Ottawa Flammable Storage Rules for Businesses

Public Safety Ontario 4 Minutes Read · published February 11, 2026 Flag of Ontario

In Ottawa, Ontario, businesses that store, handle or use flammable materials must follow municipal requirements and the Ontario Fire Code. This guide explains the practical rules that affect commercial storage, the departments that enforce them, how inspections and penalties typically work, and the steps to comply for retail, manufacturing and warehouse operations.

Overview

Storage of flammable liquids, gases and combustible solids is governed primarily by the Ontario Fire Code and enforced locally by Ottawa Fire Services and By-law and Regulatory Services. Requirements cover approved containers, separation distances, ventilation, secondary containment, labelling and approved storage cabinets. Businesses should integrate storage rules into their Fire Safety Plan and workplace health and safety practices.

Key provincial requirements are set out in the Ontario Fire Code; business operators must ensure site plans and operations conform to the Code and any city-issued directions or orders.Ontario Fire Code (O. Reg. 213/07)[1]

What counts as flammable material

  • Flammable liquids as defined by the Fire Code (by flash point and boiling range).
  • Flammable gases and aerosols used or stored on-site.
  • Combustible solids and materials that present a fire load.

For site-specific advice, contact Ottawa Fire Services and review municipal directions on hazardous materials and fire safety.Ottawa Fire Services: Fire and fire safety[2]

Penalties & Enforcement

Enforcement is carried out by Ottawa Fire Services and By-law and Regulatory Services under the authority of the Ontario Fire Code and municipal bylaws. Inspections may be routine, complaint-driven or follow up on an incident. Orders to remedy unsafe storage can be issued on site and may require immediate removal, segregation or additional controls.

Fines and monetary penalties

  • Specific fine amounts for contraventions are not specified on the cited Ottawa pages; refer to the Ontario Fire Code and municipal provincial offences schedules for amounts if published.
  • Where the municipal bylaw lists provincial offences, monetary penalties may be set by the applicable Provincial Offences Act schedules or city bylaws; amounts are not specified on the cited page.
Non-compliance can lead to orders and potential charges under provincial offences.

Escalation and repeat offences

  • First contravention: usually an order to comply or corrective direction; monetary amount not specified on cited page.
  • Repeat or continuing offences: may result in charges, higher fines or court proceedings; specific escalation ranges are not specified on the cited page.

Non-monetary sanctions and powers

  • Orders to remedy unsafe conditions, including removal of materials, changes to storage practices and required safety upgrades.
  • Inspection reports and directions recorded as part of the file.
  • Prosecution under the Provincial Offences Act and potential court orders where non-compliance continues.

Enforcer, inspection and complaint pathways

  • Primary enforcer: Ottawa Fire Services for fire code matters and emergency orders.
  • Complaints and inspection requests: contact Ottawa Fire Services via the city fire pages or the municipal 311/by-law complaint process.
Document and keep records of storage quantities and safety measures to speed inspections.

Appeals, review and time limits

  • Appeal routes: where a provincial offence or order is issued, review or contestation follows the procedures in the order notice or under the Provincial Offences Act; specific appeal time limits are not specified on the cited Ottawa pages.
  • If the Fire Code or a municipal order is cited, seek review instructions on the notice or contact the issuing office promptly.

Defences and discretion

  • Reasonable excuse or evidence of compliance steps may be considered; permits, approved Fire Safety Plans or compliance certificates can affect outcomes.
  • Where variance or alternative measures are proposed, present them to the issuing officer with documented mitigation.

Common violations

  • Storing flammable liquids in non-approved containers or in areas without required ventilation.
  • Exceeding allowable quantities without proper separation or storage cabinets.
  • Poor labelling and lack of Safety Data Sheets on site.

Applications & Forms

There is no single city “flammable storage permit” published on the cited Ottawa pages; businesses typically provide a Fire Safety Plan, product inventories and any required building permits or hazardous materials notifications as part of consultations with Ottawa Fire Services and Building Services. For specific form names, fees or submission portals, consult the issuing department.

Prepare a written inventory and Fire Safety Plan before an inspection to reduce delay.

How to comply - practical steps

Follow these steps to align your business with Ottawa and Ontario fire storage requirements.

  1. Identify all flammable materials on site and compile Safety Data Sheets (SDS) for each product.
  2. Compare quantities and storage methods to the Ontario Fire Code requirements and industry standards.
  3. Prepare or update your Fire Safety Plan and, if required, building or site permit applications.
  4. Contact Ottawa Fire Services for advice or to request an inspection prior to changes.
  5. Implement approved storage cabinets, ventilation and labelling, and train staff on handling and emergency response.

FAQ

Do I need a permit to store small quantities of flammable liquids?
It depends on quantity and storage method; small quantities may be allowed with compliant containers and a Fire Safety Plan, but confirm with Ottawa Fire Services.
Who inspects my site for flammable storage compliance?
Inspections are performed by Ottawa Fire Services or designated municipal officers; building services may inspect related aspects.
How quickly must I comply with an order?
Timeframes are set in the order; if not stated, contact the issuing officer immediately to agree on compliance timelines.

How-To

  1. Gather product SDS and quantity records for all flammable materials on site.
  2. Review the Ontario Fire Code sections applicable to storage and calculate allowable quantities.
  3. Prepare a Fire Safety Plan and any necessary building permit documentation.
  4. Request an advisory inspection from Ottawa Fire Services before major changes.
  5. Implement physical controls, post signage, and train staff; keep records of training and inspections.

Key Takeaways

  • Follow the Ontario Fire Code and consult Ottawa Fire Services early for site-specific requirements.
  • Keep complete SDS, inventories and a Fire Safety Plan to speed inspections and reduce penalties.

Help and Support / Resources

  1. [1] Ontario Fire Code (O. Reg. 213/07)
  2. [2] Ottawa Fire Services - Fire and fire safety

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