509.2—Rules of construction.
For purposes of this subpart:
(a)
Any term in the singular includes the plural, and the plural includes the singular, if such use would be appropriate;
(b)
Any use of a masculine, feminine, or neuter gender encompasses all three, if such use would be appropriate;
(d)
Unless the context requires otherwise, a party's counsel of record, if any, may, on behalf of that party, take any action required to be taken by the party.