You are eligible for special SSI cash benefits if you meet the following requirements—

(a) You were eligible to receive a regular SSI benefit or a federally administered State supplementary payment (see § 416.2001) in a month before the month for which we are determining your eligibility for special SSI cash benefits as long as that month was not in a prior period of eligibility which has terminated according to §§ 416.1331 through 416.1335;

(b) In the month for which we are making the determination, your gross earned income exceeds the amount ordinarily considered to represent SGA under § 416.974(b)(2);

(c) You continue to have a disabling impairment; and

(d) [Reserved]

(e) You meet all the nondisability requirements for eligibility for SSI benefits (see § 416.202).