EU-ETS also creates a costly administrative burden to operators, and the requirement that operators share sensitive personal data raises serious privacy and confidentiality concerns.
As European regulators appeared to recognize and take steps to address the backlash against the EU-ETS, lawmakers in the United States also took unprecedented action against the policy.
During the proposed reprieve, non-European based operators conducting flights originating outside Europe would not be subjected to EU-ETS requirements, though European operators and intra-EU flights conducted by foreign operators would still be required to comply with the policy.