Launch Laval Water and Sewer Line Construction Today
This page is your practical starter guide to launching a Laval-based Water and Sewer Line and Related Structures Construction business (NAICS 237110). It lays out the nine requirements you’ll need to meet, plus the key permits and steps to get licensed and building in Laval. You’ll also get a clear overview of startup costs and a realistic timeline so you can plan with confidence.
You’ll learn exactly what’s required to operate: a requirement overview of the nine items, the permits you’ll likely need (RBQ contractor license, business registration with the Quebec Registraire des entreprises, municipal permits for trenching and roadwork, plus environmental and safety approvals), and the costs involved (licensing, bonding or insurance, registrations, and basic equipment). The guide also maps out a practical timeline from company setup to your first job, including permit processing windows and time buffers for municipal reviews.
Laval’s thriving infrastructure projects and strategic location near Montreal make it a strong launching pad for essential services work. With steady demand for water and sewer line construction and a robust network of public and private projects, you’ll find opportunities to grow as you build skills, crews, and a solid reputation in this city.
Requirements Overview
The most critical requirement for operating a business in Laval is Business Licence. This is a legal prerequisite you must have before doing any work, and you cannot legally run a water and sewer line construction company without it. Without a valid licence, you won’t be able to bid on jobs, hire crews, or operate publicly, so treat this as non-negotiable and get it in place first.
Beyond the licence, the next priority is health, safety, and the permits that may apply to your projects. You must register with the Quebec CNESST for Workers’ Compensation to protect your workers, and you’ll handle Payroll Deductions Registration to remit employee withholdings. In addition, construction work typically requires certain permits and site approvals from Laval and provincial authorities, so confirm exactly which permits apply to your projects and ensure you meet all safety training and insurance requirements.
For registration and taxes, you’ll handle several formal steps. You’ll need a Business Number (BN) from the federal government, as well as Quebec’s Enterprise Number (NEQ) and the Quebec Business Registration (REQ). Depending on your structure, you may pursue Partnership Registration or Quebec Corporation Registration. You’ll also set up GST/HST Registration and Payroll Deductions to manage taxes and payroll for your employees, along with CNESST coverage as you bring on staff.
Next steps: start by confirming the licence and then proceed to register the BN, NEQ, and REQ, choosing your business structure (partnership or corporation). Gather the required documents, apply for GST/HST and payroll accounts, and set up CNESST for workers’ compensation. With these steps in place, you’ll be positioned to begin work confidently and stay compliant as your business grows in Laval.
Detailed Requirements
Here are the specific requirements for starting a water and sewer line and related structures construction in Laval:
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Business Licence RequiredGeneral business licence required to operate a business in Ville de Laval. Apply to Ville de Laval 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 Ville de Laval Business Licensing for specific requirements. Home-based businesses may have different requirements. Annual renewal required.
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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).
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Quebec Enterprise Number (NEQ) Registration RequiredRegistration of business with the Quebec Enterprise Registrar. Register with Registraire des entreprises du Québec: 1. Access quebec.ca/entreprises services 2. Complete declaration of registration online 3. Pay registration fee ($38 sole proprietorship, $367 corporation) 4. Receive NEQ (Numéro d'entreprise du Québec) Annual registration fee: $35 (exempt first 2 years). Annual update declaration required. 30-day deadline for changes.
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Quebec Business Registration (REQ - Registraire des entreprises) RequiredAll businesses operating in Quebec must register with the Registraire des entreprises du Québec (Quebec Enterprise Registrar). This includes sole proprietorships, partnerships, and corporations. Registration provides a Quebec Enterprise Number (NEQ) which is required for all business activities including banking, licensing, and tax purposes. Unlike other provinces, registration is mandatory for ALL businesses in Quebec, not just those with a business name different from the owner. Registration can be completed online. Annual declarations must be filed to keep the registration current. Register with Registraire des entreprises within 60 days of starting business. Required for sole proprietors operating under trade name, partnerships, and corporations. $39 for sole proprietorship, $60 for partnership. Receive NEQ (Quebec Enterprise Number).
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Partnership Registration ConditionalRequired if operating as partnership. Registration of general or limited partnerships in Quebec. Register partnership with Registraire des entreprises: 1. Complete declaration of registration 2. Provide partner information 3. Submit registration 4. Pay registration fee General and limited partnerships. NEQ assigned upon registration. Annual update declaration required.
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Quebec Corporation Registration ConditionalRequired if incorporating in Quebec. Incorporation of a company under Quebec law. Incorporate through Registraire des entreprises: 1. Conduct name search (NUANS) 2. Prepare articles of incorporation 3. Submit through quebec.ca or registry office 4. Pay incorporation fee ($367) Annual reporting required. Must file annual update declaration. Federal incorporation alternative available ($200).
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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.
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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.
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Quebec CNESST Employer Registration (Workers Compensation) ConditionalRequired if you have employees in Quebec. Employers in Quebec must register with the CNESST (Commission des normes, de l'équité, de la santé et de la sécurité du travail) and maintain coverage for workers. CNESST provides insurance coverage for workplace injuries and occupational diseases under Quebec's workers' compensation system. Most employers are required to register within 60 days of hiring their first worker. Employers pay contributions (premiums) based on their business activity classification and assessable payroll. Register with CNESST within 60 days of hiring first employee. CNESST provides workplace health and safety coverage. Premium rates based on industry classification. Annual declaration of wages required by March 14.
Funding & Grants
Available funding programs that may apply to your water and sewer line and related structures construction:
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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 …
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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 …
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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 …
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