According to Regulation (EU) 1093/2010, of Regulation (EU) 1094/2010 and to Regulation (EU) 1095/2010 ("the ESAs Regulations"), the ESAs are individually accountable to the European Parliament and the Council. Recital 9 of the ESAs Regulations describes the Joint Committee as the body, by which the ESAs have to meet their accountability obligations with regard to cross-sectoral issues.
The annual report of the Joint Committee is published as an integral part of the ESAs annual reports:
Joint Committee Annual Report 2018Joint Committee Annual Report 2017
EBA Annual Report 2014 (p. 75ff)
ESMA Annual Report 2014 (p. 58ff)
EIOPA Annual Report 2014 (p. 36ff)
EFIF Annual Report
No annual report available yet as the EFIF was
established further to the January 2019 Joint ESA report on regulatory sandboxes and innovation hubs