The secretary may accept contributions from any source or may receive grants or contracts for funds pursuant to subdivision (b) of Section 35062 of the Public Resources Code to advance the purposes of this chapter. If requested by the donor, the contributions shall be segregated and separately maintained for the use of the council. The secretary may also establish categories of voluntary contributions paid by sponsors, as defined by Section 78415. Categories of voluntary contributions, suggested voluntary contributions, and benefits may be recommended to the secretary by the council.