Zoning, building permits and septic rules in Agency, Iowa

Agency’s own rules

• Building permitRequired

  Construction inside Agency city limits; the codebook's accessory building rule is quoted for the permit requirement

  • The accessory-building sentence is quoted directly; the city's permit page states that permits are available for residential and commercial uses.
  • The restricted residence district rule (6-13-4) also requires a permit for residences inside that district.

  “6-11-2 a building permit must be issued prior to construction of any accessory building or structure.”

• Local zoningPresent (with conditions)

  Land inside the corporate limits of Agency city, Wapello County, Iowa (ZIP 52530). Not the unincorporated county area.

  • The city's planning page confirms the council reviews zoning ordinance amendments, but the zoning ordinance text and map were not opened in this research.
  • The 2021 codebook separately contains a restricted residence district ordinance (Title VI, chapter 13), which covers only specific mapped areas.

  “the agency city council reviews proposed amendments to zoning ordinances, site plans and plat applications”

• Zoning districtsPartial

  Zoning districts inside Agency city

  • Only the restricted residence district (chapter 13) is documented in the codebook; the full zoning district list and map were not located.
  • The urban revitalization plan describes the city's mapped classifications as residential and commercial, with single-family, multi-family and commercial uses.

  “the purpose of this ordinance is to establish a restricted residence district in the city of agency, iowa”

• SetbacksDistrict specific (with conditions)

  Buildings and accessory buildings inside the mapped restricted residence district of Agency city (Title VI, chapter 13)

  • Applies only inside the restricted residence districts described in 6-13-3; it is not a citywide setback.
  • Accessory buildings are also limited to 5 feet from the principal structure or property line under 6-11-3, or as set by the zoning ordinance.

  side lot line setback: >= 5 feet (existing noncompliant buildings may be extended in conformance with existing side lot setback lines)

  “no residence or other building exempted from permit shall be located in the restricted district closer than five (5) feet to the side lot lines”

  One more reviewed finding on this topic

  • Specified — Accessory buildings and structures other than a private garage inside Agency city

    “no part of the structure shall be closer than five (5) feet from the principal structure or property line, or as set forth in the zoning ordinance for property setbacks.”

• Lot coverageSpecified

  Accessory buildings and structures placed in the rear yard inside Agency city. This is a rear-yard occupancy limit, not a total lot coverage limit.

  • A private garage may occupy up to 50 percent of the required rear yard, but no more than 30 percent of the rear yard may be occupied by garage, accessory building or structure combined.
  • Total lot coverage for the principal building was not located.

  accessory structure share of required rear yard: < 30 percent (private garage up to 50 percent, combined rear-yard limit 30 percent)

  “and the structure shall occupy less than 30 percent of the required rear yard, except for a private garage, which may occupy up to 50 percent of the required rear yard.”

• Building heightSpecified

  Accessory buildings and structures other than a private garage inside Agency city

  • Limit is stated for sidewalls; principal building height and the main residential district height limit were not located.

  accessory building sidewall height: <= 12 feet (private garage not covered by this sentence)

  “accessory buildings and structures, other than a private garage, shall be limited to twelve (12) feet in height for sidewalls”

• Manufactured homesLimited

  Mobile and manufactured homes placed inside Agency city

  • The residential-structure standards in chapter 6-20 do not apply to mobile or manufactured homes in a mobile home park or mobile home subdivision that complies with the city's zoning or subdivision ordinances.
  • Outside such a park or subdivision, chapter 6-20 requires at least two functional entrance and exit doors and no attached wheels, axles or towing device on a residential structure.

  “the provisions of this chapter shall not apply to “mobile” or “manufactured” homes placed in a mobile home park or a mobile home subdivision in compliance with the zoning or subdivision ordinances of the city of agency.”

• Who permits septicLocal (with conditions)

  Private sewage disposal systems for lots inside Agency city where no public sanitary sewer is available

  • The permit is signed by the city's superintendent, so the city administers the private system permit.
  • The codebook's subdivision section also refers to state department of health approval for sewage facilities in subdivisions (6-12-9); that sentence was not opened in full.

  “before commencement of construction of a private sewage disposal system the owner shall first obtain a written permit signed by the superintendent.”

• Septic permitRequired

  A new private sewage disposal system built inside Agency city where a public sewer is not available

  • Applies only where a public sanitary or combined sewer is not available; otherwise the building sewer must connect to the public sewer.

  “before commencement of construction of a private sewage disposal system the owner shall first obtain a written permit signed by the superintendent.”

• Off-grid sanitationLimited

  Non-sewered sanitation inside Agency city

  • Allowed only where a public sanitary or combined sewer is not available, and only with a city-signed permit and a system complying with the chapter.

  “where a public sanitary or combined sewer is not available under the provision of 6-2-2(4), the building sewer shall be connected to a private sewage disposal system complying with the provisions of this section.”

• Mandatory utility hookupSewer (with conditions)

  A new home on a lot abutting a street or alley where a public sanitary or combined sewer is located inside Agency city

  • The mandate applies when the public sewer is within 150 feet of the property line.
  • Where no public sewer is available, the private system rule in 6-2-3 applies.

  distance to public sewer: <= 150 feet (measured to the property line)

  “to connect such facilities directly with the proper public sewer in accordance with the provisions of this ordinance, provided that said public sewer is within one hundred fifty (150) feet of the property line.”

• Subdividing landRegulated (with conditions)

  Land divisions inside Agency city limits under the city's subdivision regulations (Title VI, chapter 12)

  • Subdivision regulations require a plat; the city council and city engineer review preliminary plats.
  • Building permits for a separate tract are limited unless the tract has been platted under the ordinance (the two-permit chain rule).

  “6-12-28 chain subdividing no more than two building permits for each separate tract existing at the effective date of this ordinance shall be issued unless the tract has been platted in accordance with this ordinance”

• Permit processPartial

  Building permit application process inside Agency city

  • Forms are downloadable only where offered; otherwise they must be requested from City Hall by phone or in person.
  • No published review timeline, fee schedule or step list was located.

  “to obtain a permit for both residential and commercial uses, simply download the forms below (if available) or give us a call”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Agency or Wapello County directly.

• Owner-builder exemption — Owner-builder permit exemption inside Agency city
• Building code adopted — Building construction standards inside Agency city
• Inspections — Building inspections for new construction inside Agency city
• Certificate of occupancy — Certificate of occupancy for new homes inside Agency city
• Minimum dwelling size — Minimum floor area for a dwelling inside Agency city

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.