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 development shall be carried out in accordance with the submitted flood risk assessment ('The Gables, Mark Road, Walrow, Highbridge – Site Flood Risk Assessment', ref. 2203-03 dated 01 July 2022, Harcombe Environmental Services) and the following mitigation measures it details in section 2.5.1: • The ground floor finished floor level shall be set no lower than 5.5 metres above Ordnance Datum (AOD). • A mezzanine 'safe refuge' area shall be provided with a finished floor level set no lower than 8.2 metres AOD. These mitigation measures shall be fully implemented prior to firstoccupation. They shall be retained and maintained thereafter throughout the lifetime of the development. Reason: To reduce the risk of flooding to the proposed development and future occupants in accordance with Policy D1 of the Sedgemoor Local Plan.

In the event that contamination is found at any time when carrying out the approved development that was not previously identified it must be reported in writing immediately to the Local Planning Authority. An investigation and risk assessment must be undertaken and where remediation is necessary a remediation scheme must be prepared and subject to the approval in writing of the Local Planning Authority. Following completion of measures identified in the approved remediation scheme a verification report must be prepared, which would be submitted to and approved in writing of the Local Planning Authority. Reason: In the interests of addressing contamination issues not previously identified in accordance with Policy D24 of the Sedgemoor Local Plan.

Notwithstanding the provisions of the Town and Country Planning (General Permitted Development) Order 2015 (or any order revoking and re- enacting that Order) (with or without modification), no windows/dormer windows other than those expressly authorised by this permission shall be constructed. Reason: In the interests of residential amenity and the rural character of the barn conversion in accordance with Policies D2 and D25 of the Sedgemoor Local Plan.

No development shall commence unless the Local Planning Authority has been provided with a copy of the licence issued by Natural England pursuant to Regulation 55 of The Conservation of Habitats and Species Regulations 2017 authorising the development to go ahead Reason: To safeguard and enhance biodiversity in accordance with policy D20 of the Sedgemoor Local Plan.

No external lighting shall be installed unless it is in accordance with details that have been submitted to and approved in writing by the Local Planning Authority. Such details should provide for  a lighting design for bats, following Guidance Note 08/18 Bats and artificial lighting in the UK (ILP and BCT 2018), and 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 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 on the identified horseshoe bat commuting routes. Reason: To safeguard and enhance biodiversity in accordance with policy D20 of the Sedgemoor Local Plan.

The dwelling 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:- 4x built-in nesting provisions for breeding swifts. 2x built-in nesting provisions for house sparrows to be installed on to north or western elevations at eaves level. 1x solitary bee brick to be installed on to the southern elevation of a building within the application site.  A scheme for roosting bats (of various species) within the building. Such scheme shall include details of access points for bats, and the location of roosts,  their entrances and internal details, which should preclude the use of modern roofing membranes and include the use of 'bat friendly' chemicals for any timbers that are to be retained and require remedial timber treatment. Once installed all approved measures shall be retained for the duration of the occupation of the dwelling. Reason: To safeguard and enhance biodiversity in accordance with policy D20 of the Sedgemoor Local Plan.

The area allocated for parking and turning on the submitted plans shall be kept clear of obstruction at all times and shall not be used other than for parking and turning of vehicles in connection with the development hereby permitted. Reason: In the interests of highway safety in accordance with Policy D14 of the Sedgemoor Local Plan.