CFR > Title 24 - Housing and Urban Development > SUBTITLE B—Regulations Relating to Housing and Urban Development > CHAPTER II—OFFICE OF ASSISTANT SECRETARY FOR HOUSING—FEDERAL HOUSING COMMISSIONER, DEPARTMENT OF HOUSING AND URBAN DEVELOPMENT (parts 200 to 291) > SUBCHAPTER B—MORTGAGE AND LOAN INSURANCE PROGRAMS UNDER NATIONAL HOUSING ACT AND OTHER AUTHORITIES (parts 201 to 266) > PART 266—HOUSING FINANCE AGENCY RISK-SHARING PROGRAM FOR INSURED AFFORDABLE MULTIFAMILY PROJECT LOANS > SUBPART G—Contract Rights and Obligations (§266.600 to §266.658) > 266.646—Determining the amount of loss.