The development hereby permitted shall be begun before the expiration of three years from the date of this permission. Reason: In accordance with the provisions of Section 91 of the Town and Country Planning Act, 1990 ( as amended by Section 51 of the Planning and Compulsory Purchase Act 2004).

The development hereby permitted shall be carried out in accordance with the approved plans listed in schedule A. Reason: For the avoidance of doubt and in the interests of proper planning.

The extensions hereby approved shall not be occupied until measures for the enhancement and protection of biodiversity have been installed in accordance with details that have been submitted to and approved in writing by the Local Planning Authority. Such enhancement measures shall include:- Installation of 2 x standard woodcrete bird boxes on to a building or a mature tree on site, facing north east or north, at a height above 3m. Once installed, the biodiversity enhancement(s) shall thereafter be retained; 2 x Vivara Woodstone Barcelona Open nest boxes or similar to be fitted on mature trees present within the eastern end of the garden; Planting of 1 x high nectar shrub such as buddleia, lavenders, honeysuckle or roses. The plant shall be protected and maintained, and any which, within a period of five years from the completion of the planting, die, are removed or become seriously damaged or diseased, shall be replaced in the next planting season with others of a similar size and species. Once installed such features shall be retained at all times thereafter. Reason: In accordance with Government policy for the enhancement of biodiversity within development as set out in paragraph 174(d) of the National Planning Policy Framework and Sedgemoor Local Plan 2011-2032 policy D20.

Prior to the installation of any external lighting to the extensions, a lighting design for bats, following Guidance Note 08/18 Bats and artificial lighting in the UK (ILP and BCT 2018), shall be submitted to and approved in writing by the Local Planning Authority. The design shall show how and where external lighting will be installed (including through the provision of technical specifications) so that it can be clearly demonstrated that areas to be lit will not disturb roosting or prevent bats using their territory. The design should accord with Step 5 of Guidance Note 08/18, including submission of contour plans illustrating Lux levels. Lux levels should be below 0.5 Lux. All external lighting shall be installed in accordance with the specifications and locations set out in the design, and these shall be maintained thereafter in accordance with the design. No other external lighting shall be installed without prior consent from the Local Planning Authority through submission of a planning application. Reason: In the interests of the 'Favourable Conservation Status' of populations of European protected species and in accordance with Sedgemoor District Council Local Plan: Policy D20 - Biodiversity and Geodiversity.