Ontario Employment Standards Act Guide for Employers: ESA Rules, Compliance Checklist, and Common Mistakes

Last reviewed: May 2026 Jurisdiction: Ontario Applies to: Most provincially regulated Ontario employers, subject to exemptions and special rules. Most Ontario employers do not intentionally break employment law. The problem is usually much simpler. A policy manual gets copied from another province. A payroll rule is remembered incorrectly. A manager assumes salaried employees never receive overtime. A nonprofit hires part-time event staff without checking public holiday pay rules. A job posting is reused from last year without checking the new 2026 requirements. That is where Employment Standards Act compliance becomes risky. The Ontario Employment Standards Act, 2000 , often called the ESA , sets minimum employment standards for most provincially regulated workplaces in Ontario. It covers many everyday HR rules employers deal with: wages, hours of work, overtime, vacation pay, public holidays, leaves of absence, termination, severance, recordkeeping, workplace policies, job postings, layoffs, and certain written information requirements. This guide explains the Ontario ESA in plain English for employers, HR teams, nonprofit leaders, small business owners, office managers, executive directors, and anyone responsible for employee policies. It is not a legal textbook. It is a practical employer guide. By the end, you should understand: what the ESA is who it applies to which rules employers often misunderstand what policies and records should be reviewed where payroll mistakes commonly happen what changed recently what pending ESA changes employers should monitor what should be checked in your Ontario employee policy manual This article provides general information only and is not legal advice. Employers dealing with a specific termination, workplace dispute, employee complaint, ESA exemption, unionized workplace, human rights issue, or complex employment contract should get legal advice. The Ontario Employment Standards Act, 2000 is the main provincial law that sets minimum employment standards for most Ontario workplaces. In plain English, it tells covered employers the minimum rules they must follow for things like pay, work hours, overtime, vacation, public holidays, job-protected leaves, termination notice, severance pay, records, certain written workplace policies, and some job-posting requirements. The ESA is a minimum standard law. That means an employer can usually provide more than the ESA requires, but generally cannot provide less. Topic What the ESA usually does Minimum wage Sets minimum hourly wage rules Hours of work Sets daily and weekly limits for many employees Overtime Sets overtime pay rules for many employees Vacation Sets minimum vacation time and vacation pay Public holidays Sets public holiday pay and time-off rules Leaves Creates job-protected unpaid leaves for eligible situations Termination Sets minimum notice or termination pay rules Severance Sets severance pay rules for certain employees and employers Records Requires employers to keep certain employee records Policies Requires certain written policies for covered employers Job postings Creates specific public job-posting requirements for covered employers A simple way to think about it: The ESA is the floor, not the ceiling. If your employment contract, policy manual, offer letter, collective agreement, or workplace practice gives an employee a greater right or benefit than the ESA minimum, the greater benefit may apply. Ontario employment standards changed several times in 2025 and 2026. This is one reason employers should be careful about relying on old policy manuals, old job posting templates, or older HR checklists. Here are several recent, upcoming, and pending changes Ontario employers should know: Date / Status Change June 19, 2025 New long-term illness leave came into effect, providing eligible employees with up to 27 weeks of unpaid, job-protected leave in a 52-week period due to a serious medical condition. July 1, 2025 Employers with 25 or more employees must provide certain written information to new employees before the first day of work or as soon as reasonably possible. October 1, 2025 Ontario’s general minimum wage increased from $17.20/hour to $17.60/hour . Employers should ensure payroll, offer letters, job ads, wage grids, and policy references reflect the current rate. November 27, 2025 New job seeking leave came into effect for certain employees who receive mass-termination notice. The ESA provides up to three unpaid days for activities related to obtaining employment, including job searches, interviews, and training. The ESA requires employees to advise the employer at least three days before beginning the leave, if possible. November 27, 2025 Ontario added an extended temporary lay-off pathway for certain non-unionized layoffs. This may apply where a temporary layoff is 35 or more weeks in any 52 consecutive weeks but less than 52 weeks in any 78 consecutive weeks , with a written agreement and Director o