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Permit guideLondonSite Alteration & EngineeringSite Alteration

Site alteration permits

Unless the work is exempt under Part 2 of the Site Alteration By-law, no person shall undertake, cause or permit Site Alteration on a Site without first obtaining a Permit issued by the Director, Planning and Development.

From London’s own pages, checked Oct 2026.

The municipality lists what to submit. CodeEase shows what the building code asks of it. See CodeEase →

  1. Check whether you need a permit

    • Unless otherwise exempt under Part 2 of this By-Law, no person shall undertake, cause or permit Site Alteration on a Site without having first obtained a Permit issued by the Director, Planning and Development.
    • "Site Alteration" shall mean the physical changing of site conditions through the placement or Dumping of Fill, the excavation, alteration of soil, and/or alteration of the grade which may include but is not limited to: the removal of vegetative cover, including trees outside of Tree Protection Areas that are not addressed by the City’s Tree Protection Bylaw ; the compaction of soil; the obstruction of drainage facilities; the modification of watercourses, such servicing work required to support the site alteration activities; or any combination of the aforementioned activities.
    Exemptions

    The provisions of this By-Law do not apply to the following:

    • Site Alteration of a Municipality, Road Authority, or Crown Agency.
    • Any placing or dumping of fill, removal of soil, or alteration of the grade of land exempted pursuant to section 142 (5) of the Municipal Act, 2001.
    • Site alteration as an incidental part of a normal agricultural practice including such removal as an incidental part of sod-farming, greenhouse operations and nurseries for horticultural products, but not including the removal of topsoil for sale, exchange or other disposition.
    • Residential Lots under 0.5 ha in size (see Note 1 below).
    • Routine maintenance activities within established golf courses.
    • Emergency repair work performed in consultation with the City, subject to any requirement from the Director, Planning and Development to obtain a permit for the continuation of such work.
    • Site Alteration authorized as a condition of approval for a site plan, plan of subdivision or consent or as a requirement of an executed development agreement, subdivision agreement or consent agreement pursuant to sections 41, 51 or 53 of the Planning Act, as amended.
    • Note 1: Exemption (d) shall not apply where site alteration is proposed on any lands within, adjacent to, or within the trigger distance requiring environmental study and area of adjacent lands of the natural heritage system. This is identified in the City’s Official Plan, The London Plan, unless the lots have undergone a planning process that established appropriate and approved buffers from these areas. In such cases, site alterations may proceed in accordance with the approved buffers. However, if any encroachment into these buffers occurs, a Site Alteration Permit shall be required, and enforcement under this by-law shall apply.
  2. Arrange an informal discussion

    • To apply for a Site Alteration Permit, applicants are encouraged to email DevelopmentInspections@london.ca or call 519-930-3500 to arrange an informal discussion.
    • This is an opportunity to discuss the proposal and process. Subsequently, a submission may be made for a Site Alteration Permit, if warranted.
    • All permits are processed internally by multi-disciplinary teams of planners, engineers, site development planners, landscape architects, and various departments and agencies that provide feedback throughout the consultation and application process.
    • Site alteration submission requirements and exemptions can be accessed by reviewing the Site Alteration By-law - C.P.-1591-279 | City of London
    • If you have any questions, please contact plandev@london.ca or DevelopmentInspections@london.ca
  3. Prepare your plans0 of 3

    A person applying for a Permit shall submit the following to the Director, Planning and Development or designate:

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  4. Complete the form1

  5. Pay the fee

    • The permit fee, if applicable, which shall be calculated in accordance with the Fees and Charges By-Law No. A-59, as amended, and submitted in a form acceptable to the City.
  6. Before the permit is issued

    • The Owner has fulfilled all requirements pursuant to this By-Law.
    • Site Alteration drawings have been accepted by the City.
    • Security is provided in a form and amount to be determined by the Director, Planning and Development in accordance with the City’s Policies and By-Law’s (as amended from time to time) to secure performance of the work for which the Permit was obtained and compliance with any conditions of granting the Permit.
    • Proof is provided of any other permit that may be required from the City or any external agency or person for the completion of work associated with the Site Alteration.
    • Every Permit that is issued is subject to the General Requirements as outlined in Schedule 'A' of this By-Law.
    • The Director, Planning and Development may impose special conditions on a Permit that are reasonable, including requiring the Owner to enter into a Site Alteration Agreement with the City, to ensure that the proposed Site Alteration is consistent with the provisions of this By-Law and to minimize any Adverse Effect.

Written from London’s own pages as published on 23 October 2026. The municipality decides what a permit needs: confirm with it before you apply. Legal notice

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