Subject to the following provisions of this section, for the purposes of this Act development of land shall be taken to be initiated—
For the purposes of the provisions of this Part mentioned in subsection (3) development shall be taken to be begun on the earliest date on which any material operation comprised in the development begins to be carried out.
The provisions referred to in subsection (2) are sections 61L(5) and (7), 70D, 85(2), 86(6), 87(4), 89, 90B, 91, 92, 93G, 93H, 94 and 108(3E)(c)(i) and paragraph 13 of Schedule 7A.
In subsection (2) "material operation" means—
In subsection (4)(e) "material development" means any development other than—
In subsection (5) "general development order" means a development order (within the meaning of section 59) made as a general order applicable (subject to such exceptions as may be specified in it) to all land in England and Wales.