No. Those connecting Micro-Generators are not required to apply to the Commission for Regulation of Utilities (CRU).
In order to receive an Authorisation to Construct/Licence to Generate as they are deemed to be automatically authorised and licensed by Order.
Note:such generators are subject to certain terms and conditions as set out in the relevant Orders (S.I. No. 383 of 2008 and S.I. No. 384 of 2008).
For a copy of the Orders: