Read this: A reward will be paid to any person who furnishes information which leads to an arrest, conviction, or revocation of a license, so long as they are not a local, state, or federal employee in the performance of official duties. The Secretary may also provide reasonable and necessary costs incurred for the care of fish, wildlife, and forest service or plant pending the violation caused by the criminal. If the balance ever exceeds $500,000 the Secretary of the Treasury is required to deposit an amount equal to the excess into the cooperative endangered species conservation fund.
Now answer this question, if there is an answer (If it cannot be answered, return "unanswerable"): Costs over what balance lead to the Secretary of the Treasury depositing money into the cooperative endangered species conservation fund?
$500,000