Policy information sourced from Basildon Local Plan Saved Policies.
BAS GB4: Extensions to Dwellings in the Green Belt.
In the Green Belt dwellings will be allowed to extend to 90 square metres or by 35 square metres over and above the original floor area of the dwelling (or the area as at 1 July 1948), whichever is the greater, subject to the following:-
- the extension should not be within 2.5 metres from any boundary;
- all dimensions are taken to include external walls, except in the case of accommodation inthe roofspace, where internal dimensions will apply;
- attached garages, conservatories, porches and living accommodation in the roof will be includedin the calculation of existing and proposed floorspace;
- relevant permitted development rights, as set out in schedule two of the general permitteddevelopment order 1995 may be removed by condition on the planning permission, where itis considered that the implementation of permitted development rights could cause materialharm to the Green Belt; and
- the criteria set out in Policy BAS GB5 and BAS BE12.
For the purposes of this policy, extensions include porches, garages, conservatories and rooms in the roof.
Living accommodation in the roofspace is defined as rooms which have been purposely converted to and are used as living accommodation, have access by stairs and have, or are capable of having, approval under the Building Regulations.
For more information, here is the Basildon Local Plan.