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Septic tank / treatment unit
Sanitation facility

Septic tank placement rules

Czechia · Auxiliary · usually permanent

There is no single national plot-boundary distance for this object. Its siting depends on its design, environmental and public-health requirements, local planning documentation and the decision for the specific project.

Placement rules

One of the most important objects in a site plan: it affects the house, well, boundary and service access.

Other conditions

Runoff, shading and other local-code conditions.

Before positioning Check the applicable planning documentation and requirements for the exact object and property Czechia — construction requirements, Decree 146/2024 Coll.

Important limitation

The catalog is a planning aid, not a legal opinion. Before construction, check the land plot category, local land-use and development rules, easements, utility protection zones and neighbour buildings.

Sources

The editor will use the same source-backed passport for short in-canvas hints.

App

Garden planner app for phone and computer

  • An icon on the home screen — back to your plot in one tap
  • Full screen without the address bar — more room for the plan
  • The same projects on phone and computer — cloud autosave
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