The U.S. Department of Justice's update on the Americans with Disabilities Act (ADA) provides essential guidance for small businesses to understand their obligations regarding accessibility for individuals with disabilities. Businesses are required to comply with new regulations effective March 15, 2011, and must meet specific design standards by March 15, 2012, to ensure facilities are accessible and that policies accommodate the needs of customers with disabilities. The document outlines various compliance requirements, including modifications to policies, service animal provisions, and communication strategies with customers.