EXHIBIT 4.1 Advisors Asset Management, Inc. 18925 Base Camp Road Monument, Colorado 80132 April 5, 2013 Advisors Disciplined Trust 1006 c/o The Bank of New York Mellon, as Trustee BNY Atlantic Terminal 2 Hanson Place, 12th Floor Brooklyn, New York 11217 Re: Advisors Disciplined Trust 1006 Strategic High 50(R)/Q-50 Dividend and Growth Portfolio, Series 2013-2Q -------------------------------------------------------- Ladies and Gentlemen: We have examined the Registration Statement File No. 333-186288 for the above captioned fund. We hereby consent to the use in the Registration Statement of the references to Advisors Asset Management, Inc. as evaluator. You are hereby authorized to file a copy of this letter with the Securities and Exchange Commission. Sincerely, ADVISORS ASSET MANAGEMENT, INC. By /s/ ALEX R. MEITZNER ------------------------------ Senior Vice President