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Technical Advice Note (TAN) 15: Development and Flood Risk (2004)

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Update of TAN 15 Development Advice Maps, March 2013

This letter signals the release of the new Development Advice Maps (DAMs). The 2013 DAMs replaces the earlier DAMs, dated 2009, which are cancelled.

Flooding and coastal erosion

Flood and Coastal Risk Management in Wales
Flooding is an important issue for Wales and one which the Welsh Government takes very seriously.

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Readers and software
Certain information on this site requires that you have the right software to view it. This page offers links to freely available viewers and readers.
Technical Advice Note (TAN) 15 provides technical guidance which supplements the policy set out in Planning Policy Wales in relation to development and flooding.

Advice on

  • Development advice maps;
  • Nature of development or land use;
  • Justifying the location of built development;
  • Assessing flooding consequences;
  • Surface water run-off from new development;
  • Action through Development Plans;
  • Development Control.

The Development Advice Map (DAM) for use with Technical Advice Note (TAN) 15 is available as an interactive map.

Visit: Interactive Development Advice Map

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Technical Advice Note 15 Development and Flood Risk - 2004 File Size: (175.5 KB)