48 CFR · Federal Acquisition Regulation and Defense supplement
FAR and DFARS navigator
The codified text (eCFR, as of 2026-10-02). Under the Revolutionary FAR Overhaul ↗, agencies follow class deviations with new text for many parts while the formal rules go through the Federal Register: check the solicitation and your contract's clauses, which rule.
Ask the FAR
Try: · · ·
26 sections with “professional or technical services”
- FAR 3.803 Exceptions.… of the Small Business Act, as amended by Pub. L. 95-507, and subsequent amendments. (2) Professional and technical services. (i) Payment of reasonable compensation made to an officer or employee of a person requesting or receiving a cover…
- FAR 31.205-33 Professional and consultant service costs.(a) Definition. Professional and consultant services, as used in this subsection, means those services rendered by persons who are members of a particular profession or possess a special skill and who are not officers or employees of the co…
- FAR 52.203-12 Limitation on Payments to Influence Certain Federal Transactions.…ed in cooperation with the Federal Government. Reasonable payment means, with respect to professional and other technical services, a payment in an amount that is consistent with the amount normally paid for such services in the private se…
- FAR 2.101 Definitions.…ject management and administration; or R&D activities. It can also mean the furnishing of professional advice or assistance rendered to improve the effectiveness of Federal management processes or procedures (including those of an engineeri…
- FAR 15.101-2 Lowest price technically acceptable source selection process.…e services and records, telecommunications devices and services, or other knowledge-based professional services; (2) Personal protective equipment; or (3) Knowledge-based training or logistics services in contingency operations or other o…
- FAR 16.505 Ordering.…arded using the procedures at subpart 36.6; and (ii) Require the direct supervision of a professional architect or engineer licensed, registered or certified in the State, Federal District, or outlying area, in which the services are to be…
- FAR 36.608 Liability for Government costs resulting from design errors or deficiencies.Architect-engineer contractors shall be responsible for the professional quality, technical accuracy, and coordination of all services required under their contracts. A firm may be liable for Government costs resulting from errors or defici…
- FAR 52.236-23 Responsibility of the Architect-Engineer Contractor.…Architect-Engineer Contractor (APR 1984) (a) The Contractor shall be responsible for the professional quality, technical accuracy, and the coordination of all designs, drawings, specifications, and other services furnished by the Contracto…
- DFARS 209.571-6 Identification of organizational conflicts of interest.… The ownership of business units performing systems engineering and technical assistance, professional services, or management support services to a major defense acquisition program or a pre-major defense acquisition program by a contracto…
- DFARS 215.404-71-2 Performance risk.…lt technical obstacles that require personnel with exceptional abilities, experience, and professional credentials may justify a value significantly above normal. (iii) The following may justify a maximum value— (A) Development or initial…
- DFARS 252.204-7014 Limitations on the Use or Disclosure of Information by Litigation Support Contractors.… publicly available solicitation. Litigation support means administrative, technical, or professional services provided in support of the Government during or in anticipation of litigation. Litigation support contractor means a contractor…
- DFARS 252.204-7015 Notice of Authorized Disclosure of Information for Litigation Support.… computer software documentation. Litigation support means administrative, technical, or professional services provided in support of the Government during or in anticipation of litigation. Litigation support contractor means a contractor…
- FAR 37.115-2 General policy.(a) Use of uncompensated overtime is not encouraged. (b) When professional or technical services are acquired on the basis of the number of hours to be provided, rather than on the task to be performed, the solicitation shall require offer…
- FAR 37.115-3 Solicitation provision.…ted Overtime, in all solicitations valued above the simplified acquisition threshold, for professional or technical services to be acquired on the basis of the number of hours to be provided.
