The Applicable Federal Rates (AFR) of interest for August 2021 follow:

Short-term AFR (less than 3 years):      0.19%

Mid-term AFR     (3 to 9 years):                1.00%

Long-term AFR    (9 years and longer):  1.89% (annual); 1.88% quarterly; (1.87% monthly)

The IRC 7520 rate used to value retained interests, e.g. CRUTs, QPRTs, GRATs, is: 1.2%.