Launch Your Site Preparation Business in Toronto Today
This page gives a practical, step-by-step roadmap to starting a Site Preparation Contractors business in Toronto (NAICS 238910). You’ll find a concise overview of the 16 requirements you’ll need to meet, plus guidance on permits, licenses, and insurance. We outline typical startup costs and a realistic timeline to move from idea to an active, compliant contractor in the city.
On this page you’ll learn exactly what permits are required at the city and provincial levels, and how to navigate site work like clearing, grading, trenching, and erosion control. We break the 16 requirements into actionable tasks, with document checklists, cost ranges, and guidance on safety training, insurance and bonding, and ongoing regulatory updates. Timelines, milestones, and permit approvals are laid out to keep you on track.
Why Toronto? The city’s active construction scene creates steady demand for site prep work, from clearing lots to grading for new buildings. With clear permitting paths and a strong local market, you can grow a reliable, scalable business while delivering solid, compliant results for developers and municipal projects.
Requirements Overview
The most critical requirement for operating a site preparation contractor in Toronto is Ontario Skilled Trades Certificate of Qualification. This credential is legally required to perform this kind of trade work in Ontario, and regulators will not allow you to operate without it. It is non-negotiable: you must have this qualification in place before you start taking on projects.
Operationally, your safety, health, and permitting setup is essential. Key items include compliance with the Occupational Health and Safety Act and Construction Project Health and Safety Requirements to keep workers and sites safe; Ontario One Call - Utility Locates to uncover underground utilities before digging; and a Designated Substance Survey if your renovation or demolition work involves designated substances. You’ll also need WSIB Registration and Coverage to insure workplace injuries, and Commercial General Liability Insurance to protect your business and clients. Additional responsibilities include clearly defined Constructor Duties and Responsibilities, and, where relevant, the Ontario Well Technician Licence if your site work touches wells or drilling activities.
For the business side, you’ll need the right registrations and numbers. This means obtaining a Business Number (BN) Registration, registering your Ontario Business Name with ServiceOntario, and handling GST/HST Registration and Payroll Deductions Registration. You’ll also want to stay on top of Employment Standards Compliance so your team is treated fairly and legally. These registrations ensure you meet the tax and employment rules that come with running a contracting business in Ontario.
Ready to move forward? Start by securing the CRITICAL qualification, then arrange safety programs and regulatory registrations in parallel. Set a practical timeline for obtaining the BN, business name, GST/HST, and payroll registrations, and enroll in any required safety training. With these steps, you’ll build a solid, compliant fou
Detailed Requirements
Here are the specific requirements for starting a site preparation contractors in Toronto:
-
Business Number (BN) Registration RequiredA 9-digit Business Number is required for most businesses operating in Canada. It is used to interact with the Canada Revenue Agency and other federal programs. Required for GST/HST, payroll, corporation income tax, and import/export accounts. Register FREE online through Business Registration Online (BRO) at canada.ca. Takes 15-30 minutes. As of November 3, 2025, online registration is MANDATORY for new BNs - phone registration no longer available. You'll need: business name, address, owner SIN, business type, and start date. BN (9-digit number) issued INSTANTLY online. Available 21 hours/day, 7 days/week (closed 3-6am ET for maintenance).
-
Business Licence RequiredGeneral business licence required to operate a business in City of Toronto. Apply to City of Toronto for Business Licence: 1. Determine business category 2. Complete business licence application 3. Submit required documents (ID, lease, zoning confirmation) 4. Pay application and annual fees 5. Await approval and receive licence Contact City of Toronto Business Licensing for specific requirements. Home-based businesses may have different requirements. Annual renewal required.
-
Ontario Skilled Trades Certificate of Qualification RequiredOntario regulates skilled trades through Skilled Trades Ontario (formerly Ontario College of Trades). Certain trades are classified as compulsory, meaning individuals must be certified apprentices or journeypersons to work in those trades. Compulsory trades include electricians, plumbers, HVAC technicians, automotive service technicians, and others (22 compulsory trades total). Employers hiring workers in compulsory trades must ensure workers hold valid Certificates of Qualification or are registered apprentices. Voluntary (non-compulsory) trades can be practiced without certification, but certification provides recognized credentials. The Red Seal program allows interprovincial mobility for certified tradespersons. Non-compliance can result in fines up to $50,000 for individuals and $100,000 for corporations. To obtain a Certificate of Qualification in Ontario: 1. Complete approved apprenticeship program OR qualify via Trade Equivalency Assessment 2. For TEA route: pay $60 + HST assessment fee 3. Register through Skilled Trades Ontario Portal 4. Pass certification examination (free for apprenticeship graduates) 5. Receive Certificate of Qualification 6. Renew annually for compulsory trades
-
Construction Project Health and Safety Requirements RequiredConstruction projects must comply with Ontario Regulation 213/91 covering fall protection, excavation, scaffolding, powered equipment, confined spaces, and other construction-specific hazards. Comply with OHSA and O. Reg. 213/91 (Construction Projects). Jan 2024-2025: crane safety updates. July 2025: washroom maintenance records required. Jan 2026: O. Reg. 480/24 servicing records. 20+ workers: JHSC required. Menstrual products required (20+ workers, 3+ months). Oct 2024: electronic posting allowed. Working at heights training mandatory. Contact MOL: 1-877-202-0008.
