Canadian industry

621320 Offices of optometrists

Cabinets d'optométristes

Official definition

This Canadian industry comprises establishments primarily engaged in the private or group practice of optometry. These practitioners provide eye examinations to determine visual acuity or the presence of vision problems and to prescribe eyeglasses, contact lenses and eye exercises.

Classification Reference

Official classification fields for this page

Official classification fields taken from the current StatCan source bundle.

Characteristic Description
Official titleOffices of optometrists
ClassificationNAICS Canada 2022 Version 1.0
Publishing authorityStatistics Canada
Hierarchical levelCanadian industry
Parent code62132 - Offices of optometrists
International correspondenceQ8690*
Sourcehttps://www.statcan.gc.ca/en/subjects/standard/naics/2022/v1/index
Source verification2026-05-05
Canada Business Context

Canada-wide tax and filing context

Canada-wide business, tax, and filing context from the local country pack and tax pack.

Characteristic Description
Tax authorityCanada Revenue Agency (CRA)
Business identifierBusiness Number (BN): 9-digit identifier with program account suffixes such as RT0001 for GST/HST, RP0001 for payroll, and RC0001 for corporate income tax.
Filing requirementsBusiness Number registration; Form T2125 (Statement of Business or Professional Activities) attached to T1; Form T2 (Corporation Income Tax Return); Form T5013; Form GST34
Sector authorityHealth Canada and provincial colleges of physicians and health professionals

Inclusions

  • provision of services by an optician, such as selling and fitting prescription eyeglasses and contact lenses

Exclusions

  • prescription eyeglass and contact lens selling and fitting (See 456130 Optical goods retailers (US))

Examples

  • optometrists clinics
  • optometrists, offices and clinics of
  • provision of services by an optician, such as selling and fitting prescription eyeglasses and contact lenses

Who is this code for

This code typically applies to:

Also relevant for

Classification Confidence Score

5 of 6 factors passing

8/ 10
Verified official sourcenaics-scian-2022-structure-v1-eng.csv (2026-05-05)
International crosswalkISIC Rev. 4 mapping: Q8690*
Previous edition migrationNAICS 2017 to 2022 continuity confirmed
Complete hierarchy5 levels confirmed in hierarchy
Size or threshold documentedSME thresholds documented in federal tax pack
Trade or export matchNo direct HS code correspondence in current bundle
Legacy crosswalkLegacy system (SIC 1980) retired in this region
Business Profiles

When you might need code 621320

These role examples come from the official title and example wording attached to this code.

01 621320
Offices of optometrists

Use this page when the business is directly described by the official title or definition for 621320 Offices of optometrists. It is the closest source-backed checkpoint before BN registration, GST/HST review, banking onboarding, or internal classification work.

02 621320
optometrists clinics

Use this page when the activity is described in the official StatCan example wording as optometrists clinics. Compare the definition, exclusions, and nearby codes here before attaching 621320 Offices of optometrists to a business file.

03 621320
optometrists, offices and clinics of

Use this page when the activity is described in the official StatCan example wording as optometrists, offices and clinics of. Compare the definition, exclusions, and nearby codes here before attaching 621320 Offices of optometrists to a business file.

Business Map

Business categories in this branch

A rotating set of business activity examples linked to this part of the Canadian hierarchy.

Home healthResidential careClinical servicesSocial assistanceCommunity support

In this section

  • 621320Offices of optometrists

Commonly confused with

456130 — Optical goods retailers

prescription eyeglass and contact lens selling and fitting (See 456130 Optical goods retailers (US))

ISIC Rev. 4 correspondence

Q8690*Other human health activities

Approximate correspondence

Offices of optometrists

US NAICS reference621320 - Offices of Optometrists

Source row

621320Offices of optometrists

This page mirrors the source row from the structure CSV and the matching rows from the elements and crosswalk files.

Frequently asked questions

What does code 621320 cover?

Offices of optometrists: This Canadian industry comprises establishments primarily engaged in the private or group practice of optometry. These practitioners provide eye examinations to determine visual acuity or the presence of vision problems and to prescribe eyeglasses, contact le...

Which level of the hierarchy is 621320?

It is a canadian industry page in the NAICS Canada 2026 hierarchy.

What is the parent of 621320?

It rolls up to 62132 Offices of optometrists.

Should I stop at 621320 or go lower?

This page already points to the exact six-digit Canadian industry in the current site structure.

Are official inclusion notes attached to 621320?

Yes. 1 inclusion note(s) are attached on this page.

Are there exclusion notes for 621320?

Yes. 1 exclusion note(s) help separate this page from nearby codes.

Does 621320 include illustrative examples?

Yes. 3 example row(s) are available for boundary checking.

What kinds of businesses often start from this page?

Examples in this branch include Home health, Residential care, Clinical services, Social assistance, Community support.

Is there an ISIC mapping for 621320?

Yes. The page shows Q8690* Other human health activities.

Does this page show a US NAICS reference?

Yes. A same-code US reference is attached: Offices of Optometrists.

Why are both English and French titles shown?

NAICS Canada is bilingual, so the page keeps both language titles visible for comparison and lookup.

Where does the page text come from?

From the local StatCan structure file, elements file, ISIC crosswalk, and the bundled US 6-digit reference workbook.