(a) TANF applicants must prove eligibility under §372.201 of this division (relating to TANF Citizenship Requirements). The Texas Health and Human Services Commission (HHSC) determines what proof is required. Applicants are responsible for providing proof. HHSC may obtain proof of citizenship from the Texas Bureau of Vital Statistics or from the Social Security Administration.(b) HHSC disqualifies TANF applicants HHSC determines have failed without good cause to prove eligibility under §372.201 of this division.(c) HHSC may grant good cause to a TANF applicant who has not complied with subsection (a) of this section and may postpone the requirement to provide proof until the next eligibility assessment, if the applicant:(1) made a good faith effort to provide the proof; and(2) was unable to provide proof because of circumstances beyond the applicant's control.