Justis AI
Pricing
Sign In
  1. US law
  2. Federal (United States)
  3. Regulations
  4. Title 40 CFR — Protection of Environment
  5. Chapter I — ENVIRONMENTAL PROTECTION AGENCY
  6. Part 52 — APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS
  7. Subpart LL — Oklahoma

Federal (United States) · Regulations

Subpart LL — Oklahoma

11 sections

11 sections

  • 40 C.F.R. § 52.1920Identification of plan.
  • 40 C.F.R. § 52.1921Classification of regions.
  • 40 C.F.R. § 52.1922Approval status.
  • 40 C.F.R. § 52.1923Best Available Retrofit Requirements (BART) for SO 2 and Interstate pollutant transport provisions; What are the FIP requirements for Units 4 and 5 of the Oklahoma Gas and Electric Muskogee plant; and Units 1 and 2 of the Oklahoma Gas and Electric Sooner plant affecting visibility?
  • 40 C.F.R. § 52.1928Visibility protection.
  • 40 C.F.R. § 52.1929Significant deterioration of air quality.
  • 40 C.F.R. § 52.1930Interstate pollutant transport provisions; What are the FIP requirements for decreases in emissions of nitrogen oxides?
  • 40 C.F.R. § 52.1931Petroleum storage tank controls.
  • 40 C.F.R. § 52.1934Prevention of air pollution emergency episodes.
  • 40 C.F.R. § 52.1935Small business assistance program.
  • 40 C.F.R. § 52.1960Original Identification of plan section.
Justis AI

Where legal work gets done. One associate. Everything legal.

Ask about Justis AI
AssociateMattersTabular ReviewCase LawDigital TwinMemoryInternsStudio
PricingDownload appTemplatesUS lawUS Law APIBlog & InsightsFeedbackRoadmapChangelogSupport
All comparisonsJustis vs ChatGPTJustis vs ClaudeJustis vs Gemini
Privacy PolicyTerms of ServiceCancellation & Refunds
© 2026 Justis AI. All rights reserved.All systems operational