All fees, rentals, royalties, and bonuses collected under state coal leases shall be paid to the department and credited as follows:
(1) All fees shall be credited to the state general fund.
(2) All rentals and bonuses shall be credited to the income fund of the grant to which the lands under each lease belong.
(3) All moneys collected as royalties shall be credited to the permanent fund arising from the grants to which the lands under lease belong.