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NAICS Code· 811121

NAICS 811121: Automotive Body, Paint, and Interior Repair and Maintenance

This U.S. industry comprises establishments primarily engaged in repairing or customizing automotive vehicle and trailer bodies and interiors; and/or painting automotive vehicles and trailer bodies. Illustrative Examples: Automotive body shops Automotive body conversion services Restoration shops, antique and classic automotive Automotive paint shops Cross-References. Establishments primarily engaged in--Show more

NAICS 811121 – Automotive Body, Paint, and Interior Repair and Maintenance covers specialized services for the restoration, refinishing, and maintenance of vehicle exteriors, interiors, and structural components. This includes collision repair, dent removal, paint matching and application, upholstery restoration, glass replacement, and corrosion control, all performed to meet federal fleet standards for safety, durability, and aesthetics.

61
Active Contracts
$75.5M
Total Obligations (12mo)
316
Awarded Contracts (12mo)
202
Contractors Awarded (12mo)
3
Median Bidders per Award
+62.9%
YoY Growth

Industry Spending Overview

Federal obligations, top contractors and agencies, and related industry codes for NAICS 811121.

AI Industry Description

NAICS 811121 – Automotive Body, Paint, and Interior Repair and Maintenance covers specialized services for the restoration, refinishing, and maintenance of vehicle exteriors, interiors, and structural components. This includes collision repair, dent removal, paint matching and application, upholster...

NAICS 811121 – Automotive Body, Paint, and Interior Repair and Maintenance covers specialized services for the restoration, refinishing, and maintenance of vehicle exteriors, interiors, and structural components. This includes collision repair, dent removal, paint matching and application, upholstery restoration, glass replacement, and corrosion control, all performed to meet federal fleet standards for safety, durability, and aesthetics. In the government contracting landscape, this NAICS supports the operational readiness of agency vehicle fleets, ensuring compliance with maintenance protocols and lifecycle management requirements. Services are often delivered under long-term service contracts or through task orders issued under blanket purchase agreements, requiring certified technicians, OEM-approved materials, and environmental compliance in paint and waste disposal processes. Top contractors in this sector include Deloitte Consulting LLP, which leverages its enterprise logistics and fleet management expertise to coordinate large-scale repair networks, and Smitty’s Body Shop, LLC, a small business specializing in hands-on vehicle restoration for federal fleets. The competitive landscape is dominated by a mix of large primes with integrated supply chains and niche small businesses with certified repair capabilities, creating opportunities for both tiered subcontracting and direct contracting under small business set-asides. The Department of Defense, Department of Homeland Security, Department of Justice, and General Services Administration are the primary buyers, driven by mission-critical vehicle fleets including patrol cars, transport vans, and emergency response units. These agencies prioritize rapid turnaround, regulatory compliance, and standardized repair protocols to maintain fleet availability and officer safety. The market is characterized by steady, recurring demand tied to fleet age and usage cycles, with high opportunity density in regions with concentrated federal vehicle depots. Contractors with ISO 9001 certification, EPA-compliant paint facilities, and experience with federal vehicle specifications have a competitive edge. Trends indicate growing emphasis on data-driven maintenance scheduling and digital repair documentation to improve accountability and reduce downtime.

Small Business Size Standard

The SBA threshold that decides who can bid NAICS 811121 work as a small business.

$9.0M
Applies to the whole industry code

The SBA cap for this NAICS (13 CFR 121.201). A business at or under it can self-certify as small for work in this code, which is what makes it eligible for a small-business set-aside. The cap is set per NAICS, so the same company can be small in one code and not in another.

13 CFR 121.201, effective January 1, 2026. The SBA revises the table roughly once a year.

Top Contractors

Companies with the highest total award value under NAICS 811121, ranked by dollars won.

Competition

How many companies historically bid on federal awards in NAICS 811121, from bidder counts reported on USAspending.

Moderate Competition

Median 3-5 bidders per reported award. · 29,384 reported awards

Median Bidders

3

Per reported award, all-time

Single-Bid Awards

30%

Share of reported awards with one bidder

10+ Bidder Awards

0%

Share of reported awards with 10+ bidders

Reported Awards

29,384

96% of 30,537 total awards

Bidder Count Distribution by Fiscal Year

Share of reported awards in each bidder-count bracket per federal fiscal year.

How this code compares up the NAICS hierarchy. Parent cohorts pool every code under their prefix, so they are the steadier baseline when a 6-digit sample is thin.