- FAR 3.1101 Definitions.…his definition may arise from— (i) Compensation, including wages, salaries, commissions, professional fees, or fees for business referrals; (ii) Consulting relationships (including commercial and professional consulting and service arrang…
- FAR 43.205 Contract clauses.…emplated. (2) If the requirement is for services, other than architect-engineer or other professional services, and no supplies are to be furnished, the contracting officer shall use the clause with its Alternate I. (3) If the requirement…
- FAR 52.203-16 Preventing Personal Conflicts of Interest.…his definition may arise from— (i) Compensation, including wages, salaries, commissions, professional fees, or fees for business referrals; (ii) Consulting relationships (including commercial and professional consulting and service arrang…
- FAR 3.104-1 Definitions.…cribed in 5 CFR 2638.202(b). Compensation means wages, salaries, honoraria, commissions, professional fees, and any other form of compensation, provided directly or indirectly for services rendered. Compensation is indirectly provided if i…
- FAR 3.801 Definitions.…ed in cooperation with the Federal Government. Reasonable payment means, with respect to professional and other technical services, a payment in an amount that is consistent with the amount normally paid for such services in the private se…
- FAR 9.502 Applicability.… occur in contracts involving— (1) Management support services; (2) Consultant or other professional services; (3) Contractor performance of or assistance in technical evaluations; or (4) Systems engineering and technical direction work…
- FAR 15.404-1 Proposal analysis techniques.…es applying pricing policies to pricing problems. They are to be used for instruction and professional guidance. However, they are not directive and should be considered informational only. They are available via the internet at http://www.…
- FAR 15.404-4 Profit.… Greater profit opportunity should be provided under contracts requiring a high degree of professional and managerial skill and to prospective contractors whose skills, facilities, and technical assets can be expected to lead to efficient a…
- FAR 36.602-1 Selection criteria.(a) Agencies shall evaluate each potential contractor in terms of its— (1) Professional qualifications necessary for satisfactory performance of required services; (2) Specialized experience and technical competence in the type of work re…
- FAR 37.203 Policy.…tances specifically to aid in influencing or enacting legislation; or (5) Used to obtain professional or technical advice which is readily available within the agency or another Federal agency. (d) Limitation on payment for advisory and a…
- DFARS 204.7401 Definitions.… publicly available solicitation. Litigation support means administrative, technical, or professional services provided in support of the Government during or in anticipation of litigation. Litigation support contractor means a contractor…
- DFARS 215.101-2-70 Limitations and prohibitions.… and technical assistance services, advanced electronic testing, or other knowledge-based professional services; (ii) Items designated by the requiring activity as personal protective equipment (except see paragraph (b)(1) of this section)…
FAR (chapter 1)
- Part 1 Federal Acquisition Regulations System 58 sections
- Part 2 Definitions of Words and Terms 3 sections
- Part 3 Improper Business Practices and Personal Conflicts of Interest 98 sections
- Part 4 Administrative and Information Matters 116 sections
- Part 5 Publicizing Contract Actions 34 sections
- Part 6 Competition Requirements 34 sections
- Part 7 Acquisition Planning 34 sections
- Part 8 Required Sources of Supplies and Services 67 sections
- Part 9 Contractor Qualifications 106 sections
- Part 10 Market Research 4 sections
- Part 11 Describing Agency Needs 33 sections
- Part 12 Acquisition of Commercial Products and Commercial Services 38 sections
- Part 13 Simplified Acquisition Procedures 49 sections
- Part 14 Sealed Bidding 82 sections
- Part 15 Contracting by Negotiation 81 sections
- Part 16 Types of Contracts 74 sections
- Part 17 Special Contracting Methods 50 sections
- Part 18 Emergency Acquisitions 34 sections
- Part 19 Small Business Programs 126 sections
- Part 22 Application of Labor Laws to Government Acquisitions 205 sections
- Part 23 Environment, Sustainable Acquisition, and Material Safety 38 sections
