99- 420 C.M.R. ch. 3, § 2
Requests for additional interchange guide signs or modifications to existing interchange guide signs, as defined in 23 M.R.S.A. §1912-C., must be submitted in writing to the Authority's engineering department. Any such request shall include documentation demonstrating that the proposed changes would be in compliance with 23 M.R.S.A. §1912-C. The Authority may notify other persons whom it deems has a substantial interest that might be negatively affected by granting of the request and shall give any other such person an opportunity to submit a written position on the request. The Authority's executive director shall issue a written decision on the request within a reasonable time of receipt. The person submitting the request or any other person substantially affected may appeal the executive director's decision to the Authority's board by submitting a written request for appeal to the executive director within 30 days of the date of the decision. The board shall make a decision on the appeal at one of its regularly scheduled board meetings within 90 days of receipt of the appeal. The board's hearing on the appeal shall be informal and the rules of evidence shall not apply. Any interested person may submit documentation that they wish the board to consider, but must do so at least 30 days before the hearing. Any interested person shall have the opportunity to be heard at the hearing. The board may rule immediately on the appeal or may take the appeal under advisement and issue a decision at a later date. The board's decision on the appeal shall be final.
99- 420 C.M.R. ch. 3, § 2