To the extent funds are available from the appropriation to the department under section 213 of the act of June 22, 2001 (P.L. 979, No. 6A), known as the “General Appropriation Act of 2001,” for the conservation purpose of providing sum-certain financial guarantees needed to facilitate the implementation of full-cost bonding for a fee and, in the event of forfeiture, to finance reclamation of the forfeited surface mining site in an amount not to exceed the sum-certain guarantee, or to the extent funds are otherwise appropriated, the department shall make available at no cost to the surface mine permittee of a remining site that has revegetated the remining site with switchgrass, camelina, canola or other bioenergy crops sum-certain guarantees to cover Stage III reclamation liability for the remining site under the permittee's reclamation bond and, in the event of forfeiture, to finance reclamation of the forfeited surface mining site in an amount not to exceed the sum-certain guarantee.