Amherst County, Virginia requires a building permit before covered construction begins, with exemptions for specified minor work and small structures.1 A zoning permit can still be required when the building permit is exempt.2 Building Safety & Inspections issues building permits, Planning & Zoning handles zoning, and septic and well permits come from Amherst County Environmental Health, a Virginia Department of Health office.345
At a glance
- Building permit
- Required for covered construction1
- Zoning
- County zoning permit required, including for cited permit exemptions2
- Septic
- VDH permits systems through Amherst Environmental Health56
- Private well
- Written permit required for construction, alteration, abandonment or deepening7
- RV living
- Long-term private-land occupancy not confirmed; ask Planning & Zoning24
- Tiny home
- Parcel zoning and building-code approval must be confirmed12
- Owner-builder
- Contractor-license exemption is conditional; building-code requirements still apply8
Who to call
Building permits
Amherst County Building Safety & Inspections
Building permits, plan review and building inspections
153 Washington St, Amherst, VA 24521
Zoning
Amherst County Planning & Zoning
Zoning permits, development review, zoning and subdivision ordinances
153 Washington St, Amherst, VA 24521
Septic permits
Amherst County Environmental Health
Private-well and onsite-septic permitting
224 2nd St. P.O. Box 250 Amherst, VA 24522
Contact details are copied from each office’s official page and were checked against it on October 10, 2026.
Off-grid gear
Going off-grid in Amherst County means bringing your own water and power. The kit we’d start with:
- Water Crystal Quest Filter any source — well, rain, or creek — to drinking-clean.
- Power Bluetti Solar generators and home battery backup for living off the grid.
- Septic Soil percolation test kit Run your own perc test before paying an engineer — the first thing a septic office asks about.
- Water Well water test kit Bacteria, nitrates, hardness — know what the well on a parcel is really pumping.
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.
Do you need a building permit in Amherst County, Virginia?
Yes. Amherst County requires a building permit before covered construction or demolition and specified structural, plumbing, electrical, fire-protection, mechanical or fuel-supply work begins.9 Virginia's statewide building codes took effect January 18, 2024 and are administered through local building officials and inspections departments.10
Not every project needs a building permit: Amherst County lists exemptions including painting, residential reroofing and siding, fences, floor coverings, qualifying pools and qualifying one-story detached residential accessory structures no larger than 256 square feet.1 The cited accessory-structure exemption still requires a zoning permit, so check both approvals before starting.2 A qualifying nonresidential farm building may be exempt from the building code, but the exemption has use, location and flood-hazard conditions and does not cover a farmhouse or other residence.11
Before occupancy, a certificate of occupancy must be obtained, but none is required for an accessory structure as defined in the International Residential Code.1213 A new certificate is also not required for an addition to an existing Group R-5 building that already has one.14
A person building no more than one primary residence in a 24-month period for their own use is exempt from Virginia's contractor-licensing rules, but must still follow the Uniform Statewide Building Code, so an owner-builder still needs a building permit and inspections.15
Who issues building permits in Amherst County, and how do you reach them?
Amherst County Building Safety & Inspections handles building permits, plan review and construction inspections from the County Administration Building on Washington Street.3 Planning & Zoning administers and enforces the county zoning and subdivision ordinances and coordinates development review.4
Amherst County directs applicants to its online permits and applications portal.16 Virginia also permits applications by mail, allows electronic submission, and lets the building official require construction documents and a site plan showing structures, lot-line distances, wells and septic components.17 The local governing body sets the fee schedule using project size, volume, construction cost or another appropriate measure, and a separate 2% code-academy levy applies unless the stated exception does.18 Ask Building Safety & Inspections for the current project-specific total before filing.3
Does Amherst County have zoning?
Amherst County has county zoning administration, and a zoning permit remains necessary for the cited accessory structures that are exempt from a building permit.2 Planning & Zoning administers and enforces the county zoning and subdivision ordinances and coordinates development review.4 Virginia county zoning jurisdiction covers unincorporated territory; incorporated municipalities control zoning within their boundaries.19
Before relying on a listing description, ask Planning & Zoning to identify the parcel's jurisdiction and district and confirm the proposed use.4 We could not confirm current parcel-wide answers for minimum dwelling size, minimum lot size, setbacks, lot coverage, building height, accessory dwellings or long-term RV occupancy; Planning & Zoning can provide a parcel-specific determination.4 Private covenants are a separate title question.
How do septic and well permits work in Amherst County?
The Virginia Department of Health administers private-well and septic permitting through Amherst County Environmental Health in the Central Virginia Health District.520 The district issues onsite sewage construction permits and drinking-water well construction permits.67
Finished onsite sewage systems are inspected, and systems not built from a design certified by a licensed professional engineer or onsite soil evaluator generally may not be covered or used until the district or local health department approves them.2122 Only about 30% of Amherst County soils are rated without severe limitations for a conventional septic drain field, so make septic suitability an early purchase contingency.23 Buildings designed for human occupancy must use an approved sewerage system or treatment works with the applicable operating authorization.24
Can you live in an RV or tiny home on your land in Amherst County?
