Processing a Mortgage for FHA Insurance Main Menu Home Equity Conversion Mortgage (HECM) Workflow Site Map Request an FHA Case Number for the Mortgage When all of the supporting information has been gathered and researched, use the FHA Connection to establish the case in HUD's origination system and get an FHA case number assigned. Use Case Number Assignment (Establish a New Case) available from the FHA Connection's Case Processing menu. The nine-character Employer Identification Number (tax ID) of the FHA-approved housing counseling agency that provided HECM counseling to the borrower (home owner), name of the FHA-approved counseling agency, date of HECM counseling, and HECM Counseling Certificate number are required. First, complete Validate Borrower/Address for Case Number Assignment and then, complete Case Number Assignment.