The Town and Country Planning (General Permitted Development) (Scotland) Amendment Order 2018. Comes into force 1st July. This Order amends the Town and Country Planning (General Permitted Development) (Scotland) Order 1992 (SSI 1992/223). The amendments provide that, other than in certain specified cases, permitted development rights do not apply where the existing fish farm is the result of unlawful placement or assembly of equipment. Conditions are altered relating to the scale of permitted development and remove the need for prior notification where there is like for like replacement of equipment.