Originally Posted by Unregistered

You will not be considered for promotion for 3 years, however, your increment and PB is only frozen for one year. If you get a better perf grade for subsequent years you will still get increments and PB.

Depends on why you got the D grade. If it's because of a major mistake you made, then your options can be challenging to navigate. If it's because of factors not within your control, there are avenues for you to seek redress (and escape).