Official definition
This industry group comprises establishments primarily engaged in operating railways. Establishments primarily engaged in the operation of long-haul or mainline railways, short-haul railways and passenger railways are included.
Industries
Next level
Fully clickable cards for the next layer in the hierarchy.
Official classification fields for this page
Official classification fields taken from the current StatCan source bundle.
| Characteristic | Description |
|---|---|
| Official title | Rail transportation |
| Classification | NAICS Canada 2022 Version 1.0 |
| Publishing authority | Statistics Canada |
| Hierarchical level | Industry group |
| Parent code | 482 - Rail transportation |
| 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-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 | Transport Canada and provincial transportation ministries |
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 — 3 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 4821
Professions specific to this sector are linked to this part of the Canadian classifier so the page speaks to real work teams.
01
4821
Courier station owner
Use this page when the file covers local parcel sorting, pickup windows, last-mile delivery, and driver scanning. It helps confirm whether 4821 Rail transportation is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.
02
4821
Truck fleet dispatcher
Use this page when the file covers freight routes, driver schedules, load planning, and vehicle utilization. It helps confirm whether 4821 Rail transportation is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.
03
4821
Third-party logistics manager
Use this page when the file covers outsourced warehousing, cross-dock flows, carrier booking, and fulfillment contracts. It helps confirm whether 4821 Rail transportation is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.
04
4821
Public transit operations planner
Use this page when the file covers route timetables, service planning, passenger operations, and depot assignments. It helps confirm whether 4821 Rail transportation is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.
Business categories in this branch
A rotating set of business activity examples linked to this part of the Canadian hierarchy.
In this section
- 4821Rail transportation
Source row
4821Rail transportation
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 4821 cover?
Rail transportation: This industry group comprises establishments primarily engaged in operating railways. Establishments primarily engaged in the operation of long-haul or mainline railways, short-haul railways and passenger railways are included.
Which level of the hierarchy is 4821?
It is a industry group page in the NAICS Canada 2026 hierarchy.
What is the parent of 4821?
It rolls up to 482 Rail transportation.
Should I stop at 4821 or go lower?
1 lower-level item(s) sit under this branch: Rail transportation.
Are official inclusion notes attached to 4821?
No inclusion rows are attached to this page in the local elements file.
Are there exclusion notes for 4821?
No exclusion rows are attached to this page in the local elements file.
Does 4821 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 Warehousing, Fleet support, Freight movement, Courier delivery, Terminal operations.
Is there an ISIC mapping for 4821?
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.