1 The cantons shall determine responsibilities and procedures.
1bis They shall determine the time limits and their consequences for all procedures involved in the erection or modification of buildings or installations, or changes to their purpose.70
2 In the case of any building projects outside the building zones the competent cantonal authority shall decide if they meet zone requirements or if an exceptional permit may be issued.71
70 Inserted by No I of the FA of 6 Oct. 1995 (AS1996 965; BBl 1994 III 1075) Amended by No I of the FA of 20 March 1998, in force since 1 Sept. 2000 (AS2000 2042; BBl 1996 III 513).
71 Amended by No I of the FA of 20 March 1998, in force since 1 Sept. 2000 (AS2000 2042; BBl 1996 III 513).