Public Reference

Industry Primers

Bottom-up NAICS industry primers written for both public-market and private investors. Leaf industries are researched from the ground up; every group, subsector, and sector above them reads as a contrast across the industries beneath it.

2122 industries · 24 sectors · NAICS 2022

Researched with AI assistance from official U.S. statistics and independent sources, with citations on every page. Figures are not individually verified against pinned evidence — primers marked Evidence-verified are. Industry research, not investment advice. Methodology.

GroupNAICS 9261Public Administration

Administration of Economic Programs (NAICS 9261): An Investor's Primer

A Histometrics rollup primer for public- and private-market investors. This page synthesizes the five child primers beneath it; read them for company-level detail.


1. Overview

NAICS 9261 is a four-digit industry group in the North American Industry Classification System (NAICS) — the U.S. government's 2022 standard scheme for sorting economic activity — sitting inside Sector 92, Public Administration.[1] It gathers the government offices, federal, state, and local, that write, administer, license, and enforce the rules of the commercial economy: who develops economic resources and publishes official statistics, who regulates how people and goods move, who sets what utilities may charge, who grades and polices farm and commodity markets, and who licenses and inspects everyone else.[1]

The single most important fact for an investor is that this whole group is the referee, not a player. Every "establishment" counted here is a government unit — there is no share to buy, no ticker, no dividend. Yet the group is worth a primer precisely because it sets the economics of some of the largest, most widely held assets in the country: a regulated utility earns roughly the return its commission allows; an engineering firm's backlog rises and falls with a transportation department's budget; an exchange's fee income depends on the commodity markets a federal agency supervises. All exposure is indirect — through the vendors that serve these agencies, the assets they regulate, and the private capital they channel. This page's distinctive job is to show how the five children differ — in size, direction, and how you touch them.


2. What's inside — the five child industries, and how they differ

NAICS 9261 splits into five five-digit industries, each of which happens to contain a single six-digit national industry (so child and grandchild are identical). They are not interchangeable — they differ sharply in headcount, momentum, and the private ecosystems that surround them.

Child (code — function) Relative size (2024) Direction of travel The government side How you get exposure (proxy route)
92612 — Transportation (regulation, licensing, inspection) Largest by far: ~324,100 jobs / ~$30.8B payroll[3] Growing — infrastructure-bill spending, ~5-yr reauthorization cycle State DOTs & DMVs, FAA, Coast Guard, NTSB, 50 state transport depts Engineering/program mgmt (AECOM, Jacobs, Parsons); tolling/enforcement tech (Verra Mobility, Conduent); toll-road owners (Ferrovial, Brookfield); muni revenue bonds; infrastructure funds
92615 — Misc. commercial (licensing & inspection) ~105,000 jobs / ~$11.0B[4] Growing (new regulated sectors, digitization) vs. a deregulation headwind Alcohol, occupational, banking, insurance & securities boards; business/building inspectors Govtech (Tyler, Maximus); exams (Pearson VUE, Prometric); testing/inspection/certification (SGS, Intertek, UL Solutions)
92611 — General economic programs ~93,900 jobs / ~$9.41B[5] Mixed — federal ≈ flat (−1%), state/local +5–7% Economic-development & statistical agencies; SBA, state EDOs Govtech (Tyler), program design (ICF), operations (Maximus), federal consulting (Booz Allen, Leidos); SBA-linked BDCs; place-based tax funds
92613 — Utilities regulation (electric, gas, comms, water) Small headcount (~5,900 federal FTE) but governs ~$215B/yr of utility capex[7][8][9][15] Growing workload — AI/data-center load, record rate-case volume FERC, FCC, NRC + ~50 state utility commissions Regulated utilities (NextEra, Duke, Southern, American Water); carriers (AT&T, Verizon); towers/fiber (American Tower); utility bonds
92614 — Agricultural marketing & commodities Small headcount (~5,200 federal FTE) but polices trillions in derivatives[11][12] Steady / durable USDA Agricultural Marketing Service, CFTC + 50 state ag departments Exchanges (CME, ICE); ag merchants (ADM, Bunge, Tyson); private co-ops (Cargill, CHS); commodity ETFs

