47 CFR 61.86 - Supplements.
An issuing carrier may not file a supplement except to suspend or cancel a tariff publication, or to defer the effective date of pending tariff revisions. A carrier may file a supplement for the voluntary deferral of a tariff publication.
[76 FR 43216, July 20, 2011]
Title 47 published on 2013-10-01
no entries appear in the Federal Register after this date.