Short-term (less than 3 years) Annual (2.37%), Semi- (2.36%), Quarterly (2.35%),  Monthly (2.35%)

Mid-term (3 years up to 9 years) Annual (2.99%), Semi- (2.97%), Quarterly (2.96%), Monthly (2.95%)

Long-term (9 years and more) Annual (3.22%), Semi- (3.19%), Quarterly (3.18%), Monthly (3.17%) 

The IRC 7520 Rate used to value life estates and interests in CRTs, QPRTs, and GRATs (3.60%)