40 CFR § 60.1635 - What must I do if I close my municipal waste combustion unit and then restart my municipal waste combustion unit?

---
identifier: "/us/cfr/t40/s60.1635"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 60.1635 - What must I do if I close my municipal waste combustion unit and then restart my municipal waste combustion unit?"
title_number: 40
title_name: "Protection of Environment"
section_number: "60.1635"
section_name: "What must I do if I close my municipal waste combustion unit and then restart my municipal waste combustion unit?"
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "60"
part_name: "STANDARDS OF PERFORMANCE FOR NEW STATIONARY SOURCES"
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: "36 FR 24877, Dec. 23, 1971, unless otherwise noted."
cfr_part: "60"
---


# 60.1635 What must I do if I close my municipal waste combustion unit and then restart my municipal waste combustion unit?

(a) If you close your municipal waste combustion unit but will reopen it prior to the final compliance date in your State plan, you must meet the increments of progress specified in § 60.1585.

(b) If you close your municipal waste combustion unit but will restart it after your final compliance date, you must complete emission control retrofit and meet the emission limits and good combustion practices on the date your municipal waste combustion unit restarts operation.