| Notice of Hearing - Air Toxics "Hot Spots" Program Annual Reports (Emission Years 2021 & 2022) | - |
| Notice of Availability of Draft Rule and Public Hearing regarding Proposed Amendments to Regulation III - Fees | - |
| Amendments to Regulation XIII - New Source Review and Rule 1600 - Prevention of Significant Deterioration; and the rescission of Rule 1310 - Federal Major Facilities and Federal Major Modifications. | - |
| Amendment of Rule 206 - Posting of Permit to Operate | - |
| Amendment of Rule 431 - Sulfur Content of Fuels and Rule 102 - Definition of Terms | - |
| Adoption of Rule 1168 - Adhesive and Sealant Applications | - |
| 70 ppb Ozone Standard Implementation Evaluation | - |
| Amendment of Rule 501 - Procedures Before the Hearing Board | - |
| Amendment of Rule 219 - Equipment Not Requiring a Permit | 01/28/2019 10:00 AM |
| Adoption of the Federal Negative Declaration for One Control Technologies Guidelines Source Category | - |
| Rule 102 Amendment | - |
| Rule 1104 - Organic Solvent Degreasing Operations | - |
| Rule 1162 - Polyester Resin Operations | - |
| Federal Negative Declarations for Two Control Techniques Guidelines Source Categories | - |
