Launch a Legal Counsel and Prosecution Firm in Longueuil
This page helps you plan and launch a legal counsel and prosecution practice in Longueuil (NAICS 922130). You’ll get a straightforward roadmap with practical steps, cost ranges, and a realistic timeline, so you can move from idea to active firm. It highlights the 14 startup requirements, the permits you’ll likely need, what documents to prepare, and what the initial legal and administrative costs look like.
You’ll learn the core prerequisites: professional licensing and bar admission, business registration, tax IDs (GST/HST and Quebec IDs), and mandatory professional liability insurance; plus choosing a legal structure, office setup, lease or virtual office, client intake processes, records management, and strict privacy and ethics compliance. We map the typical timeline—from licensing and accreditation to securing space and launching client services—and outline the 14 required steps, the permits you’ll likely need, and the estimated costs at each stage.
Longueuil’s proximity to Montreal, bilingual community, and growing business landscape make it a smart base for a legal practice. This city–business mix supports steady demand for counsel services across public, corporate, and private sectors in a friendly, accessible market.
Requirements Overview
The most critical requirement for operating a business in Longueuil is the Business Number (BN) Registration. This is a legal prerequisite to interact with federal agencies, collect GST/HST, file payroll taxes, and manage official filings, and you cannot operate legally without it. In practice, you’ll also need the Quebec Enterprise Number (NEQ) and to register with Registraire des entreprises (REQ) to establish your presence in Quebec and access provincial programs and filings.
Beyond the BN, several operational requirements ensure you run things safely, ethically, and transparently. Grouped by purpose, you’ll encounter employment standards and payroll obligations (Public Service Employment Standards and Payroll Deductions Registration), workplace safety and workers’ compensation (Quebec CNESST Employer Registration), and governance and information practices (Conflict of Interest and Ethics; Access to Information and Privacy). You’ll also need to meet language requirements under the Official Languages Act and, if you take on partnerships, complete any required Partnership Registration and related compliance.
For business registration and taxes, expect to handle a Business Licence and the core registrations that keep you compliant. In addition to the BN, you’ll want NEQ and REQ, and, if you form a corporation, Quebec Corporation Registration. Tax-wise, register for GST/HST, set up Payroll Deductions Registration for withholdings, and ensure CNESST coverage for your employees.
Starting with these steps now will give you a solid, compliant foundation. Next, map out a practical timeline: secure BN first, then tackle NEQ and REQ, obtain your Business Licence, and set up GST/HST, payroll, and CNESST accounts. Draft simple policies for privacy, ethics, and language use, and build a straightforward compliance checklist. If you’d like, I can create a tailored 60-day action plan with exact forms and deadlines.
Detailed Requirements
Here are the specific requirements for starting a legal counsel and prosecution 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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Public Service Employment Standards ConditionalRequired for public service employment. Government organizations must comply with public service employment standards, merit-based hiring, bilingualism requirements, and accountability frameworks. Public Service Employment Act compliance for federal government. Merit-based hiring. Official languages. Staffing processes. Contact PSC: 1-855-330-3310.
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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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Financial Administration Act Compliance ConditionalRequired for specific regulated activities. Government organizations must follow financial management rules, procurement policies, contracting standards, and audit requirements. Financial Administration Act compliance for federal contractors. Procurement rules. Payment terms. Audit requirements. Conflict of interest. Contact Treasury Board: 1-877-636-0656.
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Conflict of Interest and Ethics ConditionalRequired for specific regulated activities. Public officials and government employees must comply with conflict of interest rules, ethics codes, disclosure requirements, and post-employment restrictions. Conflict of Interest Act for federal government appointees and public office holders. Disclosure requirements. Divestment. Post-employment restrictions. Contact Ethics Commissioner: 613-995-0721.
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Access to Information and Privacy ConditionalRequired for specific regulated activities. Government bodies must comply with access to information requests, privacy protection, records management, and transparency obligations. Access to Information and Privacy Act compliance for federal contractors. Records management. ATIP request handling. Privacy breach procedures. Training requirements. Designated coordinator. Contact Treasury Board: 1-877-636-0656.
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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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Official Languages Act Compliance ConditionalRequired for specific regulated activities. Federal government institutions must provide services in English and French, comply with language-of-work rights, and implement bilingual communications. Official Languages Act compliance for federal institutions and contractors. Bilingual services. Language of work. Contact Treasury Board: 1-877-636-0656.
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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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