This subsector comprises establishments primarily engaged in mining, beneficiating or otherwise preparing metallic and non-metallic minerals, including coal.

Classification Reference

Official classification fields for this page

Official classification fields taken from the current StatCan source bundle.

Characteristic	Description
Official title	Mining and quarrying (except oil and gas)
Classification	NAICS Canada 2022 Version 1.0
Publishing authority	Statistics Canada
Hierarchical level	Subsector
Parent code	21 - Mining, quarrying, and oil and gas extraction
International correspondence	ISIC Rev. 4; harmonized with US and Mexico NAICS at higher levels.
Source	https://www.statcan.gc.ca/en/subjects/standard/naics/2022/v1/index
Source verification	2026-05-05

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 authority	Canada Revenue Agency (CRA)
Business identifier	Business 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 requirements	Business Number registration; Form T2125 (Statement of Business or Professional Activities) attached to T1; Form T2 (Corporation Income Tax Return); Form T5013; Form GST34
Sector authority	No cluster authority recorded in the local country pack.

Exclusions

providing support services, on a contract or fee basis, required for the mining and quarrying of minerals (See 21311 Support activities for mining, and oil and gas extraction)

Classification Confidence Score

3 of 5 factors passing

6/ 10

Verified official source — naics-scian-2022-structure-v1-eng.csv (2026-05-05)

International crosswalk — No international correspondence found

Previous edition migration — NAICS 2017 to 2022 continuity confirmed

Complete hierarchy — 2 levels confirmed in hierarchy

Size or threshold documented — Not applicable for hub levels

Trade or export match — No direct HS code correspondence in current bundle

Legacy crosswalk — Legacy system (SIC 1980) retired in this region

Business Profiles

When you might need code 212

Professions specific to this sector are linked to this part of the Canadian classifier so the page speaks to real work teams.

01 212

Drilling rig coordinator

Use this page when the file covers drilling programs, rig moves, contractor rosters, and site readiness. It helps confirm whether 212 Mining and quarrying (except oil and gas) is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.

02 212

Oilfield service dispatcher

Use this page when the file covers rig support crews, field maintenance calls, service trucks, and wellsite logistics. It helps confirm whether 212 Mining and quarrying (except oil and gas) is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.

03 212

Mineral exploration geologist

Use this page when the file covers mineral surveys, sample programs, drill targets, and exploration camps. It helps confirm whether 212 Mining and quarrying (except oil and gas) is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.

04 212

Mine ventilation technologist

Use this page when the file covers underground airflow planning, safety monitoring, fan systems, and shaft support. It helps confirm whether 212 Mining and quarrying (except oil and gas) is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.

Business Map

Business categories in this branch

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

In this section

211Oil and gas extraction
212Mining and quarrying (except oil and gas)
213Support activities for mining, and oil and gas extraction

Commonly confused with

21311 — Support activities for mining, and oil and gas extraction

providing support services, on a contract or fee basis, required for the mining and quarrying of mi...

Source row

212Mining and quarrying (except oil and gas)

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 212 cover?

Mining and quarrying (except oil and gas): This subsector comprises establishments primarily engaged in mining, beneficiating or otherwise preparing metallic and non-metallic minerals, including coal.

Which level of the hierarchy is 212?

It is a subsector page in the NAICS Canada 2026 hierarchy.

What is the parent of 212?

It rolls up to 21 Mining, quarrying, and oil and gas extraction.

Should I stop at 212 or go lower?

3 lower-level item(s) sit under this branch: Coal mining, Metal ore mining, Non-metallic mineral mining and quarrying.

Are official inclusion notes attached to 212?

No inclusion rows are attached to this page in the local elements file.

Are there exclusion notes for 212?

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

Does 212 include illustrative examples?

No example rows are attached on this page in the local elements file.

What kinds of businesses often start from this page?

Examples in this branch include Coal mining, Field drilling, Metal ore mining, Quarry operations.

Is there an ISIC mapping for 212?

No ISIC correspondence row is attached to this page.

Does this page show a US NAICS reference?

No same-code US NAICS reference row is attached on this page.

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.