(1)This Chapter applies for the purposes of this Act (except Chapter 2 of Part 6).
(2)“Development” means—
(a)carrying out operations on land (see section 4), or
(b)making a material change in the use of land (see section 5).
(3)This is subject to section 6 (operations and changes in use that are not development).
(4)In this Chapter references to use of land do not include use for carrying out operations on the land.