First Trust Advisors L.P. 1001 Warrenville Road Lisle, Illinois 60532 February 23, 2000 Nike Securities L.P. 1001 Warrenville Road Lisle, IL 60532 Re: FT 412 Gentlemen: We have examined the Registration Statement File No. 333- 96113 for the above captioned fund. We hereby consent to the use in the Registration Statement of the references to First Trust Advisors L.P. as evaluator. You are hereby authorized to file a copy of this letter with the Securities and Exchange Commission. Sincerely, First Trust Advisors L.P. Robert M. Porcellino Senior Vice President