We could not confirm a county rule that generally allows long-term RV occupancy on private land in Amherst County. Planning & Zoning should confirm the parcel's permitted use, and Amherst County Environmental Health should confirm the sanitation plan.45 Virginia's campground rules apply to regulated campgrounds and do not establish a general residential right to occupy an RV on private land.25
A tiny home does not bypass Amherst County zoning, building review or sanitation approval. Covered residential construction requires a building permit, a zoning permit remains part of the county approval framework, and structures designed for human occupancy need approved sewage service or treatment.1224 Ask Planning & Zoning to confirm use, placement and dimensional standards before buying or ordering a unit.4
Building a home in Amherst County: what are the steps?
- Ask Planning & Zoning to confirm the parcel's jurisdiction, zoning district, proposed dwelling use and zoning-permit requirements.4
- Apply through Amherst County Environmental Health for septic and private-well construction permits when needed.567
- Confirm whether a new or changed entrance onto a VDOT-maintained highway needs a VDOT land-use permit.26
- Submit the zoning approval, applicable septic or well permit, building application, construction documents and any required site plan to Building Safety & Inspections.173
- Pay the locally scheduled fees and build to the approved permit documents.18
- Notify the building official at each applicable inspection stage, obtain final approval, and receive the certificate of occupancy before occupying the home.2728
What should you check before buying land in Amherst County?
Start with written parcel answers, not the seller's summary. Ask Planning & Zoning to identify the zoning district, allowed dwelling type, setbacks, access rules, subdivision status and any floodplain overlay.4 Work that might otherwise be permit-exempt can still require a permit in a special flood hazard area.29
Make septic suitability a contract contingency: only about 30% of county soils are rated without severe limitations for a conventional drain field.23 Confirm the legal driveway connection because work in VDOT right-of-way requires a land-use permit.26 For carrying-cost context, the county's effective property-tax rate is about 0.5%, and the median annual property-tax bill is about $997, but a parcel's assessment and tax treatment can differ.3031
Watch-outs
- A building-code exemption does not automatically erase zoning approval; Amherst County still requires a zoning permit for the cited permit-exempt accessory structures.2
- Only about 30% of Amherst County soils are rated without severe limits for a conventional septic drain field, so verify the approved system and reserve area before closing.23
- Long-term RV occupancy, tiny-home placement and parcel-specific setbacks were not confirmed; obtain a written determination from Planning & Zoning before committing money.4
Sources
- Amherst County services and information, quoted and re-checked
- Amherst County services and information, quoted and re-checked
- Amherst County Building Safety & Inspections (countyofamherst.com)
- Amherst County Planning & Zoning (countyofamherst.com)
- Environmental Health Services - Central Virginia, quoted and re-checked
- Onsite Sewage & Water Program, quoted and re-checked
- Onsite Sewage & Water Program, quoted and re-checked
- § 54.1-1101. Exemptions; failure to obtain certificate of occupancy; penalties (Virginia statewide rule), quoted and re-checked
- 2021 Virginia Construction Code, quoted and re-checked
- Virginia Uniform Statewide Building Code (USBC), quoted and re-checked
- Code of Virginia § 36-99. Provisions of Code; modifications (Virginia statewide rule), quoted and re-checked
- 13VAC5-63-160. Section 116 Certificates of occupancy, quoted and re-checked
- 13VAC5-63-160. Section 116 Certificates of occupancy, quoted and re-checked
- 13VAC5-63-160. Section 116 Certificates of occupancy, quoted and re-checked
- Virginia Board for Contractors regulations, quoted and re-checked
- Amherst County services and information, quoted and re-checked
- 2021 Virginia Construction Code, quoted and re-checked
- 2021 Virginia Construction Code, quoted and re-checked
- § 15.2-2280. Zoning ordinances generally (Virginia statewide rule), quoted and re-checked
- Amherst County Environmental Health (vdh.virginia.gov)
- Onsite Sewage & Water Program, quoted and re-checked
- 12VAC5-610-320. Inspection and correction (Virginia statewide rule), quoted and re-checked
- Share of soils USDA rates "not limited" for a conventional septic drain field (SSURGO). A strict rating: the median county is about 6% and a tenth of counties are 0%, so a low figure means most lots need a site evaluation or an engineered system, not that septic is impossible. Cite it only with that caveat: Bolthole Index county data
- law.lis.virginia.gov, quoted and re-checked
- Code of Virginia, Title 35.1 — Hotels, Restaurants, Summer Camps, and Campgrounds (Virginia statewide rule), quoted and re-checked
- Land use permits (Virginia statewide rule), quoted and re-checked
- 2021 Virginia Construction Code — Inspections, quoted and re-checked
- 2021 Virginia Construction Code — Certificates of Occupancy, quoted and re-checked
- 13VAC5-63-80. Section 108 Application for permit (Virginia statewide rule), quoted and re-checked
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
Written October 10, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.