Until the Michigan state parks endowment fund reaches an accumulated principal of $800,000,000.00, the amount accumulated in the trust fund shall not exceed $500,000,000.00, exclusive of interest and earnings and amounts authorized for expenditure under this part. Any amount of money that would be a part of the trust fund but for the limitation stated in this section shall be deposited in the Michigan state parks endowment fund created in section 74119, until the Michigan state parks endowment fund reaches an accumulated principal of $800,000,000.00. After the Michigan state parks endowment fund reaches an accumulated principal of $800,000,000.00, the accumulated principal limit for the trust fund provided in this section no longer applies and the revenues from bonuses, rentals, delayed rentals, and royalties described in section 1902 shall be deposited into the trust fund for expenditure as provided in this part.