160. Regulations relating to transitional provisions---(1) Without
 limiting the provisions of section 140 of this Act, the Governor-General
 may from time to time, by Order in Council, make regulations for all or
 any of the following purposes:
   (a) Providing that a certain substance or group of substances which
         are lawfully used for any purpose or purposes---
           (i) Are no longer subject to the provisions of Parts XI to XVI
         of this Act; and
           (ii) Are deemed to have been assessed and approved by the
         Authority under section 29 of this Act for that purpose or
         purposes; and
           (iii) Are deemed to have been given one or more hazard
         classifications by the Authority under section 77 of this Act:
   (b) Amending or revoking any of the regulations, orders, or notices
         referred to in sections 173, 174, 208, 219 (1) and (4), 221,
         253, and 255 (3) of this Act:
   (c) Providing that a substance or group of substances, the use,
         importation, or manufacture of which is prohibited under any
         enactment or regulation made under any enactment repealed by
         this Act, shall be deemed to have been assessed and declined an
         approval for importation or manufacture under section 29 of this
         Act and also providing for the disposal of that substance and
         any other matters related to that disposal:
   (d) Providing that an organism or organisms whose importation or
         introduction is prohibited under any enactment or regulation
         made under any enactment repealed by this Act shall be deemed to
         be a prohibited organism under section 50 of this Act:
   (e) Prescribing courses of study or examinations for qualification to
         apply for a licence as an approved operator for the purposes of
         section 177 (b) (i) of this Act.

   (2) Any regulations made under subsection (1) (a) of this section
 shall provide a hazard classification whose controls under sections 75
 and 76 of this Act take into account the statutory requirements---
   (a) Which applied under any enactment repealed by this Act; or
   (b) Which applied under any regulations made under any such enactment;
         or
   (c) Under the Transport Act 1972; or
   (d) Under the Animal Remedies Act 1967,---
 and all the controls relating to that hazard classification shall apply
 to that substance or group of substances.