This guide covers the law governing religious organizations for church counsel, denominational lawyers, nonprofit practitioners, and boards. Part 1 sets out the constitutional framework of ecclesiastical abstention. Part 2 covers formation and entity choice. Part 3 covers governance. Part 4 covers property and the trust clause problem. Part 5 covers schism and disaffiliation. Part 6 covers employment and the ministerial exception. Part 7 covers free exercise and religious freedom statutes. Parts 8 through 14 cover land use, tax status, clergy tax, public funding, risk management, litigation, and practice guidance.