- Part 24 Protection of Privacy and Freedom of Information 10 sections
- Part 25 Foreign Acquisition 81 sections
- Part 26 Other Socioeconomic Programs 36 sections
- Part 27 Patents, Data, and Copyrights 59 sections
- Part 28 Bonds and Insurance 61 sections
- Part 29 Taxes 23 sections
- Part 30 Cost Accounting Standards Administration 30 sections
- Part 31 Contract Cost Principles and Procedures 87 sections
- Part 32 Contract Financing 175 sections
- Part 33 Protests, Disputes, and Appeals 23 sections
- Part 34 Major System Acquisition 20 sections
- Part 35 Research and Development Contracting 25 sections
- Part 36 Construction and Architect-engineer Contracts 81 sections
- Part 37 Service Contracting 46 sections
- Part 38 Federal Supply Schedule Contracting 3 sections
- Part 39 Acquisition of Information Technology 14 sections
- Part 40 Information Security and Supply Chain Security 12 sections
- Part 41 Acquisition of Utility Services 17 sections
- Part 42 Contract Administration and Audit Services 84 sections
- Part 43 Contract Modifications 14 sections
- Part 44 Subcontracting Policies and Procedures 24 sections
- Part 45 Government Property 33 sections
- Part 46 Quality Assurance 60 sections
- Part 47 Transportation 106 sections
- Part 48 Value Engineering 13 sections
- Part 49 Termination of Contracts 108 sections
- Part 50 Extraordinary Contractual Actions and the Safety Act 34 sections
- Part 51 Use of Government Sources by Contractors 15 sections
- Part 52 Solicitation Provisions and Contract Clauses 680 sections
- Part 53 Forms 61 sections
DFARS (chapter 2, Defense)
- Part 201 Federal Acquisition Regulations System 24 sections
- Part 202 Definitions of Words and Terms 1 sections
- Part 203 Improper Business Practices and Personal Conflicts of Interest 28 sections
- Part 204 Administrative and Information Matters 76 sections
- Part 205 Publicizing Contract Actions 11 sections
- Part 206 Competition Requirements 20 sections
- Part 207 Acquisition Planning 22 sections
- Part 208 Required Sources of Supplies and Services 31 sections
- Part 209 Contractor Qualifications 55 sections
- Part 210 Market Research 2 sections
- Part 211 Describing Agency Needs 22 sections
- Part 212 Acquisition of Commercial Products and Commercial Services 24 sections
- Part 213 Simplified Acquisition Procedures 23 sections
- Part 214 Sealed Bidding 14 sections
- Part 215 Contracting by Negotiation 66 sections
- Part 216 Types of Contracts 36 sections
- Part 217 Special Contracting Methods 64 sections
- Part 218 Emergency Acquisitions 7 sections
- Part 219 Small Business Programs 47 sections
- Part 222 Application of Labor Laws to Government Acquisitions 56 sections
- Part 223 Environment, Sustainable Acquisition, and Material Safety 34 sections
- Part 224 Protection of Privacy and Freedom of Information 2 sections
- Part 225 Foreign Acquisition 251 sections
- Part 226 Other Socioeconomic Programs 14 sections
- Part 227 Patents, Data, and Copyrights 99 sections
- Part 228 Bonds and Insurance 17 sections
- Part 229 Taxes 9 sections
- Part 230 Cost Accounting Standards Administration 2 sections
- Part 231 Contract Cost Principles and Procedures 13 sections
- Part 232 Contract Financing 74 sections
- Part 233 Protests, Disputes, and Appeals 8 sections
- Part 234 Major System Acquisition 13 sections
- Part 235 Research and Development Contracting 16 sections
- Part 236 Construction and Architect-engineer Contracts 25 sections
- Part 237 Service Contracting 67 sections
- Part 239 Acquisition of Information Technology 38 sections
- Part 241 Acquisition of Utility Services 8 sections
- Part 242 Contract Administration and Audit Services 40 sections
- Part 243 Contract Modifications 18 sections
- Part 244 Subcontracting Policies and Procedures 13 sections
- Part 245 Government Property 23 sections
- Part 246 Quality Assurance 39 sections
- Part 247 Transportation 27 sections
- Part 249 Termination of Contracts 14 sections
- Part 250 Extraordinary Contractual Actions and the Safety Act 16 sections
- Part 251 Use of Government Sources by Contractors 5 sections
- Part 252 Solicitation Provisions and Contract Clauses 405 sections
- Part 253 Forms 10 sections
- Part 270 Defense Contracting Programs 7 sections
Source: eCFR, 48 CFR chapters 1 and 2 (GPO GovInfo bulk data) ↗. Rule changes in progress: FAR, DFARS. Terms: glossary.