§ 6-6. Exceptions.

(a) Previously reported under self-monitoring.

This notification does not apply to pollutants already reported under self-monitoring requirements of 40 CFR 403.12(b), (d), and (e).

(b) Certain amounts during month.

(1) Users are exempt from the requirements of this subtitle during a calendar month in which they discharge no more than 33 pounds (15 kg) of hazardous wastes, unless the wastes are acute hazardous waste as specified in 40 CFR 261.30(d) and 261.33(e).

(2) Discharge of more than 33 pounds (15 kg) of non-acute hazardous waste in a calendar month, or of any quantity of acute hazardous wastes as specified in 40 CFR 261.30(d) and 261.33(e), requires a 1-time notification. Subsequent months during which a user discharges more than such quantities of any hazardous waste do not require additional notification.