Cal. Welf. & Inst. Code § 4879
(a) Under the program, a person may make contributions for a taxable year, for the benefit of an individual who is an eligible individual for that taxable year, to an ABLE account that is established for the purpose of meeting the qualified disability expenses of the designated beneficiary of the account if both of the following criteria are met:
(b) A contribution shall not be accepted if either of the following occurs:
(2) Except in the case of contributions under Section 529A(c)(1)(C) of the Internal Revenue Code, relating to change in designated beneficiaries or programs, the contribution to an ABLE account would result in aggregate contributions from all contributors to the ABLE account for the taxable year exceeding the amount of both of the following:
(B) In the case of any contribution by a designated beneficiary described in Section 529A(b)(7) of the Internal Revenue Code before January 1, 2026, the lesser of either of the following: