Requests for exemption or furtheinformation concerning exemptions and/or the exemption request review procedure should be addressed to: DirectorManufacturers Operations Division (EN-340)Environmental Protection Agency1200 Pennsylvania Ave., NW.,Washington, DC 20460 [39 FR 32611, Sept. 10, 1974, as amended at 44 FR 61962, Oct. 29, 1979. Redesignated and amended at 47 FR 30485, July 14, 1982]