Administrative Order No. 17
July 28, 2011		 Directing the Use of the Procurement Service and the Philippine Government Electronic Procurement System in the Procurement Activities in Accordance with the Republic Act No. 9184, and Improving the Operation of the Procurement Service
Administrative Order No. 16
July 05, 2011		 Directing Government Entities to Coordinate with the National Mapping and Resource Information Authority in the Acquisition of Data from Airborne and Spaceborne Platforms for Use in their Respective Projects
Administrative Order No. 227
May 27, 2008		 Directing all Heads of Departments, Bureaus, Offices and Agencies of the National Government, including Local Government Units (LGUs); Government-Owned and/or Controlled Corporations (GOCCs), Government Financial Institutions (GFIs), State Universities and Colleges (SUCs) and Military and Police Units to give preference in the procurement of materials and supplies, produced, made and manufactured in the Philippines
Administrative Order No. 222
February 26, 2008		 Continuing the Advocacy for and Activities by the Procurement Transparency Group
Administrative Order No. 210
November 22, 2007		 Harnessing Government, Civil Society and Sectoral Groups for Transparency and Procurement Reforms
Administrative Order No. 206
October 30, 2007		 Accelerating Infrastructure Projects to Maintain Growth Amid Export/Remittance Slowdown
Administrative Order No. 193
August 22, 2007		 Placing the Government Procurement Policy Board in the Frontlines of the War against Graft
Executive Order No. 662-B
May 16, 2008		 Amending Section Seven of Executive Order No. 662 (Series of 2007) Entitled Enhancing Transparency Measures under Republic Act No. 9184 and Creating the Procurement Transparency Board
Executive Order No. 662-A
November 15, 2007		 Amending Executive Order No. 662, series of 2007 entitled “Enhancing Transparency Measures under Republic Act No. 9184 and Creating the Procurement Transparency Group
Executive Order No. 662
September 20, 2007		 Enhancing Transparency Measures under Republic Act No. 9184 and Creating the Procurement Transparency Board
Executive Order No. 645
July 31, 2007		 Amending Section 4 of Executive Order No. 423 dated 18 September 2003 which prescribes the rules and procedures on the review and approval of all Government contracts to conform to Republic Act No. 9184 otherwise known as “The Government Procurement Reform Act”
Executive Order No. 423 [Effectivity Date – June 03, 2005]
April 30, 2005		 Repealing Executive Order No. 109-A dated September 18, 2003, Prescribing the Rules and Procedures on the Review and Approval of all Government Contracts to Conform with Republic Act No. 9184, otherwise known as “The Government Procurement Reform Act”
Executive Order No. 398
January 12, 2005		 Directing Timely and Complete Payment of Taxes as a Precondition for Entering into, and as a Continuing Obligation in Contracts with the Government, its Departments, Agencies and Instrumentalities
Executive Order No. 298
March 23, 2004		 Amending Further Executive Order No. 248 dated May 29, 1995 as Amended by Executive Order No. 248-A dated August 14, 1995, which Prescribes Rules and Regulations and New Rates of Allowances for Official Local and Foreign Travels of Government Personnel
Executive Order No. 278
February 02, 2004		 Prescribing Guidelines for Project Loan Negotiations and Packaging of Government Foreign-Assisted Infrastructure Projects
Executive Order No. 109-A
September 18, 2003		 Amending Executive Order No. 109 dated May 27, 2002 Prescribing the Rules and Procedures on the Review and Approval of All Government Contracts to Conform with Republic Act No. 9184, otherwise Known as the Government Procurement Reform Act
Executive Order No. 139
October 22, 2002		 Promulgating the Fifth Regular Foreign Investment Negative List
Executive Order No. 40 [Effectivity Date – January 08, 2002]
October 08, 2001		 Consolidating Procurement Rules and Procedures for All National Government Agencies, Government Owned and Controlled Corporations, Government Financial Institutions Requiring the Use of the Government Electronic Procurement System
Implementing Rules and Regulations of E.O. 40 [Effectivity Date – April 04, 2002]
February 08, 2002		 Implementing Rules and Regulations of Executive Order No. 40, series of 2001, Consolidating Procurement Rules and Procedures for All National Government Agencies, Government Owned and Controlled Corporations, Government Financial Institutions Requiring the Use of the Government Electronic Procurement System
Executive Order No. 322
November 22, 2000		 Requiring All National Government Agencies, Instrumentalities and Government-Owned and/or Controlled Corporations to Participate in the Electronic Procurement System
Executive Order No. 262 [Effectivity Date – December 05, 2000]
July 05, 2000		 Amending Executive Order No. 302, Series Of 1996, Entitled “Providing Policies, Guidelines, Rules and Regulations for the Procurement of Goods/Supplies by the National Government” and Section (3) of Executive Order No. 201, Series of 2000, Entitled “Providing Additional Policies and Guidelines in the Procurement of Goods and Supplies by the National Government”
Implementing Rules and Regulations of E.O. 262 [Effectivity Date – December 05, 2000]
