Attached files
Exhibit 23
Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in the Registration Statements (Form S-8 Nos. 333-129751, 333-129757, and 333-129758; and Form S-3 Nos. 333-137671 and 333-141512) of IHS Inc. of our reports dated January 15, 2010, with respect to the consolidated financial statements of IHS Inc. and the effectiveness of internal control over financial reporting of IHS Inc., included in this Annual Report (Form 10-K) for the year ended November 30, 2009.
/s/ Ernst & Young LLP
Denver, Colorado
January 15, 2010