Bolthole Index

Washington County, Minnesota

Zoning, building permits and septic rules in May Township, Minnesota

May Township is a township in Washington County, Minnesota. May Township adopts its own zoning, so inside its limits May Township’s rules apply, not the county’s. Septic permits inside May Township come from Washington County (Washington County Public Health and Environment - Septic (SSTS) · 651-430-6655). 3 rules below are quoted from official sources and independently re-checked, most recently on November 8, 2026. Rules for unincorporated land are on the Washington County page.

Answers from the rulebook for May Township

May Township’s own rules

  • Building permitRequired

    Structures erected or structurally altered inside the Town of May, Washington County, Minnesota.

    • A building permit must first be issued and the structure and land use must comply with the Town chapter and all Building Codes.
    • No site preparation, including rough grading, driveway construction, footing excavation, or other physical site changes, may occur before issuance of the building permit and other zoning-use permits.
    • The permit application is made to the Town Building Inspector; it requires proof of ownership and a scaled site plan.
    • For a lot fronting a town road or future town road, the application must include a cash escrow amount set by the Town Board in Chapter 13.
    • Work must begin within 60 days after issuance unless the Building Inspector approves an extension to 90 days, and must be completed within one year.

    construction commencement deadline: 60 days after permit issuance (An application for an extension to 90 days may be submitted to and approved by the Building Inspector.) · construction completion deadline: 1 year after permit issuance

    “No structure shall be erected or structurally altered until a building permit has been issued, indicating that the existing or proposed structure and the use of the land comply with this chapter and all Building Codes.”
  • Local zoningPresent (with conditions)

    Land inside the Town of May, Washington County, Minnesota.

    • The Town code establishes zoning districts and regulates land use, building size, location, construction, use, and population density.
    • Uses must be expressly permitted, accessory, or conditional in the applicable zoning district; otherwise they are not permitted under Town Code section 701.03.
    “The general purpose of this Code is to regulate the use of land in the Town of May through the establishment of zoning districts and including the regulation of size, location, construction and use of buildings and structures, limitations on density of population by repealing existing zoning ordinances and provision for gradual elimination of non-conforming uses, buildings and structures; all for the purpose of promoting the public health, safety, order, convenience and general welfare of the citizens of the Town of May.”

Rules another office applies inside May Township

May Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Who permits septicCounty (with conditions)

    Private and community individual sewage treatment systems inside the Town of May, Washington County, Minnesota.

    • Washington County Department of Public Health and Environment issues permits and inspects septic systems inside the Town of May.
    • A county permit is required to install new septic tanks or soil-treatment area, repair or replace an existing system or component, or change the use, expand, or modify the building or facility served.
    • Permit fees are non-refundable.
    • May Township operates the Carnelian Hills community '201' wastewater facility; this does not displace Washington County's stated septic permitting and inspection responsibility.
    “The Department of Public Health and Environment of Washington County is responsible for issuing permits and inspecting septic systems within the Town of May. Chapter Four of Washington County’s Development Code regulates Individual Sewage Treatment Systems and was established in compliance with Minnesota Rules Chapter 7080.”

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

← All of Washington County: county rules, score and offices