Originally Posted by
SRFred
Depending on the age of your full birth certificate and the state that issued it you may find that it no longer works particularly if they are trying to do an online confirmation of its validity. Had to get a new BC recently as one that previously worked no longer worked. The new one was standard A4 size with watermark but less information than the original issued in South Australia. It also had different registration numbers.
Not a problem for me, it was issued in the 1960s, it's the original with the typewriter completed information and old blue form and they accepted it straight away, took seconds to verify.