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Notice of Commencement Form 7710-56
The Notice of Commencement Form 7710-56 (PDF) (1 pp, 84K, about PDF) should be submitted to EPA at the following address if using U.S. mail: Document Control Officer, TSCA Confidential Business Information Center, Mail Code 7407M, 1200 Pennsylvania Avenue, NW, Washington DC 20460. If using courier service, the form should be submitted to EPA at the following address: Document control Officer, TSCA Confidential Business Information Center, Room 6428, EPA East Building, 1201 Constitution Ave., NW, Washington, DC 20004-3302 (202-564-8930 and 202-564-8940). Upon delivery of a NOC by courier services, EPA East Building guards will contact Confidential Business Information Center personnel who will meet couriers in the building lobby. Courier deliveries of NOCs are accepted only on non-holiday weekdays from 8 a.m. to 4 p.m.