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Interior designers and interior decorators

OaSIS code 52121.00

Interior designers and interior decorators conceptualize and produce aesthetic, functional and safe designs for interior spaces in residential, commercial, cultural, institutional and industrial buildings.


Also known as

  • Aircraft interior designer
  • Interior decorator
  • Interior design technician
  • Interior designer
  • Kitchen designer
  • Office space planner
  • Retail space planner

Main duties

This group performs some or all of the following duties:

  • Consult with clients to determine needs, preferences, safety requirements and purpose of space
  • Develop detailed plans and 3-D models showing arrangement of walls, dividers, displays, lighting and other fixtures using computer-assisted design (CAD) software and graphics software
  • Develop plans, elevations, cross sections and detailed drawings, and advise on selection of colours, finishes and materials, floor and wall coverings, window treatments, interior and exterior lighting, furniture and other items, taking into account ergonomic and occupational health standards
  • Estimate costs and materials required and may advise on leasing, real estate and marketing
  • Prepare plans and specifications for the final interior designs in accordance with current practices and codes
  • Work in a multidisciplinary environment
  • May direct site work crews and subcontractors.

Additional information

  • Interior designers are experts in the area of interior architecture, construction materials and building codes. They may specialize in designing interiors for residential, commercial, institutional, cultural and industrial buildings and for aircraft, ships or trains, trade shows and exhibitions. Interior decorators may specialize in decorating residential or commercial interior spaces, home staging, colour consulting and home organizing.

Similar occupations classified elsewhere


  • Industrial designers (22211)
  • Graphic designers and illustrators (52120)
  • Theatre, fashion, exhibit and other creative designers (53123)
  • Painters and decorators (except interior decorators) (73112)

NOC hierarchy breakdown

NOC version

NOC 2021 Version 1.0

Broad occupational category

5 – Occupations in art, culture, recreation and sport


2 – Occupations usually require a college diploma or apprenticeship training of two or more years; or supervisory occupations

Major group

52 – Technical occupations in art, culture and sport

Sub-major group

521 – Technical occupations in art and culture

Minor group

5212 – Graphic and interior designers

Unit group

52121 – Interior designers and interior decorators

Occupational profile

52121.00 – Interior designers and interior decorators

Work characteristics

Work characteristics gathers the various components describing the work environment of each occupation, such as employers, work activities, and the work context. Each category displays up to 10 descriptors in descending order based, firstly, on their attributed ratings by the level of complexity (for Work Activities) or other measurement dimensions (for Work Context), and secondly, in alphabetical order. The whole list of descriptors and their ratings can be expanded at the bottom of each page.

Work Activities

Proficiency or complexity level
Coordinating the Work and Activities of Others
5 - Highest Level
Selling or Influencing Others
5 - Highest Level
Thinking Creatively
5 - Highest Level
Communicating with Persons Outside Organization
4 - High Level
Developing Technical Instructions
4 - High Level

Work Context

Structural Job Characteristics

Structured versus Unstructured Work
Degree of freedom to determine tasks and priorities
3 - Moderate amount of freedom
Work Week Duration
Worked hours in a typical week
3 - More than 40 hours

Physical Work Environment

Physical Proximity
Physical distance from others
3 - Somewhat close (e.g. share office)

Physical Demands

4 - More than half the time
2 - Less than half the time
Bending or Twisting the Body
1 - Very little time

Interpersonal Relations

Contact with Others
4 - Every day, a few times per day
4 - More than half the time
Work with Work Group or Team
3 - Important
3 - Once a week or more but not every day


  • Airlines
  • Architectural firms
  • Construction companies
  • Hospitals
  • Hotel and restaurant chains
  • Interior design firms
  • Retail establishments
  • Self-employment

Skills and abilities

This section displays the various competencies required for an occupation. Each category displays up to 10 descriptors in descending order based, firstly, on their attributed ratings by the level of proficiency (for Skills and Abilities) or importance (for Personal Attributes) and secondly, in alphabetical order. The whole list of descriptors and their ratings can be expanded at the bottom of each page.


Proficiency or complexity level
Colour Perception
5 - Highest Level
Fluency of Ideas
5 - Highest Level
Spatial Visualization
5 - Highest Level
Categorization Flexibility
3 - Moderate Level
Deductive Reasoning
3 - Moderate Level


Proficiency or complexity level
Management of Material Resources
4 - High Level
3 - Moderate Level
Critical Thinking
3 - Moderate Level
Decision Making
3 - Moderate Level
3 - Moderate Level

Personal Attributes

5 - Extremely important
4 - Highly important
Analytical Thinking
4 - Highly important
4 - Highly important
4 - Highly important