Standard First Aid and CPR-C Recertification provides comprehensive training review, covering all aspects of first aid, CPR-C and AED use. Proof of previous certification from LSS required. To renew SFA subsequently, award holders must repeat the full SFA course. Thereafter, they may renew by alternating recertification and original courses. To attend a SFA recertification course, the date of the original SFA certification must be within 36 months. If the award holder misses the recertification course by even one day, they must retake a full 16-hour course. No exceptions.