12 CFR 528.2 - Nondiscrimination in lending and other services.
(a) No savings association may deny a loan or other service, or discriminate in the purchase of loans or securities or discriminate in fixing the amount, interest rate, duration, application procedures, collection or enforcement procedures, or other terms or conditions of such loan or other service on the basis of the age or location of the dwelling, or on the basis of the race, color, religion, sex, handicap, familial status (having one or more children under the age of 18), marital status, age (provided the person has the capacity to contract) or national origin of:
(1) An applicant or joint applicant;
(2) Any person associated with an applicant or joint applicant regarding such loan or other service, or with the purposes of such loan or other service;
(3) The present or prospective owners, lessees, tenants, or occupants of the dwelling(s) for which such loan or other service is to be made or given;
(4) The present or prospective owners, lessees, tenants, or occupants of other dwellings in the vicinity of the dwelling(s) for which such loan or other service is to be made or given.
(b) A savings association shall consider without prejudice the combined income of joint applicants for a loan or other service.
See also, § 528.9 (b) and (c).