40 CFR § 62.9121 - Identification of sources—negative declaration.

---
identifier: "/us/cfr/t40/s62.9121"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 62.9121 - Identification of sources—negative declaration."
title_number: 40
title_name: "Protection of Environment"
section_number: "62.9121"
section_name: "Identification of sources—negative declaration."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "62"
part_name: "APPROVAL AND PROMULGATION OF STATE PLANS FOR DESIGNATED FACILITIES AND POLLUTANTS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401"
regulatory_source: "43 FR 51393, Nov. 3, 1978, unless otherwise noted."
cfr_part: "62"
---


# 62.9121 Identification of sources—negative declaration.

Letter from the Oklahoma Department of Environmental Quality, dated November 14, 2011, certifying that there are no known existing sewage sludge incineration (SSI) units subject to 40 CFR part 60, subpart MMMM, within its jurisdiction.

[80 FR 24222, Apr. 30, 2015]