Industry FamilyCompetitionMedian BiddersSingle-BidBidder MixReported Awards
811121This Code
Automotive Body, Paint, and Interior Repair and Maintenance
Moderate Competition330%
29,38496% of 30,537
81112NAICS Industry
Moderate Competition331%
29,69796% of 30,890
8111Industry Group
Automotive Repair and Maintenance
Fewer Bidders244%
66,88791% of 73,594
811Subsector
Usually Single-Bid163%
412,58489% of 463,549
81Sector
Other Services (except Public Administration)
Usually Single-Bid164%
525,62788% of 594,385

Bidder counts reported on past federal awards in this NAICS (USAspending). An open opportunity has no bidders yet, so this is the historical norm for similar work, not a fact about this solicitation. Not all awards report bidder counts, and fewer bidders often means incumbent-held work rather than an easier win. Federal reporting of bidder counts fell from ~96% of awards (FY2016) to ~30% (FY2018 onward); the chart shows shares of reported awards, and washed-out stretches mark years with fewer than 30 of them.

Related NAICS Codes

Industries similar to Automotive Body, Paint, and Interior Repair and Maintenance, by shared sector, subsector, and industry group.

Explore contracts across multiple NAICS codes Browse all NAICS Codes

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NAICS 811121 FAQ

Frequently Asked Questions

NAICS code 811121 covers Automotive Body, Paint, and Interior Repair and Maintenance. This U.S. industry comprises establishments primarily engaged in repairing or customizing automotive vehicle and trailer bodies and interiors; and/or painting automotive vehicles and trailer bodies. Illustrative Examples: Automotive body shops Automotive body conversion services Restoration shops, antique and classic automotive Automotive paint shops Cross-References. Establishments primarily engaged in--

Recently Posted in Automotive Body, Paint, and Interior Repair and Maintenance

NAICS: 811121
New
SLED
Light, Medium and Heavy Duty Vehicle Body and Repair Services
Solicitation # 120591
The Washington Suburban Sanitary Commission (WSSC) is soliciting bids for solicitation number 120591 to provide comprehensive body repair services for a diverse fleet of over 1,100 vehicles, including sedans, SUVs, vans, and various heavy-duty trucks from manufacturers such as Ford, International, and Freightliner. The scope of work covers light to heavy-duty automobiles, construction equipment, and trailers with Gross Vehicle Weight Ratings between 6,000 and 33,001 lbs. Required services include collision and general damage repair, fabrication, modification, accessory installation, and mechanical repairs to engines, transmissions, brakes, and frameworks. A critical requirement is the ability to perform Maryland Department of Transportation (MDOT) inspections for medium and heavy-duty trucks in-house, as third-party inspections are prohibited. The contract consists of a one-year base term with four optional one-year extensions. WSSC intends to make multiple awards to ensure operational flexibility, selecting a primary supplier based on the lowest responsive and responsible bid, with secondary, tertiary, and quaternary suppliers selected in order of next lowest price. To qualify, bidders must have at least three years of experience in the field, an operational facility verified by a site visit, and at least one ASE or I-CAR certified technician. Bidders must also provide a secure storage lot with a minimum six-foot fence and 24-hour lighting. Evaluation may also consider prompt payment discounts of 15 days or more and participation from Minority Business Enterprises (MBE) or Small Local Business Enterprises (SLBE). All work must adhere to OEM and industry standards, and the contract is governed by WSSC Procurement Regulations and the Mid-Atlantic Purchasing Team Intergovernmental and Cooperative Purchasing Clause.
General Services Department

POSTED

4 days ago

DEADLINE

in 22 days
View Details
NAICS: 811121
New
SLED
Transit Vehicle Decommissioning Services
Solicitation # IFB PTD26-009
Solicitation IFB PTD26-009, issued by the City of Phoenix Public Transit department on October 8, 2026, seeks a qualified contractor to provide vehicle decommissioning services. The primary objective is to remove all Public Transit Department and Valley Metro identification from vehicles to ensure they are no longer identifiable as part of the active fleet before they are sent to auction for public sale. The estimated scope of work includes the decommissioning of 180 forty-foot buses, 75 twenty-foot cutaways, and 7 twenty-four-foot cutaways, with the potential for future sixty-foot bus services. To qualify, contractors must operate out of a commercial facility equipped with a paint booth capable of accommodating a sixty-foot bus and must have been in operation for at least two years. The contract is governed by Arizona law and mandates strict adherence to OSHA, NFPA, and HMIS standards for the labeling and storage of hazardous materials, including the requirement for secondary containment. Key compliance mandates include Equal Employment Opportunity requirements, a certification against the use of forced labor of ethnic Uyghurs, and mandatory heat safety compliance effective April 1, 2026. Award decisions will be based on responsiveness and responsibility, with tie-breakers resolved via a blind drawing. Payment terms are generally net 30 days, though contractors may opt into the Single Use Account program for immediate payment. Required submittals for a responsive bid include a pricing proposal, a signed offer page, a conflict of interest and transparency form, and heat safety compliance documentation.
Public Transit

POSTED

5 days ago

DEADLINE

in 23 days
View Details

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