For non-Lender Insurance (LI) lenders, the case binder must be received by the jurisdictional Homeownership Center (HOC) no later than 60 days after the disbursement date.
LI lenders must endorse the mortgage using FHA Connection (FHAC) no later than 60 days after the disbursement date.
Instructions for Late Submission are available in Handbook 4000.1 II.A.7.d.iii.(A) for non-LI lenders and II.A.7.d.v. for LI lenders.
Handbook 4000.1 is available at https://www.hud.gov/program_offices/administration/hudclips/handbooks/hsgh