Bolthole Index

Polk County, Missouri

Zoning, building permits and septic rules in Fair Play, Missouri

Fair Play is a city in Polk County, Missouri. Septic permits inside Fair Play come from the county and state together. 3 rules below are quoted from official sources and independently re-checked, most recently on November 5, 2026. Rules for unincorporated land are on the Polk County page.

Answers from the rulebook for Fair Play

Rules another office applies inside Fair Play

Fair Play 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 septicMixed (with conditions)

    On-site wastewater systems, including any system proposed inside Fair Play city limits.

    • DHSS or a local agency typically handles an individual subsurface system serving one single-family residence; DNR has responsibility for the other categories listed by DNR, including direct discharges, lagoons other than an individual lagoon, and facilities exceeding 3,000 gallons per day.
    “In Missouri, different state and local agencies are responsible for regulating wastewater treatment systems.”
  • Septic permitRequired

    Construction, major modification, or major repair of an on-site sewage disposal system inside Fair Play city limits.

    • Except as otherwise provided in RSMo 701.031.
    • First notify the city, county, or department; complete the department form; submit the application fee set by the city, county, or department; and obtain a construction permit.
    “no person may [...] construct or make a major modification or major repair to an on-site sewage disposal system without [...] obtaining a construction permit.”
  • Off-grid sanitationLimited

    On-site sanitation used inside Fair Play city limits.

    • An on-site system may not be operated so as to cause a nuisance, health hazard, or contamination of surface water or groundwater.
    • Construction, major modification, or major repair is subject to the state construction-permit requirements and stated RSMo 701.031 exception.
    “No person or property owner may operate onsite systems in a manner as to cause a nuisance, health hazard or contaminate surface water or groundwater.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Fair Play or Polk County directly.

  • Building permit — Residential construction inside Fair Play city limits.
  • Owner-builder exemption — Owner-built residences inside Fair Play city limits.
  • Building code adopted — Construction inside Fair Play city limits.
  • Inspections — Residential building inspections inside Fair Play city limits.
  • Certificate of occupancy — Occupancy of structures inside Fair Play city limits.
22 more unanswered
  • Local zoning
  • Zoning districts
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Septic inspection
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees
  • Permit process

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.

Unanswered questions are usually a sign that Fair Play publishes no rule on the point, not that none exists. Polk County’s page lists the county offices to call.

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