Planning Portal

Information Leaflet 6: Certificates of Lawful Use or Development

The purpose of this leaflet is to provide advice on making an application for a Certificate of Lawful Use or Development (also known as Lawful Development Certificates). This procedure replaces the Article 41 process for determining whether proposed development requires planning permission. It also introduces a procedure whereby confirmation can be requested that existing development is lawful because it did not require planning permission or
The legislative provisions for this procedure (Articles 83A and 83B of the Planning (Northern Ireland) Order 1991 are brought into operation on 12th November 2003 by the Planning (Amendment 2003) Order (Commencement No. 2) Order (Northern Ireland) 2003 Opens link in a new browser window (SR No. 443 (c.34)).
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