Article 21 Form of directions
Any direction made by the adjudicator must be—
in writing;
dated; and
except in the case of requirement notices under rule 28, served by him on—
every party to the proceedings;
where the person who made the application, representation or objection that resulted in the direction was not a party, that person; and
where the direction requires the registrar to take action, the registrar.
Directions containing a requirement must include a statement of the possible consequences of failure to comply with the requirement within any time limit specified by these Rules, or imposed by the adjudicator.
Directions requiring a party to provide or produce a document or any other material may require the party to provide or produce it to the adjudicator or to another party or both.