12 for Legislators. 25 for SCOTUS.
12 for bureaucrats.
3 terms for Congresmen; 2 for Senators; 2 for Presidents; 10 years for Judges. After completing your limits in any one office, you must have a private job for 2 years before accepting any other of those positions, however, you could run or accept an appointment to your previous position at that time.
Raise the minimum age limits 5 years for Congressmen, Senators, and President. No Supreme Court Justices under 50 and who have not already served on a lower court for a 10year term.