40 CFR § 52.13 - Air quality surveillance; resources; intergovernmental cooperation.
---
identifier: "/us/cfr/t40/s52.13"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 52.13 - Air quality surveillance; resources; intergovernmental cooperation."
title_number: 40
title_name: "Protection of Environment"
section_number: "52.13"
section_name: "Air quality surveillance; resources; intergovernmental cooperation."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "52"
part_name: "APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS"
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"
cfr_part: "52"
---
# 52.13 Air quality surveillance; resources; intergovernmental cooperation.
Disapproved portions of the plan related to the air quality surveillance system, resources, and intergovernmental cooperation are identified in each subpart, and detailed critiques of such portions are provided to the State. No provisions are promulgated by the Administrator.