Section 80(1) of the Principal Act is amended as follows:(a) by inserting the following definition before the definition of alley :acceptable solution means a matter specified in a planning scheme to be an acceptable solution;(b) by inserting the following definition after the definition of block :discretionary permit has the same meaning as it has in the Land Use Planning and Approvals Act 1993 ;(c) by inserting the following definitions after the definition of movable dwelling unit :performance criteria means matters specified in a planning scheme to be performance criteria;permitted development permit means a permit, within the meaning of the Land Use Planning and Approvals Act 1993 , that is not a discretionary permit;(d) by inserting the following definition after the definition of plan of subdivision :planning scheme has the same meaning as it has in the Land Use Planning and Approvals Act 1993 and includes a special planning order within the meaning of that Act;