http://www.legislation.gov.uk/uksi/2021/428/article/7The Town and Country Planning (General Permitted Development etc.) (England) (Amendment) Order 2021enTOWN AND COUNTRY PLANNING, ENGLANDStatute Law Database2026-03-25Expert Participation2021-04-21 This Order amends, primarily, the Town and Country Planning (General Permitted Development) (England) Order 2015 (“the GPDO”). The GPDO provides, for the purposes of section 59 of the Town and Country Planning Act 1990 (c. 8), for the granting of permission for certain classes of development without the requirement for a planning application to be made under Part 3 of that Act. The classes of permission, together with their accompanying conditions, limitations and restrictions, are set out in Schedule 2 to the GPDO. 7 In Class O (offices to dwellinghouses) of Part 3 of Schedule 2, in sub-paragraph (2) of paragraph O.2 (conditions), for the words from “condition that” to the end substitute— following conditions— a the development must be completed within a period of 3 years starting with the prior approval date; and b the developer must apply for a determination under sub-paragraph (1) on or before 31st July 2021 . Art. 7 in force at 21.4.2021, see art. 1(1)