This X12 Transaction Set contains the format and establishes the data contents of the Residential Loan Application Transaction Set (201) for use within the context of an Electronic Data Interchange (EDI) environment. This transaction set can be used to transfer the data contained in the Uniform Residential Loan Application between mortgage lenders, mortgage service vendors, insurance companies, credit reporting agencies and secondary market organizations. It can also be used, in conjunction with other transaction sets, to provide information needed to obtain an automated underwriting decision from a residential real estate automated underwriting system.