NuStar Energy L.P. (NS)

Consent of Independent Registered Public Accounting Firm

The Board of Directors of

NuStar GP, LLC:

We consent to the incorporation by reference in the registration statement on Form S-8 (Nos. 333-109541, 333-88264, 333-81806 and 333-138133), on Form S-4 (No. 333-120726) and on Form S-3 (No. 333-143095) of NuStar Energy L.P. and subsidiaries of our reports dated February 27, 2009, with respect to the consolidated balance sheets of NuStar Energy L.P. and subsidiaries as of December 31, 2008 and 2007, and the related consolidated statements of income, cash flows and partners’ equity for each of the years in the three year period ended December 31, 2008, the effectiveness of internal control over financial reporting as of December 31, 2008 and the balance sheets of NuStar GP Holdings, LLC as of December 31, 2008 and 2007, which reports appear in the December 31, 2008, annual report on Form 10-K of NuStar Energy L.P. and subsidiaries.

/s/ KPMG LLP

San Antonio, Texas

February 27, 2009

Consent of Independent Registered Public Accounting Firm

The Board of Directors of

NuStar GP, LLC:

We consent to the incorporation by reference in the registration statement on Form S-8 (Nos. 333-109541, 333-88264, 333-81806 and 333-138133), on Form S-4 (No. 333-120726) and on Form S-3 (No. 333-143095) of NuStar Energy L.P. and subsidiaries of our reports dated February 27, 2009, with respect to the consolidated balance sheets of NuStar Energy L.P. and subsidiaries as of December 31, 2008 and 2007, and the related consolidated statements of income, cash flows and partners’ equity for each of the years in the three year period ended December 31, 2008, the effectiveness of internal control over financial reporting as of December 31, 2008 and the balance sheets of NuStar GP Holdings, LLC as of December 31, 2008 and 2007, which reports appear in the December 31, 2008, annual report on Form 10-K of NuStar Energy L.P. and subsidiaries.

/s/ KPMG LLP

San Antonio, Texas

February 27, 2009

Consent of Independent Registered Public Accounting Firm

The Board of Directors of

NuStar GP, LLC:

We consent to the incorporation by reference in the registration statement on Form S-8 (Nos. 333-109541, 333-88264, 333-81806 and 333-138133), on Form S-4 (No. 333-120726) and on Form S-3 (No. 333-143095) of NuStar Energy L.P. and subsidiaries of our report dated February 28, 2008, except as to Note 20, which is as of October 2, 2008, with respect to the consolidated balance sheets of NuStar Energy L.P. and subsidiaries as of December 31, 2007 and 2006, and the related consolidated statements of income, cash flows and partners’ equity for each of the years in the three year period ended December 31, 2007, which report appears in Exhibit 99.3 of NuStar Energy L.P.’s Current Report on Form 8-K filed on October 2, 2008.

San Antonio, Texas

October 2, 2008

Consent of Independent Registered Public Accounting Firm

The Board of Directors of

NuStar GP, LLC:

We consent to the incorporation by reference in the registration statement on Form S-8 (Nos. 333-109541, 333-88264, 333-81806 and 333-138133), on Form S-4 (No. 333-120726) and on Form S-3 (No. 333-143095) of NuStar Energy L.P. of our report dated June 2, 2008, with respect to the consolidated balance sheet of CITGO Asphalt Refining Company as of December 31, 2007 and the related consolidated statements of income, changes in partners’ capital, and cash flows for the year ended December 31, 2007, which report appears in the Form 8-K/A of NuStar Energy L.P. dated June 6, 2008.

