Section 435.631 - General requirements for determining income eligibility in States using more restrictive requirements for Medicaid than SSI(a)Income eligibility methods. In determining income eligibility of aged, blind, and disabled individuals in a State using more restrictive eligibility requirements than SSI, the agency must use the methods for treating income elected under §§ 435.121 and 435.230 , under § 435.601 . The methods used must be comparable for all individuals within each category of individuals under § 435.121 and each category of individuals within each optional categorically needy group included under § 435.230 and for each category of individuals under the medically needy option described under § 435.800 .(b)Categorically needy versus medically needy eligibility.(1) Individuals who have income equal to, or below, the categorically needy income standards described in §§ 435.121 and 435.230 are categorically needy in States that include the medically needy under their plans.(2) Categorically needy eligibility in States that do not include the medically needy is determined in accordance with the provisions of § 435.121 (e)(4) and (e)(5) .58 FR 4932, Jan. 19, 1993