Chapter 39. Alternative Mortgage Transactions 12 U.S. Code §3801. Findings and purpose 12 U.S. Code §3802. Definitions 12 U.S. Code §3803. Alternative mortgage authority 12 U.S. Code §3804. Applicability of preemption provisions 12 U.S. Code §3805. Applicability of consumer protection provisions 12 U.S. Code §3806. Adjustable rate mortgage caps