Pursuant to the provisions of 5 U.S.C. 605(b) , the Administrator certified on January 27, 1981 (46 FR 8709) that the attached rule will not have a significant economic impact on a substantial number of small entities.
October 10, 1983-Large petroleum dry cleaners;
May 17, 1985-High-density polyethylene, polypropylene, and polystyrene resin manufacturers;
June 12, 1985-Synthetic organic chemical manufacturing industry sources (SOCMI) oxidation.
40 C.F.R. §52.1190
For FEDERAL REGISTER citations affecting §52.1190, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.