58Variation of conditions of exemption

58  Variation of conditions of exemption  (1) Except as provided by subsection (2), an exemption that is in force under this Part must not be varied. Note: If changes to an exemption are needed, an application for a new exemption must be made.  (2) If the Secretary considers it necessary to do so, the Secretary may vary the conditions of an exemption that is in force under this Part (including by imposing new conditions).  (3) In considering whether it is necessary to vary the conditions of an exemption, the Secretary must have regard to the matters prescribed by the rules.  (4) If the Secretary varies the conditions of an exemption, the Secretary must give the holder of the exemption a written notice stating the following:  (a) the varied conditions and any new conditions;  (b) the reason for varying the conditions;  (c) the date the varied conditions take effect;