DFARS Part 239 Acquisition of Information Technology

Part Defense Federal Acquisition Regulation Supplement

Part facts

Citation: DFARS Part 239
Type: Part
Supplements: FAR Part 39 Acquisition of Information Technology
Last amended: 88 FR 17340 Effective Mar 22, 2023
Proposed changes: 1
Text as of: DFARS Change May 7, 2026
Official text: acquisition.gov

Text from acquisition.gov. Federal Register history from the Federal Register's records of the rules that amended this part.

239.001 Applicability
Subpart 239.1 GENERAL
- 239.101 Policy
Subpart 239.70 Exchange or Sale of Information Technology
- 239.7001 Policy
Subpart 239.71 Security and Privacy for Computer Systems
- 239.7100 Scope of subpart
- 239.7101 Definition
- 239.7102 Policy and responsibilities
- 239.7103 Contract clauses
Subpart 239.72 STANDARDS
- 239.7201 Solicitation requirements
Subpart 239.73 Requirements for Information Relating to Supply Chain Risk
- 239.7300 Scope of subpart
- 239.7301 Definitions
- 239.7302 Applicability
- 239.7303 Authorized individuals
- 239.7304 Determination and notification
- 239.7305 Exclusion and limitation on disclosure
- 239.7306 Solicitation provision and contract clause
Subpart 239.74 Telecommunications Services
- 239.7400 Scope
- 239.7401 Definitions
- 239.7402 Policy
- 239.7403 Reserved
- 239.7404 Reserved
- 239.7405 Delegated authority for telecommunications resources
- 239.7406 Certified cost or pricing data and data other than certified cost or pricing data
- 239.7407 Type of contract
- 239.7408 Special construction
- 239.7409 Special assembly
- 239.7410 Cancellation and termination
- 239.7411 Contract clauses
Subpart 239.75 Reserved
Subpart 239.76 Cloud Computing
- 239.7600 Scope of subpart
- 239.7601 Definitions
- 239.7602 Policy and responsibilities
- 239.7603 Procedures
- 239.7604 Solicitation provision and contract clause

