Exhibit 99.9

KPMG LLP
	Chartered Accountants	Telephone	(403) 691-8000
	2700-205 5 Avenue SW	Telefax	(403) 691-8008
	Calgary AB T2P 4B9	Internet	www.kpmg.ca

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

To the Board of Directors of Penn West Petroleum Ltd., the administrator of Penn West Energy Trust

We consent to the inclusion in this annual report on Form 40-F of:

·our auditors’ report dated March 26, 2009 on the consolidated balance sheets of Penn West Energy Trust (the “Trust”) as at December 31, 2008 and 2007 and the consolidated statements of income and retained earnings and cash flows for the years then ended;

·our audit report dated March 26, 2009 on the supplemental note to the consolidated financial statements entitled “Reconciliation of Canadian and United States Generally Accepted Accounting Principles”;

·our Report of Independent Registered Public Accounting Firm dated March 26, 2009 on the Trust’s internal control over financial reporting as of December 31, 2008.

each of which is contained in this annual report on Form 40-F of the Trust for the fiscal year ended December 31, 2008.

We also consent to the incorporation by reference of such reports in the Registration Statements No. 333-145296 on Form F-3 and No. 333-151324 on Form F-10 of the Trust.

(Signed) KPMG LLP

Chartered Accountants

Calgary, Canada

March 27, 2009

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