This program is required annually for all those that have successfully completed the 16hr Basic Program or the 10-hour Annual Refresher and have a Florida Phosphate Producers picture ID card. This program will also renew the MSHA 5000.23 certificate. For those seeking to renew their MSHA certificate, they MUST present their old 5000.23. The Annual Refresher must be successfully completed on or before the month in which the Florida Phosphate Producers ID card was issued.