Property Tax for Business

Whether you own a commercial, industrial or multi-residential property, find the answers to all your  business property tax questions below

Commercial, Industrial & Multi-Residential Property Tax

When are your property taxes due?

The 2024 Interim Tax Bills were mailed on January 31, 2024, and are due in two installments. The Interim installments are due on February 29, 2024, and March 28, 2024.

The 2024 Final Tax Bills are to be mailed on May 31, 2024, and they are due in three installments. The Final Tax installments are due on June 28, 2024, August 30, 2024, and October 31, 2024.

Supplementary taxes are due on various dates depending on the date of issue.

Please check the back of your tax bill for more information on penalties and charges that apply to late payment.

Property Tax Payment Options

​The City of London's Pre-Authorized Payment Plan offers the convenience of paying your tax bill over 10 months through automatic withdrawals from your banking institution.

Please contact your financial institution for details on how to set up your automatic withdrawals. Other payment options are outlined on the back of your tax bill.

 Pre-Authorized Payment Plan

How do I enroll in the Pre-Authorized Payment Plan?

Once you fill out the Pre-Authorized Tax Payment Plan Authorization Agreement form & send it and a void cheque, payments will be deducted from your bank account on the last business day of the month. There is no service charges or fees for enrolling in the plan.

Please note that if you own more than one property, a separate Authorization Agreement (make an link to PDF) is required for each property.

In order to participate in the pre-authorized payment plan, all taxes must be fully paid to date.

Please send your Pre-Authorized Tax Payment Plan Authorization Agreement​​​ and void cheque to:

Finance, City of London, Room 407  300 Dufferin Ave.

PO Box 5256                                                                                               

London, ON N6A 5M6                                                                                                                   

Fax: 519-661-6518 – Attention: Transfer Clerk                                                                 


How does the plan work? 

Once enrolled, payments will be deducted from your bank account on the last business day of the month. They payments will be taken over 10 months – January to October – and cover the interim and final tax bills.

It is important to note that there are NO payments in November or December and the program automatically starts again the following January. Supplementary taxes for new construction or improvements will not be covered by the Pre-Authorized Payment Plan and must be paid separately.

Mail-in Payments

You can pay your property taxes by mailing a cheque made payable to the City of London. Please do not mail cash. Payments provided by mail must be postmarked on or before the due date to avoid penalties.

You can mail your payments to:

Finance, City of London, Room 407

300 Dufferin Ave., PO Box 5256

London, ON N6A 5M6

In Person

Londoners can pay their property taxes in-person on the first floor of City Hall between the hours of 8:30 a.m. and 4:30 p.m.  City Hall is located at 300 Dufferin Avenue.

Please Note: Payments can also be submitted in the night letter depository located on the wall at the southwest corner of City Hall.

Financial Institutions

Property tax payments can be made at most financial institutions, upon payment of their fee, if applicable. It is important to note that payments at financial institutions must be date stamped by the teller on or before the due date to avoid penalty.

Londoners may also make payment through their bank's online banking portals. Please reach out to your financial institution's representative for more information regarding this option.

When is my next property tax installment due?

Learn when your next property tax installment is due by using the below app.  

Please ensure you have your property account number handy, which can be found on your property tax bill.

Property Tax Lookup

Credit Card

Using a third-party service provider, Londoners can pay their property taxes using a credit card. It is important to note that the City of London does not offer the option of paying property taxes via a credit card at City Hall.

Plastiq is a third-party provider offering the credit card method. Please note that third-party providers charge a fee for their service. Please contact the third-party service provider for more information.

The tax team is always available to answer your questions and can be reached by phone at 519-661-2489 or via email at 

Property Assessment

For questions regarding the assessed value of your property, please contact the Municipal Property Assessment Corporation who administers all valuations of property.

If you disagree with your property assessment, you have the option to appeal to the Assessment Review Board. The deadline for the appeal process is March 31.

Please Note:

Beginning with the 2009 tax year, assessment appeals for residential, farm, managed forest or conservation land properties can only be filed with the ARB if:

  • A Request for Reconsideration (RFR) has been filed with the Municipal Property Assessment Corporation by March 31st; AND
  • A decision on the RFR has been received by the taxpayer noting a revised appeal deadline.

For more information on the appeal process, please contact the Assessment Review Board at 1-800-263-3237.

Tax Codes for the City of London

2023 Tax Codes for the City of London

2022 Tax Codes for the City of London

2021 Tax Codes for the City of London

If you have any questions, please reach out to the tax team at

Tax Rebate Programs

Registered Charities

Registered charities which occupy property in the commercial or industrial class may be eligible for property tax rebates of 40 per cent. All those who wish to apply must have a valid registration number issued by The Canada Revenue Agency and submit an application by the last day of February following the tax year.

The application form can be downloaded as a PDF document. It is also available from the tax team.

The tax rebate offered to charities is intended to offset property tax increases that resulted from the elimination of the Business Occupancy Tax.  Qualifying charities must apply each year for the rebate.

Tax Refunds 

Tax Refund Information

Upon application to the Treasure of a local municipality made in accordance with Section 357 or 258, the local municipality may cancel, reduce or refund all or part of taxes levied on land in the year in respect of which the application is made.

Tax Refund Application Form

​Tax Forms

Tax Certificates

A tax certificate is a legal document that a homeowner, law firm or bank can purchase.  It shows:

  • Annual taxes levied
  • List of the installment dates and associated amounts levied
  • Current balance on the account including arrears if any
  • Any local improvements billed to the property

Water Certificates are issued through London Hydro, so they would have to be contacted independently.

As of January 1, 2024 the fee for a Tax Certificate is $61

Click here to download the Request for Certificate of the Treasurer form. 

How to request a tax certificate

Tax certificate requests are accepted by a letter accompanied with a cheque.  The municipal address, the roll number and your e-mail address is required.   (We do not require the legal description unless the property has no address).  


Finding the roll number

  • It can be found by going to, Maps, then click on CITYMAP.  Once the property is found, click on it once and the roll number will appear.  To review the legal description and official addressing listed on the roll, click the underlined roll number and another tab will open listing the additional information


  • Call our main line (519) 661-4540



Mailing address

By Canada Post:

City of London - Finance Supports

Taxation – Tax Certificates

PO Box 5035

London ON  N6A 4L9


By Courier:

City of London - Finance Supports

Taxation – Tax Certificates

300 Dufferin Ave, Main Lobby

London ON  N6B 1Z2


Payment can be made by cheque or money order made payable to “THE CITY OF LONDON”.  Customers may also pay for the tax certificate in person by Debit, Cash or Cheque, Monday to Friday 8:30am-4:30pm at 300 Dufferin Ave, Main Lobby, London, Ontario N6B 1Z2.  We do not accept Credit card payments.

The certificate processing times are 3-5 business days and they will be e-mailed to you upon completion.

NOTE:  While you are waiting for the tax certificate to be e-mailed back to you, you may e-mail a copy of the letter and cheque to, then call our main line (519) 661-4540 for a verbal.


Prepaid Tax Certificate Program

For law firms that regularly order tax certificates, we do have a pre-paid program where you send money in advance creating an account.  Once on this program, you would be able to just e-mail in your tax certificate requests.   Monthly reports will be issued to indicate any amounts deposited, the current balance on this account and a list of the tax certificates issued to your firm/company during the month.

For more information or questions, please contact the Tax Office at (519) 661-4540, e-mail, or call the Tax Certificate and Apportionment Analyst at (519) 661-2489 ext. 4601.

Last modified:Monday, April 15, 2024