Republic Act
| Document No. | Title | Date Approved |
| RA 8749 | An Act Providing For A Comprehensive Air Pollution Control Policy And For Other Purposes |
Executive Order
| Document No. | Title | Date Approved |
| EO 1997-446 | Mandating The Phase-Out Of Leaded Gasoline As One Of The Means Of Solving Air Pollution |
Department Administrative Order
| Document No. | Title | Date Approved |
| DAO 2016-23 | Adoption of Euro 4/IV Emission Limits / Standards | June 28, 2016 |
| DAO 2008-09 | Revising the Documentary Requirements for the Application of Certificate of Conformity for New Motor Vehicles | May 29, 2008 |
| DAO 2007-27 | Revised Emission Standards for Motor Vehicles Equipped with Compression-ignition and Spark-ignition Engines | July 31, 2007 |
| DAO 2007-22 | Guidelines on the Requirements for continuous Emission Monitoring Systems and other acceptable protocols, thereby modifying and Clarifying certain Provisions of Section5, Rule X Of DAO 2000-81 and other Related provisions | July 31, 2007 |
| DAO 2007-07 | Revising The Initial Area Coverage Of The Metro Manila Airshed And Its Governing Board | April 12, 2007 |
| DAO 2006-03 | Guidelines For Denr Accreditation Of Third Party Source Emission Testing Firms | January 16, 2006 |
| DAO 2006-02 | Establishment of Baco-Calapan City-Naujan Airshed and its Governing Board | January 16, 2006 |
| DAO 2005-11 | Establishment of the Metropolitan Iloilo Airshed and its Governing Board | January 10, 2005 |
| DAO 2004-53 | Guidelines To Implement The Tax Incentives Provision Under Section 13 Of Republic Act No. 8749 Otherwise Known As The Philippine Clean Air Act | August 31, 2004 |
| DAO 2004-26 | Amending Rule XIX of DENR Administrative Order No. 2000-81 (Implementing Rules and Regulations of RA 8749) | August 25, 2004 |
| DAO 2004-14 | Designation of Southern Negros Geothermal Airshed and its Governing Board | May 18, 2004 |
| DAO 2004-13 | Designation of North Cotabato Geothermal Airshed and its Governing Board | May 18, 2004 |
| DAO 2004-12 | Designation of Leyte Geothermal Airshed and its Governing Board | May 18, 2004 |
| DAO 2004-11 | Designation of Bacon-Manito Geothermal Airshed and its Governing Board | May 18, 2004 |
| DAO 2004-07 | Establishment of Northeastern Pangasinan Airshed and its Governing Board | |
| DAO 2004-05 | Establishment of Metro Tuguegarao (PIESTTA) Air shed and its Governing Board | |
| DAO 2003-51 | Revise Emission Standards for In-Use Motor Vehicles Equipped with Spark-Ignition and Compression-Ignition Engines | October 29, 2003 |
| DAO 2003-47 | Designation of the Members of Zamboanga City Airshed Governing Board | September 30, 2003 |
| DAO 2003-45 | Designation of Members of the Governing Board for Metro Cagayan De Oro Airshed, Province of Misamis Oriental, Region X | September 12, 2003 |
| DAO 2003-33 | Designation of the Members of the Naga City Airshed Governing Board located in the Province of Camarines Sur, Bicol Region | July 14, 2003 |
| DAO 2003-25 | Hydrocarbon Standards for Motorcycle | June 30, 2003 |
| DAO 2003-16 | Designation of the Members of the Agusan del Norte Airshed Governing Board | June 6, 2003 |
| DAO 2003-04 | Initial Designation of BLIST Airshed and the Creation of its Interim Governing Board | February 12, 2003 |
| DAO 2000-82 | Integrated Air Quality Improvement Framework-Air Quality Control Action Plan | |
| DAO 2000-81 | Implementing Rules and Regulations for RA 8749 | |
| DAO 1998-46 | 1998 Revised Rules and Regulations for the Prevention, Control and Abatement of Air Pollution from Motor Vehicles | |
| DAO 1993-14A | Amendment to Administrative Order No. 14 Series of 1993 and Clarifying its Coverage and Scope |
DENR Memorandum Circular
| Document No. | Title | Date Approved |
| DMC 2005-10 | Criteria in the Selection and Implementation of Qualified or eligible projects and activities to be supported by the AQM fund | July 15, 2005 |
| DMC 2003-20 | Initial Designation of Zamboanga City Airshed | September 30, 2003 |
| DMC 2003-17 | Initial Designation of Metro Cagayan de Oro Airshed | September 12, 2003 |
| DMC 2003-13 | Designation of Naga City Airshed | July 14, 2003 |
| DMC 2003-09 | Designation of Agusan del Norte Airshed | June 10, 2003 |
| DMC 1997-10 | Classification On Section 60(B) Of Denr Administrative Order No. 14, Series Of 1993 (Dao 14, S93) |
EMB Memorandum Circular
| Document No. | Title | Date Approved |
| EMB MC 2020-17 | Guidelines on the Issuance of Permit to Operate (PTO) for Air Pollution Source Installation or Equipment (APSI/APSE) through the Online Permitting and Monitoring System (OPMS) | May 11, 2020 |
| EMB MC 2020-003 | Mandating All EMB Regional Offices (EMB-ROs) to Establish an Air Quality Network Center using a Uniform Data Acquisition and handling System (DAHS) which shall act as Repository of Industrial Emission of Firms Required to install Continuous Emission Monitoring Systems (CEMS) / Continuous Opacity Monitoring System (COMS) | January 27, 2020 |
| EMB MC 2009-004 | Amendment of Annex 2 of Memorandum Circular 2007-003 Regarding the Policy on Compliance and Permitting For Industrial Facilities | April 1, 2009 |
| MEMO 2007-30 | Interim Guidelines on Regulation for Industrial Facility using Bunker Oil | July 30, 2007 |
Joint Administrative Order
| Document No. | Title | Date Approved |
| DENR – DOST JAO 2006-01 | Adopting Environmental Technology Verification Protocol (ETVP) | January 16, 2006 |