(a) Letter from the District of Columbia Department of Health, Environmental Health Administration, submitted November 27, 2001, certifying that there are no existing commercial/industrial solid waste incineration units within the District of Columbia that are subject to 40 CFR part 60, subpart DDDD.
(b) Letter from the District of Columbia, District Department of Energy & Environment, submitted November 8, 2013, certifying that there are no existing commercial/industrial solid waste incineration units within the District of Columbia that are subject to 40 CFR part 60, subpart DDDD.
[82 FR 20278, May 1, 2017]