EPA has issued guidance on whether or not specific wastes are classified as hazardous wastes for byproducts; batteries; mercury-containing items; miscellaneous items such as aerosol cans, antifreeze, paint wastes, pesticide rinse water, pharmaceutical wastes, and used refrigerants; and petroleum wastes.

• By-products and discarded products
  • APPLICABILITY OF 261.33 TO DISCARDED PRODUCTS
  • CLARIFICATION OF BY-PRODUCT VERSUS SCRAP METAL
  • ACCUMULATION OF SECONDARY MATERIAL - ABANDONED VS. DISPOSED OF
  • CLARIFICATION OF WHEN A SECONDARY MATERIAL MEETS THE DEFINITION OF 'SPENT MATERIAL'
• Batteries
  • SPENT LEAD-ACID BATTERIES MANAGEMENT
  • MERCURY-CADMIUM BATTERIES
  • HAZARDOUS WASTE DETERMINATIONS FOR NICKEL-CADMIUM BATTERIES
• Mercury
  • MERCURY THERMOMETERS, RECLAIMED OFF-SPEC AND BROKEN
  • CLARIFICATION ON WHEN USED MERCURY RELAYS/SWITCHES BECOME SPENT
  • GUIDANCE FROM THE U.S. EPA ON THE CRUSHING OF MERCURY-CONTAINING LAMPS
  • MANAGEMENT OPTIONS FOR MERCURY-CONTAINING LAMPS
• Miscellaneous
  • AEROSOL CANS
  • ANTIFREEZE
  • ANTINEOPLASTIC DRUG WASTES
  • COMMERCIAL CHEMICAL PRODUCTS, RECYCLING A MIXTURE OF
  • ELEMENTARY NEUTRALIZATION UNITS GENERATING AND STORING NON-CORROSIVE HAZARDOUS WASTES
  • PAINT WASTES AND THE SPENT SOLVENT LISTINGS
  • PERCHLOROETHYLENE IN DRY-CLEANING PROCESS
  • PESTICIDE APPLICATOR WASHING RINSE WATER
  • PHARMACEUTICAL PRODUCTS
  • SOLVENT AND ELECTROPLATING LISTINGS
  • USED REFRIGERANTS UNDER 40 CFR 261.2
  • WASTEWATER TREATMENT SLUDGES RESULTING FROM METAL CLEANING PROCESS
• Petroleum
  • FUEL BLENDING SCENARIOS
  • GASOLINE/WATER AND FUEL OIL/WATER MIXTURES
  • LUBRICATING OIL AND JET FUELS USED TO PRODUCE PETROLEUM PRODUCTS
  • OFF SPECIFICATION FUEL
  • OFF-SPECIFICATION JET FUEL BURNED AS KEROSENE FUEL
  • OFF-SPECIFICATION JET FUELS, RECYCLING OF UNUSED
  • PETROLEUM WATER MIXTURES
  • RECOVERED PETROLEUM PRODUCT
  • USED OIL CONTAMINATION THROUGH NORMAL USE OR MIXING WITH HAZARDOUS WASTES - RECYCLING DEFINED