You will need to send a photocopy of your USDOT Medical Examiner's Certificate  to the Medical Certification Unit, prior to the expiration date of the USDOT Medical Examiners Certificate on file with DMV.
will there be any problems if my info is not current?
You could lose your commercial driving privileges if you don't have your updated information with the DMV.
Do you have any links that could be useful to me?