Permission to amend the design of the approved development (Planning Reg Ref. 20161110) which comprises consent for the development of a ground mounted solar panel photovoltaic panel array consisting of the following: up to 130,000 m2 of solar panels on ground mounted steel frames; a fenced electricity substation compound to include 1 no. electricity control building and hardstands for ancillary electrical equipment; 10 no. inverter units; underground cable and ducts; internal access tracks and hardstanding areas; boundary security fence; CCTV and all associated site services and works. Access is provided from the public road by an existing entrance and private road. Amendments proposed are: Optimised Solar PV panel configuration located within the same area of the site as previously permitted to comprise up to 234,000 m2 of solar panels to allow for solar panel array height increase from up to 2.8m to 3.2m; Modifications and enlargement to the on-site substation and substation compound. The substation will increase in size from c. 80 sqm as permitted to c. 150 sqm while the substation compound will increase in size from c. 700 sqm as permitted to c. 1081 sqm; Additional 10 no. inverter/transformer units in sound suppression containers within the existing inverter/transformer hardstanding areas; Permission is also sought to amend the lifespan of the consented development from 25 years to 30 years.