43 Tex. Admin. Code § 224.244
(a) A copy of each document filed in a contested case shall be served upon all parties or their authorized representatives by sending a copy properly addressed to each party by:
(b) A copy of each document must also be filed with the department by:
Source Note:The provisions of this §224.244 adopted to be effective June 1, 2024, 49 TexReg 2771.