-
Constructor Duties and Responsibilities RequiredGeneral contractors and constructors have specific duties under the OH&S Act including appointing supervisors, ensuring compliance with regulations, providing equipment and training, and implementing safety programs. OHSA s.1 definition: person undertaking project for owner. Overall responsibility for project compliance. Bill 190 (Oct 2024): washroom maintenance records July 2025, detailed records Jan 2026 (O. Reg. 480/24). Form 1000 collection. Weekly inspections (O. Reg. 213/91 s.14(4)), daily recommended. May have dual duties as employer/owner. Single contractor = general contractor = constructor. Contact MLTSD: 1-877-202-0008.
-
Ontario One Call - Utility Locates RequiredBefore excavation, contractors must request utility locates through Ontario One Call to identify underground infrastructure (gas, electric, telecom, water, sewer). Mandatory for all excavation work. Required by law before any ground disturbance. Submit locate request 5 business days ahead (single property) or 10 days (multiple). Valid 60 days minimum. Administrative penalties since May 1, 2024. FREE service. O. Reg. 213/91 s.228 for contractors. Private infrastructure (BBQ gas lines) are owner's responsibility. 24/7 service. Contact: 1-800-400-2255 or ontarioonecall.ca.
-
Ontario Business Name Registration (ServiceOntario) RequiredBusinesses in Ontario operating under a name other than the owner's legal name must register with Ontario Business Registry through ServiceOntario. This includes sole proprietorships, partnerships, and business names for corporations. Registration provides legal protection for the business name within Ontario and is required for banking, licensing, and business operations. Registration can be completed online through Ontario Business Registry. Business name registrations must be renewed every 5 years. Register business name with Ontario Business Registry: 1. Search Ontario Business Registry (free) for name availability 2. Consider NUANS name report ($25) for thorough search 3. Register online through Ontario Business Registry 4. Pay registration fee ($60 for sole proprietorship/partnership) 5. Receive 9-digit Ontario Business Identification Number (BIN) 6. Registration valid for 5 years 7. Renew before expiry
-
Ontario Well Technician Licence RequiredWater well drillers must be licensed or certified by provincial environmental or groundwater authorities. Licensing protects groundwater resources and ensures safe drinking water well construction. Requirements include technical training, examination, demonstrated drilling experience, liability insurance, and equipment standards. Licensed drillers must follow well construction standards including proper casing installation, sealing of annular space, sanitary well completion, and protection from surface contamination. Drilling requires well construction permits, adherence to setback distances from septic systems and contamination sources, and geological logging. Drillers must submit well records to provincial databases, conduct yield testing, and provide well owners with completion reports. Improperly constructed wells risk aquifer contamination and water safety. Operating without licenses or constructing substandard wells results in license suspension, well reconstruction orders, fines, and liability for contamination incidents. To obtain a well technician licence in Ontario: 1. Complete required training for licence class 2. Apply to MECP for well technician licence 3. Pay $100 application fee (plus $25 per additional class) 4. Pass examination if required 5. Receive licence (expires March 31 following year) 6. Work under licensed Well Contractor
-
Occupational Health and Safety Act Compliance RequiredAll Ontario workplaces must comply with the Occupational Health and Safety Act to ensure safe working conditions. Requirements include workplace safety policies, training, hazard assessments, and incident reporting. No registration - compliance law. Must post OHSA in workplace. JHSC required for 20+ workers (or 6+ in designated industries). Nov 2025: New administrative penalty scheme, defibrillator reimbursement. Telework now covered. Fines: up to $500K individuals, $1.5M corporations. 27 regulations under OHSA. Must conduct safety audits, maintain training records. Contact: 1-877-202-0008.
-
Employment Standards Compliance ConditionalApplies if you have employees. Covers minimum wage, hours of work, vacation pay, public holidays, termination notice, etc. All Ontario employers must comply with the Employment Standards Act, covering minimum wage, hours of work, overtime, vacation, termination, severance, and other workplace rights. No registration required - compliance-based requirement. Follow Employment Standards Act (ESA) for minimum wage, hours of work, overtime, vacation, leaves, and termination. Post ESA poster in workplace (free download from ontario.ca). Keep employment records for 3 years. NEW for 2025: Employers with 25+ staff must provide written employment info to new hires by July 1, 2025. Job postings must include salary ranges by Jan 1, 2026. Call 1-800-531-5551 for help.