How to read the table. Two groups measure differently. For 92611, 92612, and 92615, the child primers report clean government-employment totals from the Bureau of Labor Statistics (BLS) Quarterly Census of Employment and Wages (QCEW).[3][4][5] For 92613 and 92614, the children sized the function by agency budget and staff instead — so the headcounts shown are federal-agency-only (FERC, FCC, NRC; and USDA's AMS plus the CFTC) and understate the true total, which also includes ~50 state utility commissions and 50 state agriculture departments.[7][8][9][10][11][12]

The sharpest contrast is headcount versus leverage. Transportation (92612) is a payroll giant — state DOTs and DMVs are enormous. But utilities and commodity regulation (92613, 92614) are the opposite: a few thousand federal staff set the rules for the electric grid (~$215 billion of annual utility capital spending)[15] and for derivatives markets with trillions in notional value.[12] The smallest children by headcount carry the highest economic leverage per employee — and, not coincidentally, sit next to the largest investable asset pools (regulated utilities; the CME/ICE exchange duopoly).

FTE = full-time equivalent; DOT = department of transportation; DMV = department of motor vehicles; FAA = Federal Aviation Administration; NTSB = National Transportation Safety Board; FERC = Federal Energy Regulatory Commission; FCC = Federal Communications Commission; NRC = Nuclear Regulatory Commission; CFTC = Commodity Futures Trading Commission; SBA = Small Business Administration; EDO = economic-development organization; BDC = business development company; ETF = exchange-traded fund.


3. Size (this level's rollup figures + caveats)

Ground-truth posture. Histometrics holds no ingested federal business-statistics metrics for NAICS 9261 — and that blank is the honest story, not a gap. The U.S. Census Bureau's Economic Census, County Business Patterns (CBP), and Statistics of U.S. Businesses exclude Sector 92 (Public Administration) by design, because these are government bodies, not firms.[2] There are no receipts, no firm counts, and no shares to report; any such number would be invented. So every figure below is drawn from the children's cited BLS and agency sources and labeled as such, and missing is never treated as zero.

A partial, honest rollup. The three children that BLS measures cleanly sum to a floor of roughly 523,000 government jobs and about $51 billion in annual payroll across ~14,960 reporting units (2024 annual averages):[3][4][5]

Measured child Employment Total annual wages Reporting units
92612 — Transportation ~324,100 ~$30.8B ~5,418
92615 — Misc. commercial licensing ~105,000 ~$11.0B ~4,495
92611 — General economic programs ~93,900 ~$9.41B ~5,050
Measured subtotal ~523,000 ~$51.2B ~14,960

To that floor add the two children sized by budget rather than QCEW: at least ~11,000 more federal staff (≈5,900 at FERC/FCC/NRC and ≈5,200 at USDA's AMS and the CFTC),[7][8][9][11][12] plus thousands of uncounted employees at ~50 state utility commissions and 50 state agriculture departments.[10] The group therefore plausibly employs well over half a million people with payroll comfortably north of $50 billion — but this is a payroll, not revenue: NAICS 9261 produces rules, licenses, inspections, statistics, and oversight, not sales.

Undercount caveat (two layers). First, the Sector-92 exclusion above means the standard business picture is structurally empty. Second, even within QCEW the counts are floors, because licensing, inspection, and economic-development labor is frequently embedded inside larger departments and coded to other public-administration lines — a health department that also licenses clinics, a city that folds building inspection into public works.[4] The population these agencies touch dwarfs the one they staff: roughly 30% of U.S. workers hold jobs that legally require a government license,[19] state and local business incentives run an estimated $50–60 billion a year,[17] and utility commissions of a few hundred staff each set the returns on tens of billions of dollars of assets.[10][15]


4. Investable universe (where value concentrates across the children)

No pure play exists anywhere in NAICS 9261 — the entire group is government. Value concentrates in the private companies around each regulator, and it concentrates unevenly across the five children:

  • The largest listed asset pools sit under 92613 (utilities) and 92612 (transportation). Regulated electric, gas, and water utilities (NextEra Energy, Duke Energy, Southern Company, American Water Works) are among the biggest, most widely owned dividend equities in the market; toll-road and airport owners (Ferrovial, Brookfield Infrastructure) and the large engineering/program-management firms (AECOM, Jacobs, Parsons) are the transportation analog.[24]
  • The highest-margin near-monopolies sit under 92614. The two derivatives exchanges — CME Group and Intercontinental Exchange (ICE) — earn fee and clearing income that scales with the commodity trading the CFTC supervises.[26]
  • The mid-cap "govtech" and services layer spans 92611 and 92615. Administrative and licensing software (Tyler Technologies), program operations (Maximus), and federal consulting (Booz Allen Hamilton, Leidos, ICF) sell into the economic-program and licensing agencies alike.[21][22][23]

