Is employment standards legislation the same in every province?

It is easy to read one article about "the Employment Standards Act" and assume it describes the law everywhere in Canada. It does not. Employment standards is provincial jurisdiction, and each province and territory has written its own statute, with its own structure and its own rules.

Ontario’s rules are Ontario’s rules

Ontario’s Employment Standards Act governs employment in Ontario workplaces, including how it treats continuity of employment when a business changes hands through certain kinds of sale. That statute applies in Ontario and nowhere else — the same pattern shows up in adjacent areas of employment regulation too, such as workplace insurance, where Ontario’s Workplace Safety and Insurance Board has no authority outside the province and every other province runs its own separate system.

What tends to vary between provinces

• Whether and how a buyer who continues the same business is treated as inheriting an employee’s length of service
• How notice and termination obligations are calculated and who bears them on a change of ownership
• What counts as constructive dismissal if a new owner changes a role, pay or location
• Which provincial ministry or board actually enforces the rules and hears disputes

Federally regulated businesses are a separate case entirely

A business in a federally regulated industry, such as banking, telecommunications or interprovincial transportation, is not governed by any provincial employment standards act at all — it falls under the Canada Labour Code, a different statute with its own rules. Confirming which regime actually applies is a necessary first step before relying on anything written about employment standards in a business sale.

Why this matters specifically in a business sale

A sale that crosses provincial lines, or involves a buyer who assumes the rules are the same everywhere because their last acquisition happened in a different province, is a common source of avoidable mistakes. The mechanism — continuity of service, successor employer treatment, notice obligations — exists in every province in some form, but the specific rules, thresholds and procedures are not interchangeable between them.