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The Institute of Internal Auditors North AmericaBreadcrumb SeparatorMembershipBreadcrumb SeparatorJob and Industry Codes

Job and Industry Codes

Please refer to the links below to select the job and/or industry code that best matches you. If you have any questions about job or industry codes, please contact Customer Relations at +1-407-937-1111 or

Job Codes

Select the position that best describes your role and function (not necessarily your exact title) in your organization.

Code Job Title
110 Director, Environmental Auditing
120 Manager, Environmental Auditing
130 Supervisor, Environmental Auditing
140 Staff, Environmental Auditing
200 Chief Audit Executive
210 Director of Auditing
220 Auditing Manager
230 Auditing Staff
245 IT Auditing Directory
250 IT Auditing Manager
260 IT Auditing Staff
275 Audit Services Contractor
280 External Public Accountant
300 Corporate Management
310 Educator
320 Student
330 Retired
340 Audit Comittee Member
350 Management Consultant
360 Other

Industry Group ID and Codes

The IIA now uses the North American Industrial Classification System (NAICS), down to the three-digit level, for industry identification.

First select your two-digit Industry Group ID, then select the three-digit code that best reflects your industry.

For information on mapping the previous IIA code structure to the NAICS codes, view the  IIA to NAICS Code Mapping  document.

IIA NAICS Code Mapping

For more information on NAICS or to view the entire NAICS structure to the six-digit level, please visit the US Census Bureau website.

NAICS Industry Group IDs
11   Agriculture, Forestry, Fishing and Hunting
​21   Mining, Quarrying, and Oil and Gas Extraction
​22   Utilities
​23   Construction
​31-33   Manufacturing
​42   Wholesale Trade
​44-45   Retail Trade
​48-49   Transportation and Warehousing
​51   Information
​52   Finance and Insurance (Note: Includes Commercial Banking)
​53   Real Estate and Rental and Leasing
​54   Professional, Scientific, and Technical Services
​55   Management of Companies and Enterprises
​56   Administrative and Support and Waste Management and Remediation Services
​61   Educational Services
​62   Health Care and Social Assistance
​71   Arts, Entertainment, and Recreation
​72   Accommodation and Food Services
​81   Other Services (except Public Administration)
​92   Public Administration

NAICS Industry Codes
111   Crop Production
112   Animal Production and Aquaculture
113   Forestry and Logging
114   Fishing, Hunting and Trapping
115   Support Activities for Agriculture and Forestry
211   Oil and Gas Extraction
212   Mining (except Oil and Gas)
213   Support Activities for Mining
221   Utilities
236   Construction of Buildings
237   Heavy and Civil Engineering Construction
238   Specialty Trade Contractors
311   Food Manufacturing
312   Beverage and Tobacco Product Manufacturing
313   Textile Mills
314   Textile Product Mills
315   Apparel Manufacturing
316   Leather and Allied Product Manufacturing
321   Wood Product Manufacturing
322   Paper Manufacturing
323   Printing and Related Support Activities
324   Petroleum and Coal Products Manufacturing
325   Chemical Manufacturing
326   Plastics and Rubber Products Manufacturing
327   Nonmetallic Mineral Product Manufacturing
331   Primary Metal Manufacturing
333   Machinery Manufacturing
334   Computer and Electronic Product Manufacturing
335   Electrical Equipment, Appliance, and Component Manufacturing
336   Transportation Equipment Manufacturing
337   Furniture and Related Product Manufacturing
339   Miscellaneous Manufacturing
423   Merchant Wholesalers, Durable Goods
424   Merchant Wholesalers, Nondurable Goods
425   Wholesale Electronic Markets and Agents and Brokers
441   Motor Vehicle and Parts Dealers
442   Furniture and Home Furnishings Stores
443   Electronics and Appliance Stores
444   Building Material and Garden Equipment and Supplies Dealers
445   Food and Beverage Stores
446   Health and Personal Care Stores
447   Gasoline Stations
448   Clothing and Clothing Accessories Stores
451   Sporting Goods, Hobby, Musical Instrument, and Book Stores
452   General Merchandise Stores
453   Miscellaneous Store Retailers
454   Non-store Retailers
481   Air Transportation
482   Rail Transportation
483   Water Transportation
484   Truck Transportation
485   Transit and Ground Passenger Transportation
486   Pipeline Transportation
487   Scenic and Sightseeing Transportation
488   Support Activities for Transportation
491   Postal Service
492   Couriers and Messengers
493   Warehousing and Storage
511   Publishing Industries (except Internet)
512   Motion Picture and Sound Recording Industries
515   Broadcasting (except Internet)
517   Telecommunications
518   Data Processing, Hosting, and Related Services
519   Other Information Services
521   Monetary Authorities-Central Bank
522   Credit Intermediation and Related Activities
523   Securities, Commodity Contracts, and Other Financial Investments and Related Activities
524   Insurance Carriers and Related Activities
525   Funds, Trusts, and Other Financial Vehicles
531   Real Estate
532   Rental and Leasing Services
533   Lessors of Nonfinancial Intangible Assets (except Copyrighted Works)
541   Professional, Scientific, and Technical Services
551   Management of Companies and Enterprises
561   Administrative and Support Services
562   Waste Management and Remediation Services
61     Educational Services
611   Educational Services
621   Ambulatory Health Care Services
622   Hospitals
623   Nursing and Residential Care Facilities
624   Social Assistance
711   Performing Arts, Spectator Sports, and Related Industries
712   Museums, Historical Sites, and Similar Institutions
713   Amusement, Gambling, and Recreation Industries
721   Accommodation
722   Food Services and Drinking Places
811   Repair and Maintenance
812   Personal and Laundry Services
813   Religious, Grant-making, Civic, Professional, and Similar Organizations
814   Private Households
921   Executive, Legislative, and Other General Government Support
922   Justice, Public Order, and Safety Activities
923   Administration of Human Resource Programs
924   Administration of Environmental Quality Programs
925   Administration of Housing Programs, Urban Planning, and Community Development
926   Administration of Economic Programs
927   Space Research and Technology
928   National Security and International Affairs