A useful rollup insight for a general investor: several names give diversified exposure to more than one child at once. Tyler Technologies and Maximus serve both economic-program agencies (92611) and licensing boards (92615); Leidos appears under both economic programs and transportation; Brookfield/Global Infrastructure Partners-style infrastructure funds reach both transportation assets (92612) and regulated utilities (92613). Buying one of these is a way to own a slice of the whole regulatory-administration complex rather than betting on a single agency line. Every one is a proxy, not a pure play — economic-administration work is one line in a broad book, so underwrite the actual segment, not the NAICS label. Tickers and full company tables live in each child primer.


5. How the money works

Two money stories run through the group, and they never sum.

A) The agencies run on appropriations or self-funding, and move far more capital than they spend. The economic-program and transportation offices run on tax-funded appropriations (transportation drawing on dedicated user taxes — the federal fuel excise, flat since 1993 — plus general revenue),[14] while much of the regulatory apparatus is fee-funded / cost-recovery: FERC recovers ~100% of its budget from the industry it regulates, the FCC has been 100% fee-funded since 2009, the NRC recovers ~90–100% from nuclear licensees, and most state licensing and utility boards run on assessments and application/exam/renewal fees.[7][8]. The leverage is enormous relative to headcount: SBA's 7(a) program approved ~$31 billion of loans in FY2024, the utilities these commissions oversee are spending ~$215 billion a year, and the CFTC's ~725 staff police trillions in notional derivatives.[15][18][12]

B) The vendors and regulated companies earn on ordinary, attractive economics. Engineering firms earn on funded backlog and book-to-bill; govtech and tolling vendors on recurring subscriptions plus per-transaction fees under multi-year agency contracts; testing/inspection/certification firms on per-service fees at mid-teens-to-low-20s percent EBITDA (earnings before interest, taxes, depreciation, and amortization) margins; exchanges on transaction and clearing fees; and regulated utilities on rate base × allowed return on equity (ROE) — roughly 9.5–9.7% for U.S. electric utilities in 2024–25, where a commission converts prudent capital spending into shareholder return.[15] Federal contractors work under the Federal Acquisition Regulation (FAR) contract types that split cost risk with the government, and federal grantees under the Uniform Guidance (2 CFR 200).[32][33] Regulated-utility rate-base math applies to 92613 but not to the rest of the group — do not force it onto transportation or licensing economics.


6. Demand drivers

"Demand" here means workload for the agencies and dollars for their private proxies. The group's common drivers are the government budget cycle (appropriations, continuing resolutions, and the roughly five-year transportation reauthorization), digitization of paper- and mainframe-era systems, and new areas to regulate. Beyond that, each child has its own engine:

  • 92612 — Transportation: federal infrastructure funding (the ~$1.2 trillion 2021 law), aging assets and safety incidents, licensing/freight volume, and the electric-vehicle transition eroding the fuel-tax base.[13][14]
  • 92613 — Utilities: the AI/data-center load surge (U.S. data-center electricity use roughly tripled to ~176 TWh over 2014–2023, headed for 325–580 TWh by 2028), electrification, and a record utility capital super-cycle driving rate-case volume.[16][15]
  • 92615 — Licensing: the long expansion of occupational licensing and wholly new regulated sectors (cannabis, sports betting, crypto/money transmission), against a bipartisan deregulation countercurrent.[19]
  • 92611 / 92614 — Economic programs & ag: industrial policy and interstate competition for investment; and, for agriculture, trade volume, biosecurity/traceability, and Farm Bill cycles.[17]

Across the whole group, the underlying need is close to recession-proof — governments do not stop regulating in a downturn — so the demand base is durable but budget-gated.


