations (ITAR), and restricted party screening requirements
Equal Opportunity & Non-Discrimination: Compliance with EEOC guidelines and federal contractor requirements if applicable
Insurance & Liability: State-specific insurance requirements, workers' compensation requirements, and professional liability coverage requirements
Industry-Specific Regulations: Specific regulations for healthcare (HIPAA), financial services (Dodd-Frank), and government contracting (FAR/DFAR)
Cybersecurity: NIST guidelines, industry-specific security requirements, and state data breach notification laws
Payment Terms: Compliance with Prompt Payment Act if government-related and state-specific payment regulations
