Sales Tax Registration & Bylaws in Laval

Taxation and Finance Quebec 4 Minutes Read · published February 12, 2026 Flag of Quebec

Businesses operating in Laval, Quebec that sell taxable goods or services must register to collect the federal GST and the Quebec sales tax (QST) and ensure any municipal licence requirements are met. This guide explains when registration is required, the practical steps to register with the Canada Revenue Agency and Revenu Québec, the role of Laval municipal permits, and how enforcement and appeals work. Use the official links and contact points below to start registration, find forms, or get compliance help.

Who must register

Retailers and other suppliers whose worldwide taxable supplies exceed the small supplier threshold must register for GST and QST and remit collected taxes. Smaller suppliers may register voluntarily to claim input tax credits.

  • Small supplier threshold: see federal and provincial guidance for the current $30,000 threshold and registration timing.Register for GST/HST[1]
  • Quebec QST registration and filing obligations are administered by Revenu Québec; follow their registration steps for vendors in Quebec.Revenu Québec – consumption taxes[2]
  • Municipal licences or permits in Laval may be required to operate certain retail activities; check Laval’s business permits and licences page for local rules and contacts.Laval – permits and licences for businesses[3]
Register early to avoid retroactive assessments and to claim input credits.

How to register

Registration usually proceeds separately with the Canada Revenue Agency (for a Business Number and GST/HST account) and with Revenu Québec (for a QST account). Many businesses register online; paper options exist in some cases. Follow the official CRA and Revenu Québec procedures linked above for the correct forms and online services.

Penalties & Enforcement

Enforcement and penalties for failing to register, collect, file, or remit are handled by the taxing authorities and, for municipal licensing issues, by Laval’s by-law enforcement. Specific monetary fines are not consistently listed on the registration pages and may be set out in tax statutes or municipal by-laws; where amounts are not shown on the cited pages this is noted.

  • Monetary fines: not specified on the cited registration pages; see CRA and Revenu Québec enforcement pages for assessed penalties and interest.
  • Escalation: details for first, repeat, or continuing offences are not specified on the cited registration pages and are addressed through audits, reassessments, and penalty regimes by CRA or Revenu Québec.
  • Non-monetary sanctions: audits, reassessments, registration changes or revocations, and collection actions may apply; municipal sanctions may include orders to cease operations until permits are obtained.
  • Enforcers and complaints: CRA and Revenu Québec enforce tax registration and collection; Laval By-law Enforcement enforces municipal licence requirements. Use the official contact pages linked in Help and Support / Resources below.
  • Appeals and reviews: tax objections and appeals processes exist with time limits; specific time limits are not specified on the cited registration pages and are set out on CRA and Revenu Québec appeal pages.
If you are contacted about non-compliance, respond quickly and collect records of sales and remittances.

Applications & Forms

Common documents and submission methods:

  • CRA: register for a Business Number and a GST/HST account online through the CRA web services or complete the RC1 form where applicable; see CRA guidance for methods and requirements.Register for GST/HST[1]
  • Revenu Québec: register for a QST account via the Revenu Québec online services; the registration page describes online and mailed options and required information.Revenu Québec – consumption taxes[2]
  • Laval municipal permits: some retail activities require a municipal permit or licence; check Laval’s business permits page for specific permit names, fees, and application steps.Laval – permits and licences for businesses[3]

Action steps

  • Determine whether your annual taxable supplies exceed the small supplier threshold and whether registration is mandatory.
  • Register with CRA for a Business Number and GST/HST account online or by mail as instructed on CRA’s site.Register for GST/HST[1]
  • Register with Revenu Québec for QST using their online services and follow their filing schedule instructions.
  • Apply for any required Laval municipal permits before opening or changing your retail activity; contact Laval by-law services if unsure.
Keep clear sales records and receipts to support registration dates and remittances.

FAQ

Do I have to register immediately when I start selling in Laval?
If your worldwide taxable supplies exceed the small supplier threshold you must register; otherwise you may register voluntarily for input credits. See CRA and Revenu Québec registration pages for thresholds and timing.
Can I register online?
Yes. CRA and Revenu Québec provide online registration services; instructions and alternatives are on their official pages.
Does Laval require a separate municipal licence?
Some retail activities need municipal permits or licences in Laval; consult the City of Laval permits and licences page for specifics and application steps.

How-To

  1. Confirm whether your sales meet the registration threshold and identify the taxes you must collect.
  2. Register for a Business Number and GST/HST account with the Canada Revenue Agency online or by form.Register for GST/HST[1]
  3. Register for a QST account with Revenu Québec using their online services and obtain your QST account number.
  4. Apply for any required municipal permit or licence with the City of Laval before starting retail operations.
  5. Set up accounting and point-of-sale processes to collect, record, and remit taxes on the required schedule.

Key Takeaways

  • GST and QST registration are separate processes with CRA and Revenu Québec.
  • Check Laval municipal permit requirements early to avoid local compliance issues.

Help and Support / Resources


  1. [1] Canada Revenue Agency — GST/HST registration and information
  2. [2] Revenu Québec — consumption taxes and QST registration
  3. [3] City of Laval — permits and licences for businesses