Apply for a Hazardous Waste Identification Number
Federal EPA ID Number
Generating more than 100 kg of RCRA hazardous waste and/or 1 kg of acutely hazardous waste per calendar month.
State EPA ID Number
Generating less than 100 kg of RCRA hazardous waste and/or 1 kg of RCRA acutely hazardous waste per month, and any amount of a non-RCRA hazardous waste.