The clubs Safeguarding Policy has detail on DBS checking.  See Policy documents for information.

If you have been asked to obtain a DBS certificate and don’t have one the RYA will carry out the check on behalf of the club. 

The panel to right (or below depending on viewing platform) shows the methodology. At present D Eberlin is an Admin and ID Verifier on the RYA system. A pdf version is here dbs check flow chart

We keep a record of the fact and date that a DBS has been seen but no other records are kept by the club concerning the details on the DBS