Godfather, go down to "Keogh/Sep WKS" in the list of forms on the left side. Go down to sep section. Box 4d is "check to compute maximum deductible contribution" . It looks like $6,000 is a little too much . $24,000.00 (net earnings from self employment) multiplied by approximately .1859 is approximately $4,462. approximately. If I am not correct, then someone will come along and correct what I have said.