en_tn/lev/27/17.md

year of jubilee

This occurs every 50 years. See how you translated "jubilee" in Leviticus 25:10.

year

See: rc://en/tw/dict/bible/other/biblicaltimeyear

the estimated value must be reduced

AT: "he must reduce the estimated value for each year that has passed" (See: rc://en/ta/man/translate/figs-activepassive)