# The Town and Country Planning (General Permitted Development) Order 1995, Paragraph B.2: Interpretation of Class B


For the purposes of Class B—
(a) the erection of any additional building within the curtilage of another building (whether by virtue of Class B or otherwise) and used in connection with it is to be treated as the extension of that building, and the additional building is not to be treated as an original building;
(b) where two or more original buildings are within the same curtilage and are used for the same operational purposes, they are to be treated as a single original building in making any measurement;
(c) “employee facilities”means social, care or recreational facilities provided for employees or servants of the Crown, including crèche facilities provided for the children of such employees or servants.

---
Source: https://www.legislation.gov.uk/uksi/1995/418/schedule/2/part/34/chapter/2/paragraph/B.2 (the official version)
Page: https://openlegislation.uk/town-and-country-planning-general-permitted-development-order-1995/schedule-2/part-34/chapter-2/paragraph-B.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.