The Commission shall be empowered to adopt delegated acts, in accordance with Article 10a, concerning technical amendments to the Annexes. Those delegated acts shall not change the optional nature of the required information or impose a significant additional burden on Member States or on the respondents.
The Commission shall duly justify the statistical actions provided for in those delegated acts, using, where appropriate, input from relevant experts based on a cost-effectiveness analysis, including an assessment of the burden on the respondents and of the production costs, as referred to in point (c) of Article 14(3) of Regulation (EC) No 223/2009 of the European Parliament and of the Council 6.