40 CFR § 52.1124 - Review of new sources and modifications.

---
identifier: "/us/cfr/t40/s52.1124"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 52.1124 - Review of new sources and modifications."
title_number: 40
title_name: "Protection of Environment"
section_number: "52.1124"
section_name: "Review of new sources and modifications."
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"
---


# 52.1124 Review of new sources and modifications.

(a) Revisions to Regulation 310 CMR 7.02(2)(d) submitted on March 30, 1979 are disapproved because they do not satisfy the requirements of § 51.161.

[39 FR 7281, Feb. 25, 1974, as amended at 40 FR 47495, Oct. 9, 1975; 45 FR 2043, Jan. 10, 1980; 51 FR 40677, Nov. 7, 1986; 60 FR 33923, June 29, 1995]