Uniform Commercial Code (UCC): Primary state law governing commercial transactions, particularly Article 9 (Secured Transactions), Article 2 (Sales), and Article 3 (Negotiable Instruments)

Federal Assignment of Claims Act: Federal law governing the assignment of claims against the United States government

Truth in Lending Act: Federal law requiring disclosure of consumer credit terms and protecting consumers in credit transactions, relevant if consumer receivables are involved

Fair Debt Collection Practices Act: Federal law that limits the behavior and actions of debt collectors who are attempting to collect debts on behalf of another person or entity

Federal Trade Commission Act: Federal law prohibiting unfair or deceptive acts or practices in commerce

Securities Laws: Including Securities Act of 1933, Securities Exchange Act of 1934, and Dodd-Frank Act, particularly relevant if securitization is involved

Bankruptcy Code: Federal law governing bankruptcy proceedings, particularly provisions regarding true sale versus secured financing and bankruptcy remoteness considerations

State-Specific Laws: Including state UCC variations, state usury laws, state consumer protection laws, and state licensing requirements

Tax Regulations: Internal Revenue Code provisions and state tax implications affecting the sale of receivables

Privacy Laws: Including Gramm-Leach-Bliley Act, state privacy laws, and GDPR if applicable, governing the handling of personal and financial information

Industry-Specific Regulations: Specialized regulations such as HIPAA for medical receivables, banking regulations, and insurance regulations depending on the nature of the receivables