1. This Agreement does not apply to:
(a) any existing non-conforming environmental measure, for two years after the date of entry into force of this Agreement, and thereafter as set out in Annex 1507.2 in accordance with paragraph 2;
(b) the continuation or prompt renewal of a measure referred to in paragraph (a); or
(c) an amendment to a measure referred to in paragraph (a) to the extent that the amendment does not decrease the conformity of the measure, as it existed immediately before the amendment, with this Chapter.
2. Each Party may, within two years after the date of entry into force of this Agreement, set out in Annex 1507.2 any existing non-conforming environmental measure maintained by it.
3. On identification of non-conforming environmental measures, each Party shall endeavour to develop a work plan to eliminate those measures by January 1, 2000.