7. Regulation

Uniquely, in NAICS 9261 the establishments are the regulators — so "regulation" has two faces. The agencies themselves are bounded by authorizing statutes, appropriations, state and federal Administrative Procedure Acts, and oversight, with statistical agencies carrying extra independence and confidentiality protections. The private proxies are governed by the frameworks each agency administers: the FAR and Uniform Guidance for federal contractors and grantees; environmental review and Buy-America rules for transportation work; FERC/FCC/NRC jurisdiction and state utility-commission rate-setting for utilities; the Commodity Exchange Act for CFTC-supervised markets; and antitrust supervision of self-interested licensing boards after North Carolina State Board of Dental Examiners v. FTC (2015), which stripped antitrust immunity from boards of active market participants absent active state supervision.[20][32][33] The recurring investor question is the federal–state split and appointment cycle — most utility commissioners are appointed but 11 states elect them, and federal commissioners turn over with the political cycle, making regulatory outcomes swing with who holds the seats.[10]


8. Consolidation

Government agencies do not compete or merge — each holds a legal monopoly within its jurisdiction. All the consolidation happens in the private layers, and it is brisk:

  • Federal services/consulting (92611, 92615): Bain Capital bought Guidehouse for ~$5.3 billion (2023); Carlyle took ManTech private near ~$4.2 billion (2022); Amentum's 2024 combination with Jacobs' government units created a large listed platform.[28][29][30]
  • Utilities (92613): Brookfield agreed to a ~$6 billion, 19.7% stake in Duke Energy Florida; American Water and Essential Utilities announced an all-stock water/wastewater merger; a Global Infrastructure Partners/EQT consortium agreed to acquire AES at ~$33.4 billion including debt (all 2025).[31]
  • Transportation, licensing, ag proxies: engineering firms have rolled up for a decade to win infrastructure mega-projects; tolling technology is an oligopoly (Verra Mobility, Conduent); govtech and testing/inspection/certification are serial-acquisition markets; and the four largest beef packers already handle ~85% of steer/heifer slaughter.[25]

The takeaway: private-equity and strategic buyers keep concentrating the service and regulated-asset layers even though the regulator itself never changes hands.


9. Risks

The group's shared risks are appropriations and policy risk (budget cuts, continuing resolutions, shutdowns that stall contractor backlogs), procurement and execution risk (recompetes, price pressure, fixed-price overruns), and basis/measurement risk — most public proxies are diversified, so a company with heavy government revenue may have little exposure to any one of these functions; isolate the real segment before drawing conclusions. Child-specific risks add texture: a structural funding gap in transportation (a flat fuel tax plus EV erosion); adverse rate outcomes and regulatory lag for utilities (the number-one risk for that child, partly offset because the same power that caps returns also guarantees them); the deregulation headwind to licensing volume; under-resourcing versus market size for the CFTC; and, across the board, data-opacity risk — because standard Census business statistics ignore Sector 92, anyone sizing this group from commercial datasets will misjudge it, and the honest gauges are QCEW, agency budgets, and fee collections.[2][12][19]


10. How to invest & outlook

You cannot own NAICS 9261 — you own what it serves or gates. The routes, ranked roughly by the size of the listed opportunity:

  • Regulated utilities and infrastructure (92613, 92612): lower-beta, dividend-paying utilities and toll/airport owners; utility and municipal revenue bonds for income; and private infrastructure, energy-transition, and public-private-partnership (P3) funds for the long-dated, inflation-linked cash flows public markets can't fully replicate.
  • Market infrastructure (92614): the CME/ICE exchange duopoly for fee income that rises with regulated trading; ag merchants/processors and commodity ETFs for the underlying markets; private commodity houses and co-ops (Cargill, CHS) off-market.
  • Govtech, consulting, and inspection (92611, 92615): administrative and licensing software (Tyler), program operations (Maximus), federal consulting (Booz Allen, Leidos, ICF), credentialing (Pearson VUE), and testing/inspection/certification (SGS, Intertek, UL Solutions) — plus the private-equity and venture route into the same names and into SBA-linked credit and place-based tax funds.

In every case, underwrite the government-revenue mix, backlog quality, contract type, recompete schedule, and the regulatory permission itself (accreditation, designation renewals) as carefully as the financials.

Outlook. The group as a whole is structurally durable and financially indirect: the need for economic administration, transportation safety, utility oversight, market policing, and business licensing is about as recession-proof as demand gets, but the returns accrue to the private companies and assets around it. The near-term shape favors the two smallest-headcount children — the utility capital super-cycle and AI-driven load growth make 92613 the most dynamic regulatory arena, while 92612 rides infrastructure spending — with 92611 and 92615 offering steadier, compounding, contract-driven govtech exposure and 92614's exchanges compounding on rising trading volume. The main counterforce everywhere is policy volatility: this is government administration, and it will never become a standalone investable sector. For the company-level detail, read the five child primers (92611–92615).


