Tribal Actions and Events Calendar
This calendar includes the following information:
- Upcoming outreach activities (e.g., rulemaking webinars, trainings)
- National Tribal Council (NTC) monthly meetings,
- National Tribal Air Association (NTAA) meetings,
- Upcoming regulatory dates (e.g., expected rule proposal dates).
- Previous Trainings and Webinars
For inquires or to add an entry to the calendar, please contact: Shojgreen.Ricardo@epa.gov or Kaufman.Amanda@epa.gov
Open Comment Periods and Other Actions
Upcoming Event |
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January 2025
| Mon | Tue | Wed | Thu | Fri |
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1 |
2 |
3 |
6 |
7Final rule; correction Review of Final Rule Reclassification of Major Sources as Area Sources Under Section 112 of the Clean Air Act; Correction Effective TodayProposed rule Reconsideration of Standards of Performance for New, Reconstructed, and Modified Sources and Emissions Guidelines for Existing Sources: Oil and Natural Gas Sector Climate Review Comments |
8 |
9 |
10Direct final action Excess Emissions During Periods of Startup, Shutdown, and Malfunction; Partial Withdrawals of Findings of Failure To Submit State Implementation Plan (SIP) Effective Today |
13Proposed rule Air Quality: Revision to the Regulatory Definition of Volatile Organic Compounds—Exclusion of (Z)-1- chloro-2,3,3,3-tetrafluoropropene (HCFO-1224yd(Z)) Comments Due TodayNotice Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; NSPS for Sulfuric Acid Plants (Renewal) Comments Due TodayNotice Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; NSPS for Polymeric Coating of Supporting Substrates Facilities (Renewal) Comments Due TodayNotice Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; NSPS for Glass Manufacturing Plants (Renewal) Comments Due TodayNotice Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; NSPS for Calciners and Dryers in Mineral Industries (Renewal) Comments Due Today |
14 |
15Notice of final action denying or partially denying petitions for reconsideration New Source Performance Standards for Greenhouse Gas Emissions From New, Modified, and Reconstructed Fossil Fuel-Fired Electric Generating Units; Emission Guidelines for Greenhouse Gas Emissions From Existing Fossil Fuel-Fired Electric Generating Units; and Repeal of the Affordable Clean Energy Rule; Final Action Effective Today |
16Final rule; correction and correcting amendment Reference Measurement Principle and Calibration Procedure for the Measurement of Ozone in the Atmosphere (Chemiluminescence Method); Correction Effective Today |
17Notice Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; NESHAP for Carbon Black Production (Renewal) Comments Due TodayNotice Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request National Volatile Organic Compound Emission Standards for Architectural Coatings (Renewal) Comments Due TodayNotice Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; Comment Request; NSPS for Small Industrial-Commercial-Institutional Steam Generating Units (Renewal) Comments Due Today |
20 |
21Notice of availability and public comment period Release of Volumes 1 and 2 of the Integrated Review Plan for the National Ambient Air Quality Standards for Ozone and Related Photochemical Oxidants Comments Due Today |
22 |
23 |
24 |
27Notice Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; Consolidated Air Rule for the Synthetic Organic Chemical Manufacturing Industry (Renewal) Comments Due TodayFinal rule Review of the Secondary National Ambient Air Quality Standards for Oxides of Nitrogen, Oxides of Sulfur, and Particulate Matter Effective Today |
28Final rule Guideline on Air Quality Models; Enhancements to the AERMOD Dispersion Modeling System Effective Today |
29 |
20 |
31 |
February 2025
| Mon | Tue | Wed | Thu | Fri |
|---|---|---|---|---|
3 |
4 |
5 |
6Proposed rule Regional Haze Third Implementation Period; Extension of the State Implementation Plan Due Date Comments Due Today |
7 |
10 |
11 |
12 |
13 |
14 |
17 |
18Notice Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; Implementation of the 8-Hour National Ambient Air Quality Standards for Ozone (Renewal) Comments Due Today |
19 |
20 |
21 |
24 |
25Proposed rule Review of National Emission Standards for Hazardous Air Pollutants for Polyether Polyols Production Industry Comments Due Today |
26 |
27 |
28 |
March 2025
Mon |
Tue |
Wed |
Thu |
Fri |
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3Proposed rule Reconsideration of Standards of Performance for New, Reconstructed, and Modified Sources and Emissions Guidelines for Existing Sources: Oil and Natural Gas Sector Climate Review Comments Due Today |
4 |
5 |
6 |
7 |
10 |
11 |
12 |
13Proposed rule Review of New Source Performance Standards for Stationary Combustion Turbines and Stationary Gas Turbines Comments Due Today |
14 |
17Notice of availability and public comment period Notice of Availability of One New Chapter in the Environmental Protection Agency’s Air Pollution Control Cost Manual—Dry Sorbent Injection Comments Due Today |
18 |
19 |
20 |
21 |
24 |
25 |
26 |
27 |
28 |
31 |
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