Retirement Services Online This website provides online retirement services. Access this site to change your Federal or State income tax withholding, buy savings bonds, request a duplicate form 1099-R, sign up for direct deposit of your payment, set up a checking of savings allotment, or to view your annuity statement.       Information for Retirees and Survivor Annuitants This pamphlet answers questions most frequently asked by Civil Service Retirement System survivor annuitants and their families.       Cost-of-Living Adjustments (COLAs) Social Security benefits are adjusted annually to offset the effects of inflation on fixed incomes. This adjustment is based on the increase in the Consumer Price Index (CPI-W). This site provides current and historical information for each year.       Cost-of-Living Adjustments to Civil Service Retirement Benefits Frequently asked questions and answers about Cost-of-Living Adjustments to civil service retirement benefits.