Skip Top Navigation
PHMSA Office of Hazardous Materials Safety
Rules and Regulations Special Permits and Approvals Training Information Publications and Reports e-hazmat Online Purchases and Payments Risk Management Enforcement  
Skip side navigation
Contacting the Information Center
Hazmat Regs (Title 49 CFR Parts 100-185)
Rulemakings and Notices
Federal Hazmat Law
PHMSA's Office of the Chief Counsel
Letters of Interpretation (Clarifications)
Current and Frequently Requested Special Permits
HMEP Grants
Incident Reports
Hazmat Transportation Security
FMCSA Hazmat Permits
FMCSA SAFER System (DOT and MC/MX numbers)
 

You Must Register

Pipeline and Hazardous Materials Safety Administration

Selected Small Business Adminstration Size Standards by NAICS Industry Codes



NOTE:   If your primary industry group does not appear below, check the SBA Internet site by clicking here for the complete listing of NAICS codes and size standards.

NAICS NAICS U.S. Industry Title Size Standards in Number of Employees OR Millions of Dollars
Sector 11 – Agriculture, Forestry, Fishing and Hunting
Subsector 115 – Support Activities for Agriculture and Forestry
115112 Soil Preparation, Planting, and Cultivating $6.5
Sector 21 – Mining, Quarrying, and Oil and Gas Extraction
Subsector 211 – Oil and Gas Extraction
211111 Crude Petroleum and Natural Gas Extraction 500
211112 Natural Gas Liquid Extraction 500
Subsector 213 - Support Activities for Mining
213112 Support Activities for Oil and Gas Operations $6.5
Sector 22 – Utilities
Subsector 221 – Utilities
221112 Fossil Fuel Electric Power Generation See Footnote 1
221122 Electric Power Distribution See Footnote 1
221210 Natural Gas Distribution 500
Sector 23 - Construction
Subsector 237 - Heavy and Civil Engineering Construction
237110 Water and Sewer Line and Related Structures Construction $31.0
237310 Highway, Street, and Bridge Construction $31.0
237990

