13Duration and variation of agreements

#### 13 Duration and variation of agreements 13 Duration and variation of agreements > > (1) A wilderness protection agreement shall have effect from a day, or on the happening of an event, specified in the agreement. > > > (2) An agreement may be varied by a subsequent agreement between the parties to the agreement and any such subsequent agreement shall be exhibited and be subject to the same procedures as are provided for an original agreement by section 11 before it is entered into. > > > (3) An agreement shall have effect until the declaration of the land subject to the agreement as a wilderness area is revoked.