Article 6 and Schedule 2 of the Planning and Development Regulations 2001 sets out certain classes of development which are exempt from planning permission requirements. The exemptions are circumscribed by article 9, which places a number of general qualifications on the availability of exemptions.
Under Class 3 of Schedule 2 Part 1 of the 2001 Regulations the erection of a non-agricultural shed of up to 25 square metres is, subject to certain conditions and limitations, exempted development for the purposes of the Planning Acts.
Under Class 9 of Schedule 2 Part 3 of the 2001 Regulations the provision of a shed for agricultural purposes, having a gross floor space not exceeding 300 square metres is, subject to certain conditions and limitations, exempted development for the purposes of the Planning Acts.