(a) Parties. All parties to the dispute must be stated in each submission.

(b) Statement of claim. Under the caption “statement of claims” the petitioner or petitioners must clearly state the particular question upon which an award is desired.

(c) Statement of facts. In a “joint statement of facts,” if possible, briefly, but fully set forth the controlling facts involved. In the event of inability to agree upon a “joint statement of facts,” then each party shall show separately the facts as they respectively believe them to be.

(d) Position of employees. Under the caption “position of employees” the employees must clearly and briefly set forth all relevant, argumentative facts, including all documentary evidence submitted in exhibit form, quoting the agreement or rules involved, if any; and all data submitted in support of employees' position must affirmatively show the same to have been presented to the carrier and made a part of the particular question in dispute.

(e) Position of carrier. Under the caption “position of carrier” the carrier must clearly and briefly set forth all relevant, argumentative facts, including all documentary evidence submitted in exhibit form, quoting the agreement or rules involved, if any; and all data submitted in support of carrier's position must affirmatively show the same to have been presented to the employees or duly authorized representative thereof and made a part of the particular question in dispute.

(f) Signatures. All submissions must be signed by the parties submitting the same.

(g) Ex parte submission. In event of an ex parte submission the same general form of submission is required. The petitioner will serve written notice upon the appropriate Division of the Adjustment Board of intention to file an ex parte submission on a certain date (30 days hence), and at the same time provide the other party with copy of such notice. For the purpose of identification such notice will state the question involved and give a brief description of the dispute. The Secretary of the appropriate Division of the Adjustment Board will immediately thereupon advise the other party of the receipt of such notice and request that the submission of such other party be filed with such Division within the same period of time.