在加拿大职业分类定义(NOC Matrix） 中，技能水平属于C、D级（Skill Level C or D） 的职业者，加拿大新移民法不承认他们的工作经验，因而不允许他们移民。
移民法不承认的职业如下：
技能水平C级（SKILL LEVEL C)
通常是中学毕业或经特殊技能培训
（ccupations usually require secondary school and/or occupation-specific training）
第14类（Major Group 14）
文书管理类（CLERICAL OCCUPATIONS）
141 文书，普通办公技能 （ Clerical Occupations, General Office Skills）
142 办公设备操作员（Office Equipment Operators）
143 金融和保险业一般业务员（Finance and Insurance Clerks）
144 一般行政人员（Administrative Support Clerks）
145 图书馆，通信以及相关信息职员
（Library, Correspondence and Related Information Clerks）
146 邮寄和通讯分发职业人员（Mail and Message Distribution Occupations）
147 纪录，分配和时间安排职业人员（Recording, Scheduling and Distributing Occupations）
第34类（Major Group 34）
健康服务咨询顾问 ASSISTING OCCUPATIONS IN SUPPORT OF HEALTH SERVICE)
341 健康服务方面助理人员（ Assisting Occupations in Support of Health Services）
第64类（Major Group 64）
销售服务类职业（INTERMEDIATE SALES AND SERVICE OCCUPATIONS）
641 批发贸易类的营销代表（Sales Representatives, Wholesale Trade）
642 推销人员、售货员（Retail Salespersons and Sales Clerks）
643 旅游或宾馆服务人员（Occupations in Travel and Accommodation）
644 导游、娱乐场所服务人员（Tour and Recreational Guides and Casino Occupations）
645 餐饮业服务人员（Occupations in Food and Beverage Service）
646 保安（Other Occupations in Protective Service）
647 保姆、家政服务人员（Childcare and Home Support Workers）
648 其它劳务人员（Other Occupations in Personal Service）
第74类（Major Group 74）
运输、设备操作、安装、保养类职业
（INTERMEDIATE OCCUPATIONS IN TRANSPORT,EQUIPMENT OPERATION, INSTALLATION AND MAINTENANCE）
741 机动车驾驶运输人员（Motor Vehicle and Transit Drivers）
742 重型设备操作人员（Heavy Equipment Operators）
743 其它运输工具驾驶员（Other Transport Equipment Operators and Related Workers）
744 其它安装、维修、服务人员（Other Installers, Repairers and Servicers）
745 船员或相关工作人员（Longshore Workers and Material Handlers）
第84类（Major Group 84）
原材料生产、开采类职业（INTERMEDIATE OCCUPATIONS INPRIMARY INDUSTRY）
841 矿工、油田工人、钻井工人（Mine Service Workers and Operators in Oil and Gas Drilling）
842 伐木工人（Logging and Forestry Workers）
843 农民、园艺工人（Agriculture and Horticulture Workers）
844 从事渔业、狩猎方面工作的人员（Other Fishing and Trapping Occupations）
第94~95类（Major Group 94/95）
加工、生产类设备操作、改装人员
(PROCESSING AND MANUFACTURING MACHINE OPERATORS AND ASSEMBLERS）
941 金属、矿物产品加工行业机械设备操作人员及工人
（Machine Operators and Related Workers in Metal and Mineral ProductsProcessin）
942 化工、塑料、橡胶行业机械设备操作人员及相关工人
（Machine Operators and Related Workers in Chemical, Plastic and Rubber Processing）
943 造纸、木材加工行业机械设备操作人员及相关工人
（Machine Operators and Related Workers in Pulp and Paper Productionand Wood Processing ）
944纺织行业机械设备操作人员及相关工人
（ Machine Operators and Related Workers in Textile Processing）
945 纤维、皮革生产加工行业机械设备操作人员及相关工人
（Machine Operators and Related Workers in Fabric, Fur and LeatherProducts Manufacturing）
946 烟草、食品饮料加工行业机械设备操作人员及相关工人
（ Machine Operators and Related Workers in Food, Beverage andTobacco Processing）
947 印刷行业机械设备操作人员及相关工人
（Printing Machine Operators and Related Occupations）
948 机械、电力、电子行业改装人员（Mechanical, Electrical and Electronics Assemblers）
949 其它相关行业改装人员（Other Assembly and Related Occupations）
951 机器、金属、木材及相关行业机械设备操作员
（Machining, Metalworking, Woodworking and Related Machine Operators）
技能水平D级（SKILL LEVEL D）
在职即可培训类职业（On-the-job training is usually provided for occupations）
第66类（Major Group 66）