November 27, 2000		 Rules and Regulations to Implement the Amendments to Executive Order No. 302 Series of 1996 and to Executive Order No. 201 Series of 2000, Pursuant to Executive Order No. 262 Series of 2000 to Govern Procurement of Goods and Supplies by the National Government
Executive Order No. 459
November 25, 1997		 Providing for the Guidelines in the Negotiation of International Agreements and its Ratification
Executive Order No. 354 [Effectivity Date – September 24, 1996]
July 05, 1996		 Authorizing the National Power Corporation to Enter into Negotiated Contracts for the Coal Supply Requirements of its Power Stations as well as those of its Independent Power Producers, and for other purposes
Executive Order No. 120
August 19, 1993		 Directing the National Government, its Departments, Bureaus, Agencies and Offices, Including Government-Owned or Controlled Corporations, to Adopt Counter-Trade as a Supplemental Trade Tool with Respect to the Importation or Procurement of Foreign Capital Equipment, Machinery, Products, Goods and Services
Executive Order No. 381 [Effectivity Date – January 30, 1990]
November 27, 1989		 Authorizing the National Power Corporation to Enter into Negotiated Contracts Beyond the Present Ceilings for Infrastructure Projects
Executive Order No. 380
November 27, 1989		 Revising the Levels of Authority on Approval of Government Contracts
Executive Order No. 359 [Effectivity Date – October 29, 1996]
June 02, 1989		 Reiterating the Policy and Prescribing the Guidelines and Procedures in the Implementation of the Provisions of Executive Order No. 285, “Abolishing the General Services Administration and Transferring its Functions to Appropriate Government Agencies” on the Operation of a Procurement System for Common-Use Office Supplies, Materials and Equipment
Executive Order No. 888
March 18, 1983		 Authorizing Ministers and Heads of Ministries/Agencies to dispose of, their respective unserviceable equipment and disposable property
Memorandum Circular No. 9
December 14, 2010		 Government Policy and Procedural/Documentary Requirements on the Approval/Issuance of Authority to Purchase Motor Vehicles
Memorandum Circular No. 105
July 23, 2006		 Enjoining all Government Departments, Agencies and Offices including Government-Owned and Controlled Corporations to Invite Observers from the Private Sector and the Non-Government Organizations to sit in all stages of the proceedings of their respective Bids and Awards Committee
Memorandum Order No. 15
May 09, 2011		 Amending No. 4.5 of Annex “D”, Contract Implementation Guidelines for the Procurement of Goods, Supplies and Materials, of the Implementing Rules and Regulations of Republic Act No. 9184, Authorizing Advance Payment upon Submission of an Irrevocable Letter of Credit or Bank Guarantee
Memorandum Order No. 144
August 13, 2007		 Reminding All Head of The National Government Agencies, Government-Owned And Controlled Corporations, and Local Government Units to Faithfully Comply with Section 13, Article V of Republic Act No. 9184, “An Act Providing for the Modernization, Standardization and Regulation of the Procurement Activities of the Government and for other Purposes,” on Invitation of Non-Government Organizations as Observers in the Bids and Awards Committee Proceedings
Memorandum Order No. 213 [Effectivity Date – May 27, 2006]
May 08, 2006		 Approving Amendments to Sections 42.5, 54.2 (b) (d), and 61.1 of the Implementing Rules and Regulations Part A (IRR-A) of Republic Act No. 9184
Memorandum Order No. 195 [Effectivity Date – December 4, 2005]
November 14, 2005		 Approving the Amendment to Section 53 (g) of the Implementing Rules and Regulations Part A (IRR-A) of Republic Act No. 9184
Memorandum Order No. 171-A [Effectivity Date – October 18, 2005]
August 01, 2005		 Amending Memorandum Order No. 171, Series of 2005, which amended Section 23.11.1 No. 3 of the Implementing Rules and Regulations Part A (IRR-A) of Republic Act No. 9184, otherwise known as the Government Procurement Reform Act
Memorandum Order No. 176 [Effectivity Date – September 13, 2005]
June 27, 2005		 Approving Amendments to Sections 20.1; 23.6 no. 2; 24.7.1 no. 2; 25.2; 25.3; 33.4.1; 33.5; 37.3; 39.5; 54.2(b); 62.2; Annex D, 1.2; and Annex D, 1.4, of the Implementing Rules and Regulations Part A (IRR-A) of Republic Act No. 9184
Memorandum Order No. 171 [Amended by Memorandum Order No. 171-A]
May 19, 2005		 Approving Amendment to Section 23.11.2 No. 3 of the Implementing Rules and Regulations Part A (IRR-A) of Republic Act No. 9184, otherwise known as the Government Procurement Reform Act
Memorandum Order No. 172 [(Effectivity Date – August 09, 2005]
May 19, 2005		 Approving Amendment to No. 4 of Annex “D”, Contract Implementation Guidelines for the Procurement of Goods, Supplies and Materials, of the IRR-A of Republic Act (RA) No. 9184, (Government Procurement Reform Act), providing for the inclusion of a provision for the Application of Advance Payment for Procurement of Goods as Section 4 of Annex “D” of the IRR-A of R.A. No. 9184
Memorandum from the Executive Secretary
August 23, 2006		 Authorizing the Government Procurement Policy Board (GPPB) to Promulgate Rules and Regulations in Carrying Out the Provisions of Republic Act No. 9184