NIE Networks publishes annually its Regulatory Accounts: 2022/23 Summary Regulatory Accounts - to 31 March 2023 2021/22 Summary Regulatory Accounts - to 31 March 2022 2020/21 Summary Regulatory Accounts - to 31 March 2021 2019/20 Summary Regulatory Accounts - to 31 March 2020 2018/19 Summary Regulatory Accounts - to 31 March 2019 2017/18 Summary Regulatory Accounts - to 31 March 2018 2016/17 Summary Regulatory Accounts - to 31 March 2017 2015/16 Summary Regulatory Accounts - to 31 March 2016 2014/15 Summary Regulatory Accounts - to 31 March 2015 2013/14 Summary Regulatory Accounts - to 31 March 2014 2012/13 Summary Regulatory accounts - to 31 March 2013 2011/12 Summary Regulartory Accounts - to 31 March 2012 2010/11 Summary Regulatory Accounts - to 31 March 2011 2009/10 Summary Regulatory Accounts - to 31 March 2010 2008/09 Summary Regulatory Accounts - to 31 March 2009 2007/08 Summary Regulatory Accounts - to 31 March 2008