How Much Time To Get Permanent Licence What Reason Would A Person NOT Get Their Permanent Licence After Getting The Temp Driving Certificate?

What reason would a person NOT get their permanent licence after getting the temp driving certificate? - how much time to get permanent licence

The license to drive certificate is time to do the job in 20 days .. I could be paid the fines and taxes - to keep them? All ideas - to ask the DMV * I intend to do, but curious to know in advance what might be the reason why *.