39 CFR 958.20 - Service.
If both parties are participating in the electronic filing system, separate service upon the opposing party is not required. Otherwise, documents shall be served personally or by mail on the opposing party, noting on the document filed, or on the transmitting letter, that a copy has been so furnished.
Title 39 published on 2015-08-22
The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 39 CFR Part 958 after this date.