(a) A state agency shall use the uniform assurances developed under § 783.005 and the standard financial management conditions developed under § 783.006 applicable to a local government receiving financial assistance from the agency unless a federal statute or regulation or a state statute requires or specifically authorizes a variation in the assurances or conditions.
(b) An agency may establish a variation from uniform assurances or standard conditions only by rule in accordance with Chapter 2001.

(c) The agency shall state a reason for the variation along with the proposed rule, and the reason must be based on the applicable federal statute or regulation or state statute.
(d) The agency shall file a notice of each proposed rule that establishes a variation from uniform assurances or standard conditions with the comptroller.