(a) In some TANF cases, the Texas Health and Human Services Commission (HHSC) elects to review eligibility every 12 months, but in most cases, HHSC reviews eligibility every six months.(b) SNAP eligibility periods vary from one to 12 months, based on household circumstances and as determined by HHSC, except:(1) as explained in §372.654 of this chapter (relating to SNAP-CAP Certification Process); and(2) for a household in which all members are elderly or disabled with no earned income, the eligibility period is 36 months (as approved by the U.S. Department of Agriculture, Food and Nutrition Service).