Federal Register history

Final rule	Published	Effective
Defense Federal Acquisition Regulation Supplement: Noncommercial Computer Software (DFARS Case 2018-D018) 88 FR 17340 · Docket DARS-2019-0067	Mar 22, 2023	Mar 22, 2023
Defense Federal Acquisition Regulation Supplement: Definition of “Commercial Item” (DFARS Case 2018-D066) 88 FR 6578 · Docket DARS-2022-0004	Jan 31, 2023	Jan 31, 2023
Defense Federal Acquisition Regulation Supplement: Technical Amendments 86 FR 59869 · Docket DARS-2021-0001	Oct 29, 2021	Oct 29, 2021
Defense Federal Acquisition Regulation Supplement: Repeal of DFARS Clause “Tariff Information” (DFARS Case 2018-D044) 86 FR 3836 · Docket DARS-2019-0031	Jan 15, 2021	Jan 15, 2021
Defense Federal Acquisition Regulation Supplement: Modification of DFARS Clause “Protection Against Compromising Emanations” (DFARS Case 2019-D015) 84 FR 58336 · Docket DARS-2019-0061	Oct 31, 2019	Oct 31, 2019
Defense Federal Acquisition Regulation Supplement: Modification of DFARS Clause “Obligation of the Government” (DFARS Case 2018-D046) 84 FR 58337 · Docket DARS-2019-0029	Oct 31, 2019	Oct 31, 2019
Defense Federal Acquisition Regulation Supplement: Modification of DFARS Clause “Cancellation or Termination of Orders” (DFARS Case 2018-D035) 84 FR 48496 · Docket DARS-2019-0018	Sep 13, 2019	Sep 13, 2019
Defense Federal Acquisition Regulation Supplement: Modification of DFARS Clause “Orders for Facilities and Services” (DFARS Case 2018-D045) 84 FR 48498 · Docket DARS-2019-0017	Sep 13, 2019	Sep 13, 2019
Defense Federal Acquisition Regulation Supplement: Extension of Supply Chain Risk Management Authority (DFARS Case 2018-D072) 84 FR 4368 · Docket DARS-2019-0002	Feb 15, 2019	Feb 15, 2019
Defense Federal Acquisition Regulation Supplement: Definition of “Information Technology” (DFARS Case 2017-D033) 83 FR 15994 · Docket DARS-2018-0013	Apr 13, 2018	Apr 13, 2018
Defense Federal Acquisition Regulation Supplement: Procurement of Commercial Items (DFARS Case 2016-D006) 83 FR 4431 · Docket DARS-2016-0028	Jan 31, 2018	Jan 31, 2018
Defense Federal Acquisition Regulation Supplement: Technical Amendments 82 FR 61479 · Docket DARS-2017-0022	Dec 28, 2017	Dec 28, 2017
Defense Federal Acquisition Regulation Supplement: Network Penetration Reporting and Contracting for Cloud Services (DFARS Case 2013-D018) 81 FR 72986 · Docket DARS-2015-0039	Oct 21, 2016	Oct 21, 2016
Defense Federal Acquisition Regulation Supplement: Long-Haul Telecommunications (DFARS Case 2015-D023) 81 FR 28732 · Docket DARS-2015-0046	May 10, 2016	May 10, 2016
Defense Federal Acquisition Regulation Supplement; Technical Amendments 80 FR 74694 · Docket DARS-2015-0069	Nov 30, 2015	Nov 30, 2015
Defense Federal Acquisition Regulation Supplement: Requirements Relating to Supply Chain Risk (DFARS Case 2012-D050) 80 FR 67244 · Docket No. DARS 2013-0052	Oct 30, 2015	Oct 30, 2015
Defense Federal Acquisition Regulation Supplement: Network Penetration Reporting and Contracting for Cloud Services (DFARS Case 2013-D018) 80 FR 63928 · Docket No. DARS-2015-0039	Oct 22, 2015	Not on record
Acquisition of Information Technology 80 FR 56930	Sep 21, 2015	Not on record
Defense Federal Acquisition Regulation Supplement; Technical Amendments 80 FR 56929	Sep 21, 2015	Sep 21, 2015
Defense Federal Acquisition Regulation Supplement: Network Penetration Reporting and Contracting for Cloud Services (DFARS Case 2013-D018) 80 FR 51739 · Docket No. DARS-2015-0039	Aug 26, 2015	Aug 26, 2015
Defense Federal Acquisition Regulation Supplement: Requirements Relating to Supply Chain Risk (DFARS Case 2012-D050) 78 FR 69268 · 0750-AH96	Nov 18, 2013	Nov 18, 2013
Defense Federal Acquisition Regulation Supplement: Definition of Cost or Pricing Data (DFARS Case 2011-D040) 77 FR 76939 · 0750-AH49	Dec 31, 2012	Not on record
Defense Federal Acquisition Regulation Supplement; Technical Amendment 75 FR 34946	Jun 21, 2010	Jun 21, 2010
Defense Federal Acquisition Regulation Supplement; Government Property (DFARS Case 2007-D020) 74 FR 37645 · 0750-AF92	Jul 29, 2009	Jul 29, 2009
Defense Federal Acquisition Regulation Supplement; Use of Commercial Software (DFARS Case 2008-D044) 74 FR 34269 · 0750-AG32	Jul 15, 2009	Jul 15, 2009
Defense Federal Acquisition Regulation Supplement; Information Assurance Contractor Training and Certification (DFARS Case 2006-D023) 73 FR 1828 · 0750-AF52	Jan 10, 2008	Jan 10, 2008
Defense Federal Acquisition Regulation Supplement; Exchange or Sale of Government-Owned Information Technology 71 FR 39009 · DFARS Case 2003-D094	Jul 11, 2006	Jul 11, 2006
Defense Federal Acquisition Regulation Supplement; Acquisition of Information Technology 71 FR 39010 · DFARS Case 2003-D068	Jul 11, 2006	Not on record
Defense Federal Acquisition Regulation Supplement; Basic Agreements for Telecommunications Services 71 FR 27645 · DFARS Case 2003-D056	May 12, 2006	May 12, 2006
Defense Federal Acquisition Regulation Supplement; Update of Clauses for Telecommunications Services 70 FR 67919 · DFARS Case 2003-D053	Nov 9, 2005	Not on record
Defense Federal Acquisition Regulation Supplement; Information Technology Equipment-Screening of Government Inventory 70 FR 67917 · DFARS Case 2003-D054	Nov 9, 2005	Not on record
Defense Federal Acquisition Regulation Supplement; Acquisition of Telecommunications Services 70 FR 67918 · DFARS Case 2003-D055	Nov 9, 2005	Not on record
Defense Federal Acquisition Regulation Supplement; Information Assurance 69 FR 35533 · DFARS Case 2002-D020	Jun 25, 2004	Not on record
Defense Federal Acquisition Regulation Supplement; Technical Amendments 68 FR 15380	Mar 31, 2003	Not on record
Defense Federal Acquisition Regulation Supplement; Enterprise Software Agreements 67 FR 65509 · DFARS Case 2000-D023	Oct 25, 2002	Not on record

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Proposed changes

Proposed rule	Published	Comments
Defense Federal Acquisition Regulation Supplement: Disclosure of Information Regarding Foreign Obligations (DFARS Case 2018-D064) 89 FR 90254 · Docket DARS-2024-0034	Nov 15, 2024	Closed Jan 14, 2025No final rule found

Quick answers

What is DFARS Part 239?

DFARS Part 239 is a part of the Defense Federal Acquisition Regulation Supplement, titled "Acquisition of Information Technology".

When was DFARS Part 239 last changed?

The most recent final rule on record is "Defense Federal Acquisition Regulation Supplement: Noncommercial Computer Software (DFARS Case 2018-D018)" (88 FR 17340), published Mar 22, 2023 and effective Mar 22, 2023.

Are changes to DFARS Part 239 proposed?

One proposed change has no final rule yet.

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