Synopsis As Introduced Creates the Illinois Natural Areas Stewardship Act. Creates the Illinois Land Conservation and Stewardship Grant Program to make grants to conservation land trusts to steward lands identified in the Illinois Natural Area Inventory, lands designated as a buffer area, lands designated as a nature preserve, or lands registered as an Illinois Land and Water Reserve. Establishes the duties of the Department of Natural Resources in carrying out the provisions of the Act. Creates provisions concerning violations of the Act and administrative review. Effective immediately.