Launch a Window Treatment Retailer in Longueuil Today
This page lays out exactly what it takes to start a window treatment retailer (NAICS 449122) in Longueuil—from the 9 practical requirements to the permits you'll need, plus the upfront costs and a realistic timeline. Use our plain-language checklist to move from idea to opening with confidence.
You'll learn the 9 essential requirements you must meet (business registration, tax IDs like GST/QST, local permits, zoning compliance, signage rules, insurance, safety standards, and basic bookkeeping). We'll map out which permits apply in Quebec and Longueuil, typical startup costs (licensing, storefront setup, initial inventory, insurance), and a practical timeline—often a few months from planning to launch.
Why Longueuil and a window treatment retailer? The city offers a growing retail scene near Montreal, accessible storefronts, and strong community resources for small businesses. If you’re ready to help locals dress their windows with style, this guide helps you plan smart and start strong.
Requirements Overview
The most critical requirement for operating a window treatment retailer in Longueuil is Business Number (BN) Registration. This federal identifier from the Canada Revenue Agency is used for taxes, payroll, and dealings with suppliers, and you cannot legally start or continue operating without it. It’s non-negotiable. In addition to the BN, you’ll also need Quebec-specific registrations and a business licence to operate in the province.
Mandatory Operational Requirements include health and safety, local permits, and the right business structure. Ensure your storefront complies with local bylaws and obtain a required Business Licence from the city. If you plan to hire staff, you must register for payroll deductions and arrange coverage with the Quebec CNESST (Workers’ Compensation). Your chosen business structure also matters: you may need Partnership Registration if you’re starting a partnership, or Quebec Corporation Registration if you form a corporation. These structural registrations help you stay compliant in daily operations and when filing taxes or contracts.
Business Registration & Tax centers on the core IDs and tax numbers you’ll use in Quebec. In addition to your BN, you’ll need the Quebec Enterprise Number (NEQ) and to register with the Registraire des entreprises (REQ) to legally operate in Quebec. You’ll also handle tax registrations: GST/HST registration if your sales exceed the threshold, and payroll deductions registration if you have employees (plus CNESST coverage as noted above). Keeping these registrations current ensures you can bill customers, remit taxes, and pay your staff properly.
You’re on the right track—the path is straightforward once you break it into steps. Start with obtaining your BN, then complete NEQ and REQ registrations and secure your Business Licence. Decide your business structure (partnership or corporation) and set up payroll and CNESST if you hire. When you’re ready, a quick consult with a business registrar or tax prof
Detailed Requirements
Here are the specific requirements for starting a window treatment retailers in Longueuil:
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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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Business Licence RequiredGeneral business licence required to operate a business in Ville de Longueuil. Apply to Ville de Longueuil 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 Longueuil Business Licensing for specific requirements. Home-based businesses may have different requirements. Annual renewal required.
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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.
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