California Code, Insurance Code - INS § 10123.184

(a) Every group policy of disability insurance that covers hospital, medical, or surgical expenses, and that provides maternity benefits, that is issued, amended, renewed, or delivered on or after January 1, 1999, and every individual policy of disability insurance that covers hospital, medical, or surgical expenses, and that provides maternity benefits, that is of a type and form first offered for sale on or after January 1, 1999, shall provide coverage for participation in the California Prenatal Screening Program, which is a statewide prenatal testing program administered by the State Department of Public Health, pursuant to Section 124977 of the Health and Safety Code. Notwithstanding any other law, a disability insurer that provides coverage for maternity benefits shall not require participation in the statewide prenatal testing program administered by the State Department of Public Health as a prerequisite to eligibility for, or receipt of, any other service.

(b) Coverage required under this section shall not be subject to copayment, coinsurance, deductible, or any other form of cost sharing.

(c) Reimbursement for services covered pursuant to this section shall be paid at the amount set pursuant to Section 124977 of the Health and Safety Code and regulations adopted thereunder.