This treatise provides a discussion of all aspects of the False Claims Act, with particular focus on liability to the government for false claims, liability to private individuals for retaliation, damages, and other remedies, including civil penalties, the relator's share, and attorneys' fees and costs. Treatment is given to procedure in qui tam actions, jurisdiction, pleadings, discovery, and other pretrial issues, interim remedies, settlement, and dismissal. The treatise also addresses the current state false claims laws modeled on the federal statute that have been adopted in California, Delaware, the District of Columbia, Florida, Hawaii, Illinois, Massachusetts, Nevada, Tennessee, and Virginia.