All motions, proposed findings, petitions, briefs, and, to the extent practicable, written testimony filed within the Commission (except for documents not susceptible of reproduction in the manner herein provided or for other good cause shown) shall be typewritten or printed on white opaque paper 8 1/2 x 11 inches in size. Typed matter shall be double spaced. The first page of each such document shall be headed by the title:
STATE OF MAINE
LAND USE PLANNING COMMISSION
and shall have a caption with:
The final page shall be dated and signed.
01- 672 C.M.R. ch. 5, § 23