Benefits Administration Letter 24-301 - Attachment

United States Office of Personnel Management

Office of the Chief Financial Officer

Composite Interest Rates for Post-1956 Military Service Credit Deposits for 

Interest Accrual Dates from January 1, 2024, through December 31, 2024

Day of the 

Month

January February March April May June July August September October November December

1 0.01875 0.02031 0.02188 0.02344 0.02500 0.02656 0.02813 0.02969 0.03125 0.03281 0.03438 0.03594

2 0.01875 0.02036 0.02036 0.02349 0.02193 0.02661 0.02349 0.02974 0.02505 0.03286 0.02661 0.03599

3 0.01880 0.02042 0.02042 0.02354 0.02198 0.02667 0.02354 0.02979 0.02510 0.03292 0.02667 0.03604

4 0.01885 0.02047 0.02203 0.02359 0.02516 0.02672 0.02828 0.02984 0.03141 0.03297 0.03453 0.03609

5 0.01891 0.02052 0.02208 0.02365 0.02521 0.02677 0.02833 0.02990 0.03146 0.03302 0.03458 0.03615

6 0.01896 0.02057 0.02214 0.02370 0.02526 0.02682 0.02839 0.02995 0.03151 0.03307 0.03464 0.03620

7 0.01901 0.02063 0.02219 0.02375 0.02531 0.02688 0.02844 0.03000 0.03156 0.03313 0.03469 0.03625

8 0.01906 0.02068 0.02224 0.02380 0.02536 0.02693 0.02849 0.03005 0.03161 0.03318 0.03474 0.03630

9 0.01911 0.02073 0.02229 0.02385 0.02542 0.02698 0.02854 0.03010 0.03167 0.03323 0.03479 0.03635

10 0.01917 0.02078 0.02234 0.02391 0.02547 0.02703 0.02859 0.03016 0.03172 0.03328 0.03484 0.03641

11 0.01922 0.02083 0.02240 0.02396 0.02552 0.02708 0.02865 0.03021 0.03177 0.03333 0.03490 0.03646

12 0.01927 0.02089 0.02245 0.02401 0.02557 0.02714 0.02870 0.03026 0.03182 0.03339 0.03495 0.03651

13 0.01932 0.02094 0.02250 0.02406 0.02563 0.02719 0.02875 0.03031 0.03188 0.03344 0.03500 0.03656

14 0.01938 0.02099 0.02255 0.02411 0.02568 0.02724 0.02880 0.03036 0.03193 0.03349 0.03505 0.03661

15 0.01943 0.02104 0.02260 0.02417 0.02573 0.02729 0.02885 0.03042 0.03198 0.03354 0.03510 0.03667

16 0.01948 0.02109 0.02266 0.02422 0.02578 0.02734 0.02891 0.03047 0.03203 0.03359 0.03516 0.03672

17 0.01953 0.02115 0.02271 0.02427 0.02583 0.02740 0.02896 0.03052 0.03208 0.03365 0.03521 0.03677

18 0.01958 0.02120 0.02276 0.02432 0.02589 0.02745 0.02901 0.03057 0.03214 0.03370 0.03526 0.03682

19 0.01964 0.02125 0.02281 0.02438 0.02594 0.02750 0.02906 0.03063 0.03219 0.03375 0.03531 0.03688

20 0.01969 0.02130 0.02286 0.02443 0.02599 0.02755 0.02911 0.03068 0.03224 0.03380 0.03536 0.03693

21 0.01974 0.02135 0.02292 0.02448 0.02604 0.02760 0.02917 0.03073 0.03229 0.03385 0.03542 0.03698
Benefits Administration Letter 24-301 - Attachment

2 

Day of the 

Month

January February March April May June July August September October November December

22 0.01979 0.02141 0.02297 0.02453 0.02609 0.02766 0.02922 0.03078 0.03234 0.03391 0.03547 0.03703

23 0.01984 0.02146 0.02302 0.02458 0.02615 0.02771 0.02927 0.03083 0.03240 0.03396 0.03552 0.03708

24 0.01990 0.02151 0.02307 0.02464 0.02620 0.02776 0.02932 0.03089 0.03245 0.03401 0.03557 0.03714

25 0.01995 0.02156 0.02313 0.02469 0.02625 0.02781 0.02938 0.03094 0.03250 0.03406 0.03563 0.03719

26 0.02000 0.02161 0.02318 0.02474 0.02630 0.02786 0.02943 0.03099 0.03255 0.03411 0.03568 0.03724

27 0.02005 0.02161 0.02323 0.02479 0.02635 0.02792 0.02948 0.03104 0.03260 0.03417 0.03573 0.03729

28 0.02010 0.02172 0.02328 0.02484 0.02641 0.02797 0.02953 0.03109 0.03266 0.03422 0.03578 0.03734

29 0.02016 0.02177 0.02333 0.02490 0.02646 0.02802 0.02958 0.03115 0.03271 0.03427 0.03583 0.03740

30 0.02021 0.02339 0.02495 0.02651 0.02807 0.02964 0.03120 0.03276 0.03432 0.03589 0.03745

31 0.02026 0.02344 0.02656 0.02969 0.03125 0.03438 0.03750