31 Tex. Admin. Code § 517.3
Funds appropriated from the general revenue fund and other sources for conservation assistance may be used by the state board to provide funds to districts on a matching basis, to assist them with expenses incurred through the administration and implementation of conservation programs and activities. Indirect administration expenses are an allowable use of conservation assistance funds for reimbursement of certain travel expenses required to conduct official district business at meetings or events sponsored by the State Board or a local soil and water conservation district. Use of conservation assistance funds for indirect administration is limited to reimbursement of mileage and actual expenses incurred for lodging, not to exceed the maximum allowable rates as established in the General Appropriations Act for state travel.
31 Tex. Admin. Code § 517.3