20 CFR 416.722: Circumstances under which we make a penalty deduction.

A penalty deduction is made from your benefits if—

(a) You fail to make a required report on time (see §§ 416.708 and 416.714);

(b) We must reduce, suspend, or terminate your benefits because of the event you have not reported;

(c) You received and accepted an SSI benefit for the penalty period (see §§ 416.724 through 416.728 for penalty period definitions); and

(d) You do not have good cause for not reporting on time (see § 416.732).