Q. To obtain the 30 years needed to qualify for the FERS Supplement, can I use only actual time employed under FERS, or can I also use time employed under CSRS that was bought back by doing a redeposit, and can I also use military time that was bought back? I am under FERS code 8 retirement system and will retire shortly under FERS with the minimum of 30 years required, but I want to make sure I can use any and all federal employment to make sure I qualify for the FERS Supplement before I retire. I have reached…