/s/ KPMG LLP

Houston, Texas

June 4, 2008

Consent of Independent Registered Public Accounting Firm

The Board of Directors of

NuStar GP, LLC:

We consent to the incorporation by reference in the registration statement on Form S-8 (Nos. 333-109541, 333-88264, 333-81806 and 333-138133), on Form S-4 (No. 333-120726) and on Form S-3 (No. 333-143095) of NuStar Energy L.P. and subsidiaries of our reports dated February 28, 2008, with respect to the consolidated balance sheets of NuStar Energy L.P. and subsidiaries as of December 31, 2007 and 2006, and the related consolidated statements of income, cash flows and partners’ equity for each of the years in the three year period ended December 31, 2007, the effectiveness of internal control over financial reporting as of December 31, 2007 and the balance sheet of Riverwalk Logistics, L.P. as of December 31, 2007, which reports appear in the December 31, 2007, annual report on Form 10-K of NuStar Energy L.P. and subsidiaries.

San Antonio, Texas

February 28, 2008

Consent of Independent Registered Public Accounting Firm

The Board of Directors and Members of

Valero GP, LLC:

We consent to the incorporation by reference in the registration statement Form S-8 (Nos. 333-109541, 333-88264, 333-81806 and 333-138133), on Form S-4 (No. 333-120726) and on Form S-3 (File No. 333-109412) of Valero L.P. and subsidiaries of our reports dated February 28, 2007, with respect to the consolidated balance sheets of Valero L.P. and subsidiaries as of December 31, 2006 and 2005, and the related consolidated statements of income, cash flows and partners’ equity for each of the years in the three year period ended December 31, 2006, management’s assessment of the effectiveness of internal control over financial reporting as of December 31, 2006, the effectiveness of internal control over financial reporting as of December 31, 2006 and the balance sheet of Riverwalk Logistics, L.P. as of December 31, 2006, which reports appear in the December 31, 2006, annual report on Form 10-K of Valero L.P. and subsidiaries.

/s/ KPMG

San Antonio, Texas

February 28, 2007

Consent of Independent Registered Public Accounting Firm

The Board of Directors of Valero GP, LLC

And Unitholders of Valero L.P.:

We consent to the incorporation by reference in the registration statements on Form S-8 (Nos. 333-109541, 333-88264, and 333-81806) and on Form S-3 (File No. 333-109412) of Valero L.P. and subsidiaries of our reports dated March 11, 2005, with respect to the consolidated balance sheets of Kaneb Pipe Line Partners, L.P. as of December 31, 2004 and 2003, and the related consolidated statements of income, partners’ capital and cash flows for each of the years in the three-year period ended December 31, 2004, which report appears in the Form 8-K/A of Valero L.P. and subsidiaries dated September 16, 2005.

Consent of Independent Registered Public Accounting Firm

The Board of Directors of Valero GP, LLC

and Unitholders of Valero L.P.:

We consent to the incorporation by reference in the registration statements on Form S-8 (Nos. 333-109541, 333-88264, and 333-81806), on Form S-4 (No. 333-120726) and on Form S-3 (File No. 333-109412) of Valero L. P. and subsidiaries of our reports dated March 11, 2005, on the following:

These reports appear in the December 31, 2004 annual report on Form 10-K of Valero L. P. and subsidiaries.

/s/ KPMG LLP

San Antonio, Texas

March 11, 2005

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-109412) and related Prospectus of Valero L.P. and Valero Logistics Operations, L.P. for the registration of Common Units of Valero L.P. and Debt Securities of Valero Logistics Operations, L.P., Form S-4 (No. 333-120726) and related Prospectus of Valero L.P. for the registration of Common Units, and Form S-8 (Nos. 333-109451, 333-88264 and 333-81806) pertaining to the Valero GP, LLC 2003 Employee Unit Incentive Plan of our report dated March 11, 2004, with respect to the consolidated balance sheets of Valero L.P. and subsidiaries as of December 31, 2003 and the related consolidated statements of income, cash flows and partners’ equity for each of the two years in the period then ended, included in this Annual Report on Form 10-K for the year ended December 31, 2004, filed with the Securities and Exchange Commission.

/s/ ERNST & YOUNG LLP

San Antonio, Texas

March 11, 2005