NAICS Code 811111: General Automotive Repair
National industry
SBA small business size standard: $9 million in average annual receipts
Definition
This U.S. industry comprises establishments primarily engaged in providing (1) a wide range of mechanical and electrical repair and maintenance services for automotive vehicles, such as passenger cars, trucks, and vans, and all trailers or (2) engine repair and replacement.
Government contracts for this service: PSC J023 Ground Effect Vehicles, Motor Vehicles, Trailers, and Cycles Maintenance and Repair
Code facts
- Part of
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81
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811
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8111
- 81111
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8111
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811
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81
- Contract awards
- 573 In the last 12 months
- Contract obligations
- $465,133,407 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 811111
- Automotive engine repair and replacement shops
- Automotive repair and replacement shops, general
- Car repair shops, general
- Engine repair and replacement shops, automotive
- Garages, general automotive repair (except gasoline service stations)
- General automotive repair shops
- Truck repair shops, general
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $1,636,850 |
| FY2026 | $223,873,625 |
| FY2025 | $465,133,407 |
| FY2024 | $493,146,963 |
| FY2023 | $450,522,378 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | General Dynamics Land Systems Inc. | $101,917,161 | |
| 2 | Amentum Services, Inc. | $61,514,712 | |
| 3 | Merchants Automotive Group, LLC | $12,585,154 | |
| 4 | Triarii International Consulting Group LLC | $5,479,888 | |
| 5 | International Service Contractors LLC | $5,352,623 | |
| 6 | Maginot Support Services Inc. | $3,230,858 | |
| 7 | Fire Creek Company | $2,941,311 | |
| 8 | Skookum Educational Programs | $2,332,824 | |
| 9 | Quigley Motor Company, Incorporated | $2,172,138 | |
| 10 | Shenandoah Fleet Maintenance And Management, LLC | $2,128,314 |
See the full FY2025 ranking of NAICS 811111 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Army | $176,992,967 | |
| 2 | Department of Justice | $15,273,006 | |
| 3 | Department of Agriculture | $7,544,393 | |
| 4 | Department of State | $6,330,557 | |
| 5 | Air Force | $5,735,034 | |
| 6 | Department of Homeland Security | $5,305,014 | |
| 7 | General Services Administration | $2,524,811 | |
| 8 | Department of the Navy | $2,232,565 | |
| 9 | Department of Health and Human Services | $1,277,407 | |
| 10 | Department of the Interior | $1,171,899 |
Top PSC codes by obligations
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Michigan | $96,916,286 | |
| 2 | Texas | $35,861,693 | |
| 3 | New Hampshire | $12,534,016 | |
| 4 | District of Columbia | $4,812,471 | |
| 5 | Virginia | $3,818,522 | |
| 6 | Washington | $3,432,036 | |
| 7 | California | $2,964,902 | |
| 8 | Maryland | $2,816,901 | |
| 9 | Florida | $2,334,723 | |
| 10 | Oregon | $2,107,322 | |
| 11 | Georgia | $1,645,742 | |
| 12 | Pennsylvania | $1,578,651 | |
| 13 | Arizona | $829,827 | |
| 14 | New Mexico | $667,824 | |
| 15 | Louisiana | $642,803 | |
| 16 | Utah | $603,598 | |
| 17 | North Carolina | $571,692 | |
| 18 | Colorado | $467,831 | |
| 19 | Idaho | $404,659 | |
| 20 | Montana | $404,143 | |
| 21 | Alaska | $389,462 | |
| 22 | Nevada | $340,786 | |
| 23 | North Dakota | $248,781 | |
| 24 | Oklahoma | $163,746 | |
| 25 | Ohio | $155,946 | |
| 26 | Wyoming | $147,590 | |
| 27 | Hawaii | $145,831 | |
| 28 | Nebraska | $134,291 | |
| 29 | New York | $125,687 | |
| 30 | South Dakota | $87,585 | |
| 31 | Minnesota | $65,726 | |
| 32 | Puerto Rico | $51,855 | |
| 33 | West Virginia | $41,234 | |
| 34 | Maine | $28,628 | |
| 35 | Mississippi | $27,291 | |
| 36 | Guam | $26,400 | |
| 37 | South Carolina | $25,352 | |
| 38 | Arkansas | $7,919 | |
| 39 | Iowa | $7,128 | |
| 40 | Wisconsin | $2,807 | |
| 41 | Delaware | $1,655 |
Show all 41
Shares are of everything obligated under NAICS 811111 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 2,525 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
Proposed size standard changes
| Proposed rule | Published | Comments |
|---|---|---|
| Small Business Size Standards: Monetary-Based Industry Size Standards | Closed Oct 21, 2025No final rule found |
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 811111?
NAICS 811111 is General Automotive Repair, a national industry in NAICS 81, Other Services (except Public Administration).
What is the NAICS code for general automotive repair shops?
The NAICS code for general automotive repair shops is 811111, General Automotive Repair.
What is the NAICS code for automotive engine repair and replacement shops?
The NAICS code for automotive engine repair and replacement shops is 811111, General Automotive Repair.
What is the NAICS code for car repair shops, general?
The NAICS code for car repair shops, general is 811111, General Automotive Repair.
When did the size standard for NAICS 811111 last change?
The most recent Federal Register rule on record that names NAICS 811111 in the SBA's size standards is "Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation" (87 FR 69118), published Nov 17, 2022 and effective Dec 19, 2022.
How much do federal agencies spend under NAICS 811111?
Federal contracts under NAICS 811111 obligated $465,133,407 in fiscal year 2025 and $1,634,313,224 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 811111?
The contractors with the most obligated under NAICS 811111 in fiscal years 2026 and 2027 are General Dynamics Land Systems Inc. ($101,917,161); Amentum Services, Inc. ($61,514,712); and Merchants Automotive Group, LLC ($12,585,154).
Which agencies buy the most under NAICS 811111?
The agencies that obligated the most under NAICS 811111 in fiscal years 2026 and 2027 are Department of the Army ($176,992,967), Department of Justice ($15,273,006) and Department of Agriculture ($7,544,393).
Which PSC codes are used with NAICS 811111?
The PSC codes with the most obligated under NAICS 811111 in fiscal years 2026 and 2027 are J023 Maintenance, Repair and Rebuilding of Equipment: Ground Effect Vehicles, Motor Vehicles, Trailers, and Cycles; J035 Maintenance, Repair and Rebuilding of Equipment: Service and Trade Equipment; and L023 Technical Representation Services: Ground Effect Vehicles, Motor Vehicles, Trailers, and Cycles.
Where is the work under NAICS 811111 performed?
By place of performance, the states with the most contract obligations under NAICS 811111 over the last 12 months are Michigan ($96,916,286), Texas ($35,861,693) and New Hampshire ($12,534,016).
What is the latest contract opportunity under NAICS 811111?
The latest contract opportunity under NAICS 811111 is GSA Fleet Lease Vehicle Marshalling Services - Yuma, AZ, pre-solicitation from Federal Acquisition Service, posted November 4, 2026.
On GovTribe
See everything under NAICS 811111
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