Q. I have 37½ years of continuous CSRS-covered federal employment. Early in my career, I worked for three or four years under a position that was, as I recall, 35 hours/week. Will I get full credit for all years worked, or will this part-time position affect my CSRS retirement annuity? A. That part-time service will be treated as full-time when determining your years of service; however, your annuity will be prorated to account for it. To see how that’s done, go to www.opm.gov/retire/pubs/handbook/C055.pdf and scroll to Part 55B. Although this is the FERS section of the chapter, through a change…