40 C.F.R. § 273.4
Applicability—Mercury-containing equipment.
Cite as 40 C.F.R. § 273.4 (2026)
(a) Mercury-containing equipment covered under this part 273. The requirements of this part apply to persons managing mercury-containing equipment, as described in § 273.9, except those listed in paragraph (b) of this section. (b) Mercury-containing equipment not covered under this part 273. The requirements of this part do not apply to persons managing the following mercury-containing equipment: (1) Mercury-containing equipment that is not yet a waste under part 261 of this chapter. Paragraph (c) of this section describes when mercury-containing equipment becomes a waste; (2) Mercury-containing equipment that is not a hazardous waste. Mercury-containing equipment is a hazardous waste if it exhibits one or more of the characteristics identified in part 261, subpart C of this chapter or is listed in part 261, subpart D of this chapter; and (3) Equipment and devices from which the mercury-containing components have been removed. (c) Generation of waste mercury-containing equipment. (1) Used mercury-containing equipment becomes a waste on the date it is discarded. (2) Unused mercury-containing equipment becomes a waste on the date the handler decides to discard it. [70 FR 45520, Aug. 5, 2005]
- Cross-references to the CFR
- 273.9