2004-2009 Occupation Codes (OCC)

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This page presents the occupational classification system recorded in OCC from 2004-2009 that was informed by the 2000 Standard Occupational Classification. The page shows each occupation category and its corresponding OCC code. In addition to these contemporary systems, IPUMS NHIS codes all survey years into the 1995 revised Standard Occupational Classification scheme, recording them in the variable OCC1995.

Occupation Categories

Code Occupation Title
Not in Universe
00 Not in universe
Management Occupations
01 Chief executives, general and operative managers, and legislators
02 Advertising, marketing, promotions, public relations, and sales managers
03 Operations specialties managers
04 Other management occupations
Business and Financial Operations Occupations
05 Business operations specialists
06 Financial specialists
Computer and Mathematical Occupations
07 Computer specialists
08 Mathematical science occupations
Architecture and Engineering Occupations
09 Architects, surveyors, and cartographers
10 Engineers
11 Drafters, engineering, and mapping technicians
Life, Physical, and Social Science Occupations
12 Life scientists
13 Physical scientists
14 Social scientists and related workers
15 Life, physical, and social science technicians
Community and Social Service Occupations
16 Counselors, social workers, and other community and social service specialists
17 Religious workers
Legal Occupations
18 Lawyers, judges, and related workers
19 Legal support workers
Education, Training, and Library Occupations
20 Postsecondary teachers
21 Primary, secondary, and special education school teachers
22 Other teachers and instructors
23 Librarians, curators, and archivists
24 Other education, training, and library occupations
Arts, Design, Entertainment, Sports, and Media Occupations
25 Arts and design workers
26 Entertainers and performers, sports and related workers
27 Media and communication workers
28 Media and communication equipment workers
Healthcare Practitioners and Technical Occupations
29 Health diagnosing and treating practitioners
30 Health technologists and technicians
31 Other healthcare practitioners and technical occupations
Healthcare Support Occupations
32 Nursing, psychiatric, and home health aides
33 Occupational and physical therapist assistants and aides
34 Other healthcare support occupations
Protective Service Occupations
35 First-line supervisors/managers, protective service workers
36 Firefighting and prevention workers
37 Law enforcement workers
38 Other protective service workers
Food Preparation and Serving Related Occupations
39 Supervisors, food preparation, and serving workers
40 Cooks and food preparation workers
41 Food and beverage serving workers
42 Other food preparation and serving related workers
Building and Grounds Cleaning and Maintenance Occupations
43 Supervisors, building and grounds cleaning and maintenance workers
44 Building cleaning and pest control workers
45 Grounds maintenance workers
Personal Care and Service Occupations
46 Supervisors, personal care and service workers
47 Animal care and service workers
48 Entertainment attendants and related workers
49 Funeral service workers
50 Personal appearance workers
51 Transportation, tourism, and lodging attendants
52 Other personal care and related workers
Sales and Related Occupations
53 Supervisors, sales workers
54 Retail sales workers
55 Sale representative, services
56 Sale representative, wholesale and manufacturing
57 Other sales and related workers
Office and Administrative Support Occupations
58 Supervisors, office and administrative workers
59 Communications equipment operators
60 Financial clerks
61 Information and record clerks
62 Material recording, scheduling, dispatching, and distributing workers
63 Secretaries and administrative assistants
64 Other office and administrative support workers
Farming, Fishing, and Forestry Occupations
65 Supervisors, farming, fishing, and forestry workers
66 Agricultural workers
67 Fishing and hunting workers
68 Forest, conservation, and logging workers
Construction and Extraction Occupations
69 Supervisors, construction and extraction workers
70 Construction trades workers
71 Helpers, construction trades
72 Other construction and related workers
73 Extraction workers
Installation, Maintenance, and Repair Occupations
74 Supervisors of installation, maintenance, and repair workers
75 Electrical and electronic equipment mechanics, installers, and repairers
76 Vehicle and mobile equipment mechanics, installers, and repairers
77 Other installation, maintenance, and repair occupations
Production Occupations
78 Supervisors, production workers
79 Assemblers and fabricators
80 Food processing workers
81 Metal workers and plastic workers
82 Printing workers
83 Textile, apparel, and furnishing workers
84 Woodworkers
85 Plant and system operators
86 Other production occupations
Transportation and Material Moving Occupations
87 Supervisors, transportation and material moving workers
88 Air transportation workers
89 Motor vehicle operators
90 Rail transportation workers
91 Water transportation workers
92 Other transportation workers
93 Material moving workers
94 Military
Unknown Occupation
97 Refused, classified, etc.
98 Not ascertained
99 Don't know

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