Bolthole Index

Calhoun County, Mississippi

Zoning, building permits and septic rules in Town of Derma, Mississippi

Town of Derma is a town in Calhoun County, Mississippi. Septic permits inside Town of Derma come from the state health agency. 5 rules below are quoted from official sources and independently re-checked, most recently on November 5, 2026. Rules for unincorporated land are on the Calhoun County page.

Answers from the rulebook for Town of Derma

Rules another office applies inside Town of Derma

Town of Derma 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 septicState (with conditions)

    On-site wastewater systems serving property inside Derma town limits when public sewer is unavailable.

    • MSDH refers applications within one mile of a sewer line to connect and requires a sewer provider's Letter of Rejection before proceeding with the application.
    “If public sewer is not available in your area, you will have to apply to us for the proper paperwork.”
  • Septic permitRequired

    Installation of an on-site wastewater disposal system inside Derma town limits.

    • The stated permit requirement also applies to obtaining a water meter.
    “The Permit is required for a water meter and the installation of an on-site wastewater disposal system.”
  • Septic inspectionLimited

    On-site wastewater systems inside Derma town limits.

    • The source expressly addresses inspections connected with real-estate transactions, not all new-system inspections.
    “The State does not require the septic be inspected as part of a real estate transaction. However, this could be considered a liability if the system malfunctions after the transaction is completed.”
  • Off-grid sanitationLimited

    Off-grid wastewater disposal inside Derma town limits.

    • Wastewater must be piped to central sewer or septic; no gray water may be discharged on the ground, ditches, or bodies of water.
    “All wastewater is required to pipe into a central sewer system or a septic system for proper disposal. No “gray water” can be discharged on the ground, ditches, or bodies of water.”
  • Mandatory utility hookupConditional

    Permanent water-meter service for property inside Derma town limits.

    • Permanent sewage disposal must be a sewer line or septic system; if public sewer is unavailable, the applicant must apply to MSDH for proper paperwork.
    “State law requires you have permanent sewage disposal solution available to receive a permanent water meter. Permanent sewage disposal solutions can be a sewer line or septic system.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Derma or Calhoun County directly.

  • Building permit — Residential construction inside Derma town limits.
  • Owner-builder exemption — Owner-built residential construction inside Derma town limits.
  • Building code adopted — Construction inside Derma town limits.
  • Inspections — Building work inside Derma town limits.
  • Certificate of occupancy — Occupancy of buildings inside Derma town limits.
20 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
  • Well permit
  • 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 Town of Derma publishes no rule on the point, not that none exists. Calhoun County’s page lists the county offices to call.

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