A federal law obligating a lender to give full written disclosure of all fees, terms, and conditions associated with the loan initial period and then adjusts to another rate that lasts for the term of the loan.

Source: U.S. Department of Housing and Urban Development

The Truth In Lending Act requires lenders to disclose the Annual Percentage Rate and other associated costs to homebuyers within three working days of the loan application.

Source: Ginnie Mae