CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the references to our firm in the Registration Statement on Form N-14/A of Narragansett Insured Tax-Free Income Fund, and to the use of our report dated August 17, 2007 on the financial statements and financial highlights of the Narragansett Insured Tax-Free Income Fund. Such financial statements and financial highlights appear in the Narragansett Insured Tax-Free Income Fund 2007 Annual Report to Shareholders, which is incorporated by reference into the Prospectus/Proxy. /s/ TAIT, WELLER & BAKER LLP Philadelphia, Pennsylvania August 21, 2008