<DOCUMENT>
<TYPE>EX-99.(N)
<SEQUENCE>3
<FILENAME>a2094791zex-99_n.txt
<DESCRIPTION>EXHIBIT 99.(N)
<TEXT>
<Page>

INDEPENDENT AUDITORS' CONSENT

We consent to the use in this Pre-Effective Amendment No. 2 to the Registration
Statement of BlackRock Insured Municipal Income Trust (Registration No.
333-100951) of our report dated October 25, 2002, relating to the financial
statements of BlackRock Insured Municipal Income Trust as of October 21, 2002
and for the period then ended in the Statement of Additional Information which
is part of such registration statement.

We also consent to the reference to our Firm under the heading "Experts" in the
Registration Statement.

/s/ Deloitte & Touche

Boston, Massachusetts
December 6, 2002

</TEXT>
</DOCUMENT>
