ON JUNE 19, 1987, EPA REGION 9 ISSUED A NOTICE OF VIOLA- TION TO VISTA PAINT CORPORATION ( VISTA ) FOR VIOLATION OF THE CLEAN AIR ACT ( THE ACT ) OCCURING AT ITS FACILITIES IN THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT AND THE SAND DIEGO COUNTY AIR POLLUTION DISTRICT. SPECIFICALLY, THE NOV ALLEGES THAT VISTA SOLD AND/OR OFFERED FOR SALE NON-FLAT ARCHITECTURAL COATINGS WHICH CONTAINED VOLATILE ORGANIC COMPOUNDS ( VOCS ) IN LEVELS IN EXCESS OF THE APPLICABLE LIMIT OF 250 GRAMS PER LITER ( G/L ). THE APPLICABLE LIMITS ARE CONTAINED IN SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT ( SCAQMD ) RULE 1113 AND SAN DIEGO COUNTY AIR POLLUTION CONTROL DISTRICT ( SDCAPCD ) RULE 67.0. THESE RULES ARE A PART OF THE FEDERALLY APPROVED CALIFORNIA STATE IMPLEMENTA- TION PLAN ( SIP ). THESE RULES WERE APPROVED AS A PART OF THE SIP ON JANUARY 24, 1985 (50 FR 3338). BOTH DISTRICTS HAVE PROPOSED THROUGH THE CALIFORNIA AIR RESOURCES BOARD ( CARB ) SIP REVISIONS WHICH WOULD FORWARD THE EFFECTIVE DATE IN THE RULES. SCAQMD HAS PROPOSED A FOUR-YEAR EXTEN- SION (TO SEPTEMBER 1989) AND SDAPCD HAS PRPOSED A ONE-YEAR EXTENSION (TO SEPTEMBER 1986). EPA HAS WRITTEN A FEDERAL REGISTER NOTICE PROPOSING TO DISAPPROVE THE SCAQMD RULE REVISION. THIS PROPOSAL WAS FORWARDED TO THE OFFICE OF MANAGEMENT & BUDGET ( OME ) BY EPA HEADQUARTERS IN DECEMBER 1986 AND HAS NOT CLEARED OMB REVIEW. EPA REGION 9 IS STILL CONTEMPLATING ITS ACTION ON THE SDAPCD