12.109 In addition to permitted development rights granted by Part 6 (above), permitted development rights also apply in England under Part 3 (change of use) of the GDO for the conversion of agricultural buildings to some non-agricultural uses.142

Unlike the permitted development rights set out in Part 6, and described above, no distinction is made between holdings of less than 5 hectares and those of 5 ha. or more – the rights apply to all former agricultural buildings whatever the size of the holding. These rights supplement those in Part 6 (above), and conditions applied by Part 6 interact with the some of rights set out below to limit their use if Part 6 rights have been exercised on the agricultural unit since 21 March 2013 (or in the case of development after 20 March 2023 in the prior 10 years). The Part 3 permitted development rights apply as follows: