According to latest bulletin published by CQC on July 6 2015, the following standards used for CQC certification became into force since June 29, 2015.  The ransition of old CQC certificate tested according to previous standards is now available.

GB16917.1-2014: Residual current operatd circuit-breaker with integral overcurrent protection for household and similar use (RCBOs) - Part 1: General rules   (Replacing GB16917.1-2003)

GB16916.1-2014: Residual current operatd circuit-breaker without integral overcurrent protection for household and similar use (RCCB) - Part 1: General rules  (Replacing GB16916.1-2003)

All relvant CCC certificates must be updated before June 29 2016. Otherwise, the certificates will be suspended and then withdrawn by Sept 29 2016.