Latest News

Planned downtime to Core and RBO on Thursday 24th June from 6pm to 7pm

Please be aware that the Core and RBO customer portals will be unavailable between the hours of 18:00 and 17:00 GMT on 24th June, for a planned system update.

Please make sure you save your submissions before this time.

We apologise for the inconvenience caused.


Filing extension

The CRO is aware of difficulties being experienced by presenters in trying to file Annual Returns in the run up to the filing deadline.

We are working to resolve these issues and would like to thank presenters for their patience at this time.

In recognition of these difficulties, the Registrar has decided to further extend the deadline to Friday, 11 June 2021. 


CORE online system down from 5.30pm-6pm on Wednesday 19 May.

Due to essential system maintenance, CRO and RBO online systems will be unavailable from 5.30pm to 6pm, May 19.

We would ask that you save all work that you are carrying out in the system before 6pm this evening.

Apologies for the inconvenience caused.


CORE online system down from 6pm-7pm on Thursday 13 May.

Due to essential system maintenance, CRO online systems will be unavailable from 6pm to 7pm this evening, May 13.

Core will be down but RBO will be unaffected.

We would ask that you save all work that you are carrying out in the system before 6pm this evening.

Apologies for the inconvenience caused.


YouTube tutorial videos for CORE

Please check our YouTube page for some tutorial videos on how to file on CORE.

CRO - YouTube


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