Section 3(1) of the Principal Act is amended as follows:(a) by inserting the following definition after the definition of Appeal Tribunal :authorised officer means a person who, under section 65I , is, or is authorised to be, an authorised officer;(b) by inserting the following definitions after the definition of bushfire hazard management plan :certifiable scheme or order means a planning scheme, or special planning order, prescribed for the purposes of section 50A ;certifiable permitted use or development means a use, or development, that is prescribed for the purposes of section 50A ;(c) by inserting the following definitions after the definition of development :dispensation means a dispensation, granted under section 30W , that is in force;Executive Commissioner means the person from time to time holding that office under the Tasmanian Planning Commission Act 1997 ;(d) by inserting the following definition after the definition of permit :permitted use or development certificate means a certificate, issued under section 50B , that is in force;(e) by inserting the following definitions after the definition of planning authority :planning certifier means a person to whom has been issued an authorisation, under section 80C , that is in force;planning compliance certificate means a planning compliance certificate, within the meaning of section 60ZE(1) , that has been issued under section 60ZD and is in force;(f) by inserting ", or a planning directive issued under section 12A , that is in force" after " section 13 " in the definition of planning directive ;(g) by inserting the following after the definition of use :water and sewerage certificate means a certificate issued under section 50D ;