-
GST/HST Registration ConditionalRequired if annual taxable revenue exceeds $30,000 (small supplier threshold). Taxi/ride-share drivers must register regardless of revenue. Businesses with gross revenues over $30,000 in any single quarter or over four consecutive quarters must register for, collect, and remit GST/HST. Small suppliers (under $30,000) may register voluntarily. Register FREE online through Business Registration Online (BRO) when your revenue exceeds $30,000 in any 4 consecutive quarters (small supplier threshold). Takes 15-30 minutes. You MUST register within 29 days of exceeding threshold and start charging GST/HST immediately on the sale that made you exceed it. Need your BN (or get one simultaneously). As of Nov 3, 2025, online registration is mandatory. Voluntary registration available anytime for input tax credits.
-
Payroll Deductions Registration ConditionalRequired if you pay salaries, wages, or other remuneration to employees. Must register before first pay period. Required if you have employees. You must withhold Canada Pension Plan (CPP), Employment Insurance (EI), and income tax from employee wages and remit to CRA. Register FREE online through Business Registration Online (BRO) when you hire your first employee. Takes 15-20 minutes. You'll need your Business Number (BN) or can get one simultaneously. Payroll account (RP) added to your BN instantly. Register BEFORE your first pay date. Required to deduct CPP, EI, and income tax from employee wages. For 2025: CPP rate 5.95%, EI employee rate $1.66/$100 insurable earnings.
-
Designated Substance Survey (Renovation/Demolition) ConditionalRequired before demolition/renovation of buildings. Before renovation or demolition of buildings constructed before 1990, a designated substance survey must identify asbestos and other hazardous materials. Workers must be trained and protected. Required under s.30 OHSA before renovation/demolition. Identifies 11 designated substances: asbestos, lead, mercury, silica, arsenic, benzene, etc. Also covers PCB, mould, urea formaldehyde. Non-compliance = work stoppages, liability. Hire qualified DSS consultant. O. Reg. 278/05 for asbestos. April 2025-March 2026: MLTSD enforcement focus. Contact qualified environmental consultant.
-
WSIB Registration and Coverage ConditionalRequired within 10 days of hiring first employee, including family members and subcontractors. Workplace Safety and Insurance Board (WSIB) registration is mandatory for most Ontario businesses with employees. Provides compensation and support for workplace injuries and illnesses. Sole proprietors and partners can apply for optional coverage. Register FREE online at wsib.ca in 15-20 minutes. MANDATORY for most Ontario employers within 10 calendar days of hiring first worker. You'll need: CRA Business Number, payroll estimate, business activity description, owner/director info. Account number issued INSTANTLY online. Construction industry has expanded compulsory coverage. Premium rates vary by industry classification. Must display WSIB safety poster in workplace.
-
Commercial General Liability Insurance (Construction) RecommendedConstruction contractors should maintain commercial general liability (CGL) insurance covering bodily injury, property damage, and completed operations. Often required by clients and for municipal permits. CGL required by contracts, not statute. Typical minimums: $2M-5M for larger projects. Covers third-party bodily injury, property damage. Additional insureds often required. Wrap-up insurance for large projects. Contractor-controlled or owner-controlled (OCIP/CCIP). Professional liability separate. WSIB separate requirement. Contact RIBO broker.
-
General Contractor License (if required)While Ontario does not require general contractor licensing at the provincial level, some municipalities may require business licenses for contractors. Federal or provincial incorporation recommended. Ontario has NO general contractor license. HCRA license only for new home construction/renovation. Compulsory trades require STO certification. Builder/vendor must register with Tarion. Municipal business licenses may apply. WSIB and insurance required. Constructor duties under OHSA. Check HCRA for residential work. Contact HCRA: 416-487-4272.
Funding & Grants
Available funding programs that may apply to your site preparation contractors:
-
The ATTC provides qualifying Ontario employers with a refundable tax credit equal to 25% of eligible expenditures (30% for small businesses) incurred during the first 36 months of a qualifying apprenticeship, up to a maximum of $5,000 per qualifying apprentice per year. The credit applies only to apprenticeship programs that …
-
The Labour Mobility Deduction (LMD), enacted via Bill C-241, provides tradespeople and indentured apprentices in construction with a personal income tax deduction of up to $4,000 per year for eligible temporary relocation expenses. The worker must temporarily relocate more than 150 km from their ordinary residence within Canada for at …
-
$50M two-year initiative (2024–2026) delivered by Canada's regional development agencies. Provides repayable contributions to businesses and non-repayable to non-profits and governments, covering up to 50% of eligible costs. Projects from $200K to $5M. Applicants must have been in business at least 2 years.
-
A $595 million program (Budget 2021) plus $90 million additional (Budget 2024, for housing trades). Since its launch in 2022, the program has funded 11,459 employers to create 17,208 apprenticeship placements. Provides $5,000 per first-year apprentice hired in one of 39 eligible Red Seal designated trades. An additional $5,000 is …
Ready to Launch Your Business?
Starting a business can be complex, but you don't have to do it alone. Our AI-powered business matcher can help you understand exactly what you need for your specific situation.
Try Our AI Business Matcher Get Expert Help
No credit card required • Takes 2 minutes
Browse Other Business Sectors
Explore business requirements in other industries: