Wilkinson County, Mississippi
Town of Crosby is a town in Wilkinson County, Mississippi. Septic permits inside Town of Crosby come from the state health agency. 9 rules below are quoted from official sources and independently re-checked, most recently on November 5, 2026. Rules for unincorporated land are on the Wilkinson County page.
Town of Crosby does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Buildings inside Crosby town limits to which the Mississippi Fire Prevention Code applies, including public-assembly buildings and permitted buildings at least seventy-five feet high.
“The State Fire Marshal shall promulgate the Mississippi Fire Prevention Code which shall apply to: 1. All buildings owned by the State or State Agencies; 2. All buildings utilized for public assembly, except in any County or Municipality which has adopted a Fire Prevention Code with standards not less stringent than the Mississippi Fire Prevention Code; 3. All buildings, the permits for the construction of which are issued subsequent to the effective date of Sections 45-11-101 to 45-11-111 and which are not less than seventy-five (75) feet in height; provided, however, that in any county or municipality which has adopted a fire prevention code with standards not less stringent than the Mississippi Fire Prevention Code, the provisions and enforcement mechanism thereof shall apply and not the Mississippi Fire Prevention Code.”
Individual on-site wastewater systems inside Crosby town limits, which spans Amite and Wilkinson Counties.
“The On-site Wastewater program develops policy and regulations and provides technical assistance to regional environmentalists in designing and inspecting Individual On-site Wastewater Disposal Systems (IOWDS), recreational vehicle campgrounds/lodging parks, septage pumpers/haulers and individual water supplies.”
Installation of an on-site wastewater disposal system inside Crosby town limits.
“The Permit is required for a water meter and the installation of an on-site wastewater disposal system.”
Installation or approval of an on-site wastewater disposal system inside Crosby town limits.
“Do you wish for the Department to inspect the installation of your on-site wastewater disposal system. NOTE: If home financing is involved, we advise you to select Yes. We will not approve the system after installation if the mortgage company, utilities, local municipalities, or other entities require it.”
Discharge of gray water or other wastewater onto land, ditches, or water bodies inside Crosby town limits.
“Mississippi does not recognize gray water. Anything that could be considered gray water in other states is classified as wastewater in Mississippi. 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.”
A permanent water-meter connection for property inside Crosby town limits.
sewer-line referral distance: <= 1 mile (MSDH requires a sewer-provider Letter of Rejection before it can proceed with the application)
“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. [...] MSDH automatically refers applications within one (1) mile of a sewer line to connect. We must receive a Letter of Rejection from the sewer provider before we can proceed with the application.”
Subdivision developments inside Crosby town limits that require MSDH on-site wastewater review or approval.
“Staff engineers review and authorize Certified Professional Evaluator's designed On-site Wastewater Disposal Systems, Commercial Developments (Subdivisions, Manufactured, Multi-family, RV Campgrounds/Lodging Parks), Commercial Establishments (Restaurant, Child Care Facility/School. Church, Shopping Center, Office, etc.), review and approve manufactured designs of wastewater components, etc.”
MSDH wastewater permit and related applications for property inside Crosby town limits.
Notice of Intent + Final Approval: 197.5 USD · Notice of Intent + Exemption: 100 USD · Existing Residential Inspection: 100 USD · Subdivision application: 325 USD (plus $6.50 per lot)
“Notice of Intent + Final Approval is currently $197.50 Notice of Intent + Exemption is currently $100 Existing Residential Inspection is currently $100 [...] Subdivision is currently $325 + $6.50/lot Online payment will be subject to a processing fee. All fees are subject to change. Additional costs may be included if online application is not used.”
MSDH applications for a new on-site wastewater system or associated water-meter process inside Crosby town limits.
“File a complete application. Our application forms for new onsite wastewater systems are now online. Apply online using the button below. You may also use our printable PDF application forms. Submit documents to us by fax, mail to our physical location (see contact information below) or by e-mail to wastewater@msdh.ms.gov . Please include identifying information with any submitted documentation. Pay fees. Once we receive a complete application, we will e-mail you a link to an online payment system (there is a small additional fee for online payment). Follow the link in the e-mail message to pay your fee; you should receive a receipt by e-mail. No cash payments or checks will be received in the county offices for environmental fees.”
We looked and could not find an official answer yet. Silence is not permission; ask Town of Crosby or Wilkinson County directly.
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 Crosby publishes no rule on the point, not that none exists. Wilkinson County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Town of Crosby means bringing your own water and power. The kit we’d start with:
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