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# Middlesex County Development Charges
Development Charges assist in financing capital projects required to meet the increased need for services resulting from growth and development. Development Charges may only be used for the purpose for which they are collected. Middlesex County collects development charges for services related to a highway (roads and related infrastructure, facilities and fleet) and growth-related studies.
**Middlesex County's Development Charges**
Middlesex County Council passed the current *Development Charges By-Law* on July 16, 2024, effective January 1, 2025.
* Development Charges By-Law #7291
Before a development charges by-law can be passed by Council, a background study must be completed in accordance with the provisions laid out under the *Development Charges Act, 1997*.
* Development Charges Background Study
The current *Development Charges By-Law*imposes both residential development charges (calculated upon number of units, type of units, and number of bedrooms where applicable) and non-residential development charges (calculated per square foot of total floor area of the building) on all lands within the boundaries of Middlesex County.
Development charges applicable to residential and non-residential developments are calculated, payable, and collected upon the issuance of a building permit.
**Projects Subject to Development Charges**
You may be required to pay Middlesex County Development Charges for development or redevelopment projects, if you are:
* Constructing a new building
* Making an addition or alteration to an existing building that increases the number of residential units or the non-residential gross floor area
* Redeveloping a property or making interior alterations that result in a change of use to all or part of a building
Middlesex County Development Charges are levied County-wide. There are no area charges. For a complete list of requirements, reference should be made to By-law No. 7291.
**When Are the Charges Due?**
Development charges imposed under the Middlesex County Development Charges By-law are generally calculated, payable and collected on the date that a building permit or occupancy permit under the *Building Code Act*, 1992, S.O. 1992, c. 23, as amended; if issued in relation to a building or structure on the land to which the development charge applies. In some cases, development agreements may change the payment timing.
**When Are Development Charges Exempt?**
Middlesex County Development Charges, generally, are not imposed with respect to the following non-statutory exemptions:
* Industrial development
* Land, buildings, or structures used for a place of worship or for the purpose of a cemetery or burial ground and exempt from taxation under the Assessment Act
* Non-residential agricultural use buildings
**Statement of the Treasurer**
As required by the *Development Charges Act, 1997*, as amended, and Regulation 82/98 the Treasurer for the County of Middlesex must prepare an annual financial statement reporting on the status and transactions relating to the development charge reserve funds for the previous year. This statement is presented to the Council of the County of Middlesex for their review and will be available on the County's website.
* 2025 Annual Treasurer's Statement
## Brochure
For rates and more information pertaining to the current *Development Charges By-Law*, see the *Development Charges Brochure*.
* Development Charges Brochure - Metric - 2026
* Development Charges Brochure - Standard - 2026
## Contact
Middlesex County Administration Offices
399 Ridout St. N. London, ON N6A 2P1
Phone: (519) 434-7321
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