Sources

  1. U.S. Census Bureau, 2022 NAICS Manual — Sector 92 (Public Administration) and industry group 9261 definitions and cross-references. https://www.census.gov/naics/reference_files_tools/2022_NAICS_Manual.pdf
  2. U.S. Census Bureau, "Economic Census / County Business Patterns — Understanding NAICS" (Sector 92, Public Administration, excluded from standard business statistics). https://www.census.gov/programs-surveys/economic-census/year/2022/guidance/understanding-naics.html
  3. U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages (QCEW), 2024 annual averages, NAICS 926120 (transportation), national by ownership. https://data.bls.gov/cew/data/api/2024/a/industry/926120.csv
  4. U.S. Bureau of Labor Statistics, QCEW, 2024 annual averages, NAICS 926150 (misc. commercial), national by ownership; program overview. https://data.bls.gov/cew/data/api/2024/a/industry/926150.csv · https://www.bls.gov/cew/overview.htm
  5. U.S. Bureau of Labor Statistics, QCEW, 2024 annual averages, NAICS 926110 (general economic programs), national by ownership. https://data.bls.gov/cew/data/api/2024/a/industry/926110.csv
  6. U.S. Bureau of Labor Statistics, "QCEW — Overview" (coverage >95% of U.S. jobs; a count of insured employers, not program spending; excludes proprietors). https://www.bls.gov/cew/overview.htm
  7. S&P Global Commodity Insights, "FERC plans 2025 budget amid staffing concerns, federal workforce cuts," 2025 (~1,560–1,580 FTE; ~$500–530M; full cost recovery). https://www.spglobal.com/commodity-insights/en/news-research/latest-news/crude-oil/022825-ferc-plans-2025-budget-amid-staffing-concerns-federal-workforce-cuts
  8. Congressional Research Service, "The Federal Communications Commission: Structure, Operations, and Budget" (R45699; 100% fee funding since 2009). https://www.congress.gov/crs-product/R45699
  9. Wikipedia, "Nuclear Regulatory Commission" (~2,947 employees, Sept. 2024; budget/FTE). https://en.wikipedia.org/wiki/Nuclear_Regulatory_Commission
  10. S&P Global Market Intelligence, "US utility commissioners: Who they are and how they impact regulation" (54 commissions, 216 seats; 11 states elect commissioners), 2024. https://www.spglobal.com/market-intelligence/en/news-insights/research/us-utility-commissioners-who-they-are-and-how-they-impact-regulation
  11. USAFacts, "What does the Agricultural Marketing Service (AMS) do?" (FY2024 spending ~$3.07B; ~4,517 employees, Sept. 2024), 2025. https://usafacts.org/explainers/what-does-the-us-government-do/subagency/agricultural-marketing-service/
  12. Commodity Futures Trading Commission, "FY2025 President's Budget" (~$399.0M, 725 FTE), 2024. https://www.cftc.gov/sites/default/files/CFTC%20FY%202025%20President's%20Budget_Final_for%20Posting.pdf
  13. Federal Highway Administration, "Infrastructure Investment and Jobs Act" (~$1.2T law; federal highway programs). https://highways.dot.gov/infrastructure-investment-and-jobs-act
  14. Tax Policy Center, "What is the Highway Trust Fund, and how is it financed?" (federal fuel excise, unchanged since 1993). https://taxpolicycenter.org/briefing-book/what-highway-trust-fund-and-how-it-financed
  15. S&P Global Market Intelligence, "US utility capex forecast nudges higher…" (~$215B in 2025 vs ~$173B in 2024); "Underearning spread widens…" (authorized electric ROE ~9.5–9.7%, 2024–25), 2025. https://www.spglobal.com/market-intelligence/en/news-insights/research/2025/10/us-utility-capex-forecast-nudges-higher-on-increased-generation-spending-plans
  16. U.S. Department of Energy, "DOE Releases New Report Evaluating Increase in Electricity Demand from Data Centers" (58→176 TWh 2014–2023; 325–580 TWh by 2028), 2024. https://www.energy.gov/articles/doe-releases-new-report-evaluating-increase-electricity-demand-data-centers