销售、服务行业人员（ELEMENTAL SALES AND SERVICE OCCUPATIONS）
661 出纳员（Cashiers）
662 销售及相关职业（Other Sales and Related Occupations）
664 帮厨（Food Counter Attendants, Kitchen Helpers）
第76类（Major Group 76）
贸易、建筑工人（TRADES HELPERS, CONSTRUCTION LABOURERS AND RELATED OCCUPATIONS）
761 贸易、建筑行业工人（Trades Helpers and Labourers）
762 公共设施建筑工人（Public Works and Other Labourers, n.e.c.）
第86类（Major Group 86）
第一产业工人（LABOURERS IN PRIMARY INDUSTRY）
861 第一产业工人（Primary Production Labourers）
第96类（Major Group 96）
加工、生产及应用行业劳动者（LABOURERS IN PROCESSING, MANUFACTURING AND UTILITIES）
961 加工、生产及应用行业劳动者（Labourers in Processing, Manufacturing and Utilities）
新移民法承认的职业
只有在NOC Matrix 中，属于Skill Type 0，或属于Skill Level A 或 B 之职业者，加拿大新移民法才承认他们的工作经验，继而可以允许他们移民。
移民法所承认的职业如下：
SKILL TYPE
0
Major Group 00
SENIOR MANAGEMENT OCCUPATIONS
001 Legislators and Senior Management
011 Administrative Services Managers
012 Managers in Financial and Business Services
013 Managers in Communication (Except Broadcasting)
021 Managers in Engineering, Architecture,Science and Information Systems
031 Managers in Health, Education, Social and Community Services
041 Managers in Public Administration
051 Managers in Art, Culture, Recreation and Sport
061 Sales, Marketing and Advertising Managers
062 Managers in Retail Trade
063 Managers in Food Service and Accommodation
064 Managers in Protective Service
065 Managers in Other Services
071 Managers in Construction and Transportation
072 Facility Operation and Maintenance Managers
081 Managers in Primary Production (Except Agriculture)
091 Managers in Manufacturing and Utilities
SKILL LEVEL
A
Occupations usually require university education.
Major Group 11
PROFESSIONAL OCCUPATIONS IN BUSINESS AND FINANCE
111 Auditors, Accountants and Investment Professionals
112 Human Resources and Business Service Professionals
Major Group 21
PROFESSIONAL OCCUPATIONS IN NATURAL AND APPLIED SCIENCES
211 Physical Science Professionals
212 Life Science Professionals
213 Civil, Mechanical, Electrical and Chemical Engineers
214 Other Engineers
215 Architects, Urban Planners and Land Surveyors
216 Mathematicians, Statisticians and Actuaries
217 Computer and Information Systems Professionals
Major Group 31
PROFESSIONAL OCCUPATIONS IN HEALTH
311 Physicians, Dentists and Veterinarians
312 Optometrists, Chiropractors and Other Health Diagnosing and Treating Professionals
313 Pharmacists, Dietitians and Nutritionists
314 Therapy and Assessment Professionals
315 Nurse Supervisors and Registered Nurses
Major Group 41
PROFESSIONAL OCCUPATIONS IN SOCIAL SCIENCE, EDUCATION,
GOVERNMENT SERVICES AND RELIGION
411 Judges, Lawyers and Quebec Notaries
412 University Professors and Assistants
413 College and Other Vocational Instructors
414 Secondary and Elementary School
Teachers and Educational Counsellors
415 Psychologists, Social Workers, Counsellors, Clergy and Probation Officers
416 Policy and Program Officers, Researchers and Consultants
Major Group 51
PROFESSIONAL OCCUPATIONS IN ART AND CULTURE
511 Librarians, Archivists, Conservators and Curators
512 Writing, Translating and Public Relations Professionals
513 Creative and Performing Artists
SKILL LEVEL
B
Occupations usually require college education or apprenticeship training.