Other Heavy and Civil Engineering Construction

 $31.0
 

Except Dredging and Surface Cleanup Activities

$18.5
Subsector 238 - Specialty Trade Contractors
238160 Roofing Contractors $13.0
238910 Site Preparation Contractors $13.0
238990 All Other Specialty Trade Contractors $13.02
Sectors 31 - 33 - Manufacturing
Subsector 322 - Paper Manufacturing
322121 Paper (except Newsprint) Mills 750
Subsector 323 - Printing and Related Support Activities
323110 Commercial Lithographic Printing 500
Subsector 324 - Petroleum and Coal Products Manufacturing
324110 Petroleum Refineries 1,500
324121 Asphalt Paving Mixture and Block Manufacturing 500
324191 Petroleum Lubricating Oil and Grease Manufacturing   500
Subsector 325 - Chemical Manufacturing
325120 Industrial Gas Manufacturing 1,000
325188 All Other Basic Inorganic Chemical Manufacturing 1,000
325193 Ethyl Alcohol Manufacturing 1,000
325199 All Other Basic Organic Chemical Manufacturing 1,000
325211 Plastics Material and Resin Manufacturing 750
325320 Pesticide and Other Agricultural Chemical Manufacturing 500
325412 Pharmaceutical Preparation Manufacturing 750
325510 Paint and Coating Manufacturing 500
325520 Adhesive Manufacturing 500
325611 Soap and Other Detergent Manufacturing 750
325612 Polish and Other Sanitation Good Manufacturing 500
325620 Toilet Preparation Manufacturing 500
325998 All Other Miscellaneous Chemical Product and Preparation Manufacturing 500
Subsector 326 – Plastics and Rubber Products Manufacturing
326199 All Other Plastics Product Manufacturing 500
Subsector 331 – Primary Metal Manufacturing
331111 Iron and Steel Mills 1,000
Subsector 332 - Fabricated Metal Product Manufacturing
332812 Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 500
332813 Electroplating, Plating, Polishing, Anodizing, and Coloring 500
332999 All Other Miscellaneous Fabricated Metal Product Manufacturing 500
Subsector 334 – Computer and Electronic Product Manufacturing
334412 Bare Printed Circuit Board Manufacturing 500
334413 Semiconductor and Related Device Manufacturing 500
Subsector 336 – Transportation Equipment Manufacturing
336399 All Other Motor Vehicle Parts Manufacturing 750
336413 Other Aircraft Part and Auxiliary Equipment Manufacturing 1,0003
336611 Ship Building and Repairing 1,000
Sector 42 - Wholesale Trade
Subsector 423 – Merchant Wholesalers, Durable Goods
423120 Motor Vehicle Supplies and New Parts Merchant Wholesalers 100
423830 Industrial Machinery and Equipment Merchant Wholesalers 100
423840 Industrial Supplies Merchant Wholesalers 100
423850 Service Establishment Equipment and Supplies Merchant Wholesalers 100
423990 Other Miscellaneous Durable Goods Merchant Wholesalers 100
Subsector 424 - Merchant Wholesalers, Nondurable Goods
424510 Grain and Field Bean Merchant Wholesalers 100
424690 Other Chemical and Allied Products Merchant Wholesalers 100
424710 Petroleum Bulk Stations and Terminals 100
424720 Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals) 100
424910 Farm Supplies Merchant Wholesalers 100
424990 Other Miscellaneous Nondurable Goods Merchant Wholesalers 100
Sectors 44 - 45 - Retail Trade
Subsector 447 - Gasoline Stations
447110 Gasoline Stations with Convenience Stores $25.0
447190 Other Gasoline Stations $8.0
Subsector 453 – Miscellaneous Store Retailers
453998 All Other Miscellaneous Store Retailers (except Tobacco Stores) $6.5
Subsector 454 - Nonstore Retailers
454311 Heating Oil Dealers $11.5
454312 Liquefied Petroleum Gas (Bottled Gas) Dealers $6.5
454319 Other Fuel Dealers $6.5
Sectors 48 - 49 - Transportation and Warehousing
Subsector 482 - Rail Transportation
482111 Line-haul Railroads 1,500
482112 Short Line Railroads 500
Subsector 483 – Water Transportation
483111 Deep Sea Freight Transportation 500
Subsector 484 - Truck Transportation
484110 General Freight Trucking, Local $23.5
484121 General Freight Trucking, Long-Distance, Truckload $23.5
484122 General Freight Trucking, Long-Distance, Less than Truckload $23.5
484220 Specialized Freight (except Used Goods) Trucking, Local $23.5
484230 Specialized Freight (except Used Goods) Trucking, Long-Distance $23.5
Subsector 486 – Pipeline Transportation
486210 Pipeline Transportation of Natural Gas $6.5
486910 Pipeline Transportation of Refined Petroleum Products 1,500
Subsector 488 - Support Activities for Transportation
488210 Support Activities for Rail Transportation $6.5
488510 Freight Transportation Arrangement $6.54
  Except Non-Vessel Owning Common Carriers and Household Goods Forwarders $23.5
Subsector 493 - Warehousing and Storage
493110 General Warehousing and Storage $23.5
493190 Other Warehousing and Storage $23.5
Sector 53 – Real Estate and Rental and Leasing
Subsector 532 – Rental and Leasing Services
532291 Home Health Equipment Rental $6.5
Sector 54 – Professional, Scientific and Technical Services
Subsector 541 – Professional, Scientific and Technical Services
541380 Testing Laboratories $11.0
541711 Research and Development in Biotechnology 5005
541712 Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology) 5005
  Except, Aircraft 1,500
  Except, Aircraft Parts, and Auxiliary Equipment, and Aircraft Engine Parts 1,000
  Except, Space Vehicles and Guided Missiles, their Propulsion Units, their Propulsion Units Parts, and their Auxiliary Equipment and Parts 1,000
Sector 56 - Administrative and Support, Waste Management and Remediation Services
Subsector 561 – Administrative and Support Services
561710 Exterminating and Pest Control Services $6.5
Subsector 562 - Waste Management and Remediation Services
562112 Hazardous Waste Collection $11.5
562211 Hazardous Waste Treatment and Disposal $11.5
562910 Remediation Services $13.0
  Except Environmental Remediation Services 500
562998 All Other Miscellaneous Waste Management Services $6.5
Sector 61 – Educational Services
Subsector 611 – Educational Services
611310 Colleges, Universities and Professional Schools $6.5
Sector 71 – Arts, Entertainment and Recreation
Subsector 713 – Amusement, Gambling and Recreation Industries
713990 All Other Amusement and Recreation Industries $6.5
Sector 81 – Other Services
Subsector 811 – Repair and Maintenance
811310 Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance $6.5
Notes: Size standards effective 3/11/08.


1 NAICS codes 221112, and 221122 – A firm is small if it is primarily engaged in the generation, transmission, and/or distribution of electric energy for sale and its total electric output for the preceding fiscal year did not exceed 4 million megawatt hours.

2 NAICS code 238990 – Building and Property Specialty Trade Services: If a procurement requires the use of multiple specialty trade contractors (i.e., plumbing, painting, plastering, carpentry, etc.), and no specialty trade accounts for 50% or more of the value of the procurement, all such specialty trade contractors activities are considered a single activity and classified as Building and Property Specialty Trade Services.

3 NAICS code 336413 – Contracts for the rebuilding or overhaul of aircraft ground support equipment on a contract basis are classified under NAICS code 336413.

4 NAICS code 488510 – As measured by total revenues, but excluding funds received in trust for an unaffiliated third party, such as bookings or sales subject to commissions. The commissions received are included as revenue.

5 NAICS code 541711 and 541712 – For research and development contracts requiring the delivery of a manufactured product, the appropriate size standard is that of the manufacturing industry.
  1. "Research and Development" means laboratory or other physical research and development. It does not include economic, educational, engineering, operations, systems, or other nonphysical research; or computer programming, data processing, commercial and/or medical laboratory testing.
  2. "Research and Development" for guided missiles and space vehicles includes evaluations and simulation, and other services requiring thorough knowledge of complete missiles and spacecraft.
Site map | Contact Privacy Notice | FOIA
PHMSA - Pipeline and Hazardous Materials Safety Administration - 2005
link to PHMSA home page Link to Hazmat home page