  17. W.E. Upjohn Institute for Employment Research, Timothy J. Bartik, "Business Incentives / Making Sense of Incentives" (~$50–60B/yr in state & local incentives). https://www.upjohn.org/business-incentives
  18. U.S. Small Business Administration, "7(a) & 504 Activity Reports: FY2024 Year End" and SBIC program FY2024 data. https://data.sba.gov/en/dataset/7-a-504-activity-reports-fy2024-year-end
  19. Brookings Institution, "Nearly 30 percent of workers in the U.S. need a license to perform their job," and BLS Current Population Survey, "Certification and licensing status of the employed," 2024. https://www.brookings.edu/articles/nearly-30-percent-of-workers-in-the-u-s-need-a-license-to-perform-their-job-it-is-time-to-examine-occupational-licensing-practices/
  20. Supreme Court of the United States, North Carolina State Board of Dental Examiners v. Federal Trade Commission, 574 U.S. 494 (2015). https://www.supremecourt.gov/opinions/14pdf/13-534_19m2.pdf
  21. Tyler Technologies, Inc., Annual Report on Form 10-K, FY2025. https://www.sec.gov/Archives/edgar/data/860731/000086073126000016/tyl-20251231.htm
  22. Maximus, Inc., Annual Report on Form 10-K, FY2025. https://www.sec.gov/Archives/edgar/data/1032220/000103222026000014/mms-20251231.htm
  23. Booz Allen Hamilton Holding Corp., Annual Report on Form 10-K (~98% U.S. government revenue). https://www.sec.gov/Archives/edgar/data/1443646/000162828026037521/bah-20260331.htm
  24. AECOM, Form 10-K / Annual Report FY2024; American Water, "American Water and Essential Utilities to Merge…" (Oct. 2025). https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000868857&type=10-K
  25. Verra Mobility Corp., FY2024 results and Form 10-K, 2025; USDA Economic Research Service, "Concentration in U.S. Meatpacking Industry…" (top-4 beef packers ~85% of slaughter, 2019). https://www.sec.gov/Archives/edgar/data/1677703/000167770326000024/cndt-20251231.htm
  26. CME Group, "All-Time Record Annual Revenue for 2024"; Intercontinental Exchange, "ICE Reports Strong Full Year 2024 Results." https://www.cmegroup.com/trading/agricultural/commodity-index.html · https://www.ice.com/products/Futures-Options/Agriculture
  27. Congressional Research Service, "Department of Transportation Funding: FY2021–FY2026," R48596, 2025. https://www.congress.gov/crs-product/R48596
  28. Guidehouse, "Guidehouse Completes Transaction with Bain Capital" (~$5.3B), 2023. https://guidehouse.com/news/corporate-news/2023/guidehouse-completes-transaction-with-bain-capital
  29. The Carlyle Group, "Carlyle to Acquire ManTech" (~$4.2B), 2022. https://www.carlyle.com/media-room/news-release-archive/carlyle-acquire-mantech
  30. Amentum, "Amentum Completes Combination with Jacobs' Critical Mission Solutions and Cyber and Intelligence Units," 2024. https://ir.amentum.com/news/news-details/2024/Amentum-Completes-Transformational-Combination-with-Jacobs-Critical-Mission-Solutions-and-Cyber-and-Intelligence-Units/default.aspx
  31. Duke Energy, "Duke Energy partners with Brookfield…" ($6B, 19.7% of Duke Energy Florida, Aug. 2025); Global Infrastructure Partners, "Consortium Led by GIP and EQT Agrees to Acquire AES" (~$33.4B EV); American Water–Essential all-stock merger (Oct. 2025). https://investors.duke-energy.com/news/news-details/2025/ · https://www.global-infra.com/news/consortium-led-by-global-infrastructure-partners-and-eqt-agrees-to-acquire-aes/
  32. Federal Acquisition Regulation, "Part 16 — Types of Contracts." https://www.acquisition.gov/far/part-16
  33. Electronic Code of Federal Regulations, "Title 2, Part 200 — Uniform Administrative Requirements, Cost Principles, and Audit Requirements for Federal Awards." https://www.ecfr.gov/current/title-2/subtitle-A/chapter-II/part-200