(a) The department shall deposit to the credit of the Texas recreation and parks account:
(1) credits made to the department under § 151.801, Tax Code, in an amount not to exceed the amount of the tax proceeds allocated by the legislature to the account under § 151.801(c-1), Tax Code; and
(2) money from any other source authorized by law.
(b) The department may deposit to the credit of the Texas recreation and parks account:
(1) private contributions, grants, and donations received in connection with this subchapter or Subchapter D, Chapter 13; and
(2) federal funds received in connection with this subchapter or Subchapter D, Chapter 13.