Major Group 12
SKILLED ADMINISTRATIVE AND BUSINESS OCCUPATIONS
121 Clerical Supervisors
122 Administrative and Regulatory Occupations
123 Finance and Insurance Administrative Occupations
124 Secretaries, Recorders and Transcriptionists
Major Group 22
TECHNICAL OCCUPATIONS RELATED TO NATURAL AND APPLIED SCIENCES
221 Technical Occupations in Physical Sciences
222 Technical Occupations in Life Sciences
223 Technical Occupations in Civil, Mechanical and Industrial Engineering
224 Technical Occupations in Electronics and Electrical Engineering
225 Technical Occupations in Architecture, Drafting, Surveying and Mapping
226 Other Technical Inspectors and Regulatory Officers
227 Transportation Officers and Controllers
228 Technical Occupations in Computer and Information Systems
Major Group 32
TECHNICAL AND SKILLED OCCUPATIONS IN HEALTH
321 Medical Technologists and Technicians (Except Dental Health)
322 Technical Occupations in Dental Health Care
323 Other Technical Occupations in Health Care (Except Dental)
Major Group 42
PARAPROFESSIONAL OCCUPATIONS IN LAW, SOCIAL SERVICES, EDUCATION AND RELIGION
421 Paralegals, Social Services Workers and Occupations in Education and Religion, n.e.c.
Major Group 52
TECHNICAL AND SKILLED OCCUPATIONS IN ART, CULTURE, RECREATION AND SPORT
521 Technical Occupations in Libraries, Archives, Museums and Art Galleries
522 Photographers, Graphic Arts Technicians and Technical and Co-ordinating Occupations in
Motion Pictures, Broadcasting and the Performing Arts
523 Announcers and Other Performers
524 Creative Designers and Craftpersons
525 Athletes, Coaches, Referees and Related Occupations
Major Group 62
SKILLED SALES AND SERVICE OCCUPATIONS
621 Sales and Service Supervisors
622 Technical Sales Specialists, Wholesale Trade
623 Insurance and Real Estate Sales Occupations and Buyers
624 Chefs and Cooks
625 Butchers and Bakers
626 Police Officers and Firefighters
627 Technical Occupations in Personal Service
Major Group 72/73
TRADES AND SKILLED TRANSPORT AND EQUIPMENT OPERATORS
721 Contractors and Supervisors, Trades and Related Workers
722 Supervisors, Railway and Motor Transportation Occupations
723 Machinists and Related Occupations
724 Electrical Trades and Telecommunication Occupations
725 Plumbers, Pipefitters and Gas Fitters
726 Metal Forming, Shaping and Erecting Trades
727 Carpenters and Cabinetmakers
728 Masonry and Plastering Trades
729 Other Construction Trades
731 Machinery and Transportation Equipment Mechanics (Except Motor Vehicle)
732 Automotive Service Technicians
733 Other Mechanics
734 Upholsterers, Tailors, Shoe Repairers, Jewellers and Related Occupations
735 Stationary Engineers and Power Station and System Operators
736 Train Crew Operating Occupations
737 Crane Operators, Drillers and Blasters
738 Printing Press Operators, Commercial Divers and Other Trades and Related Occupations, n.e.c.
Major Group 82
SKILLED OCCUPATIONS IN PRIMARY INDUSTRY
821 Supervisors, Logging and Forestry
822 Supervisors, Mining, Oil and Gas
823 Underground Miners, Oil and Gas Drillers and Related Workers
824 Logging Machinery Operators
825 Contractors, Operators and Supervisors in Agriculture, Horticulture and Aquaculture
826 Fishing Vessel Masters and Skippers and Fishermen/women
Major Group 92
PROCESSING, MANUFACTURING AND UTILITIES SUPERVISORS AND SKILLED OPERATORS
921 Supervisors, Processing Occupations
922 Supervisors, Assembly and Fabrication
923 Central Control and Process Operators in Manufacturing and Processing
