[Article 30 U.K. Review in the light of the implementation of the Paris Agreement and the development of carbon markets in other major economies
1. This Directive shall be kept under review in the light of international developments and efforts undertaken to achieve the long-term objectives of the Paris Agreement.
2. The measures to support certain energy-intensive industries that may be subject to carbon leakage referred to in Articles 10a and 10b shall also be kept under review in the light of climate policy measures in other major economies. In this context, the Commission shall also consider whether measures in relation to the compensation of indirect costs should be further harmonised.
3. The Commission shall report to the European Parliament and to the Council in the context of each global stocktake agreed under the Paris Agreement, in particular with regard to the need for additional Union policies and measures in view of necessary greenhouse gas reductions by the Union and its Member States, including in relation to the linear factor referred to in Article 9. The Commission may make proposals to the European Parliament and to the Council to amend this Directive where appropriate.
4. Before 1 January 2020 , the Commission shall present an updated analysis of the non-CO 2 effects of aviation, accompanied, where appropriate, by a proposal on how best to address those effects.]