40 CFR § 76.7 - Revised NO emission limitations for Group 1, Phase II boilers.

---
identifier: "/us/cfr/t40/s76.7"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 76.7 - Revised NO emission limitations for Group 1, Phase II boilers."
title_number: 40
title_name: "Protection of Environment"
section_number: "76.7"
section_name: "Revised NO emission limitations for Group 1, Phase II boilers."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "76"
part_name: "ACID RAIN NITROGEN OXIDES EMISSION REDUCTION PROGRAM"
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. 7601 and 7651"
regulatory_source: "60 FR 18761, Apr. 13, 1995, unless otherwise noted."
cfr_part: "76"
---


# 76.7 Revised NO emission limitations for Group 1, Phase II boilers.

(a) Beginning January 1, 2000, the owner or operator of a Group 1, Phase II coal-fired utility unit with a tangentially fired boiler or a dry bottom wall-fired boiler shall not discharge, or allow to be discharged, emissions of NO<sub>X</sub> to the atmosphere in excess of the following limits, except as provided in §§ 76.8, 76.10, or 76.11:

(1) 0.40 lb/mmBtu of heat input on an annual average basis for tangentially fired boilers.

(2) 0.46 lb/ mmBtu of heat input on an annual average basis for dry bottom wall-fired boilers (other than units applying cell burner technology).

(b) The owner or operator shall determine the annual average NO<sub>X</sub> emission rate, in lb/mmBtu, using the methods and procedures specified in part 75 of this chapter.

[60 FR 18761, Apr. 13, 1995, as amended at 61 FR 67163, Dec. 19, 1996]