Commitment Increase under Amended and Restated Credit Agreement



 Exhibit 10.5 
 $15,500,000 
 COMMITMENT INCREASE 
 under 
 AMENDED AND RESTATED CREDIT AGREEMENT 
 dated as of 
 May 11, 2007 
 and amended and restated as of 
 June 12,
2009 
 among 
 UNITED STATES
STEEL CORPORATION 
 LENDERS PARTY THERETO 
 THE LC ISSUING BANKS PARTY THERETO 
 and 
 JPMORGAN CHASE BANK, N.A., 
 as Administrative Agent and Collateral Agent 







 COMMITMENT INCREASE 
 THIS AGREEMENT is dated as of July 20, 2009 between UNITED STATES STEEL CORPORATION (the “Borrower”) and JPMORGAN CHASE BANK, N.A., as Lender (“JPMorgan”) with respect to the
Amended and Restated Credit Agreement dated as of May 11, 2007 and amended and restated as of June 12, 2007 (the “Credit Agreement”) among the Borrower, the LENDERS party thereto, the LC ISSUING BANKS party thereto and
JPMORGAN CHASE BANK, N.A., as Administrative Agent and Collateral Agent. 
 The parties hereto agree as follows: 
 Section 1. Defined Terms; References. Unless otherwise specifically defined herein, each term used herein that is defined in the Credit
Agreement has the meaning assigned to such term in the Credit Agreement. Each reference to “hereof”, “hereunder”, “herein” and “hereby” and each other similar reference and each reference to “this
Agreement” and each other similar reference contained in the Credit Agreement shall, after this Agreement becomes effective, refer to the Credit Agreement as amended hereby. 
 Section 2. Increase in Commitments. Pursuant to Section 2.15(c) of the Credit Agreement, the Commitment of JPMorgan shall be increased
by $15,500,000 with effect from and including the Increase Effective Date (hereinafter defined). The aggregate principal amount of the Replacement Commitment provided hereunder is equal to the aggregate principal amount of the Commitment of
Woodlands Commercial Bank, which was terminated on the Effective Date. 
 Section 3. Representations of Borrower. The Borrower
represents and warrants that (i) the representations and warranties of the Borrower set forth in Article 3 of the Credit Agreement will be true both before and after the Increase Effective Date and (ii) no Default will have occurred and be
continuing before or after the Increase Effective Date. 
 Section 4. Effect of Increase. Except as expressly set forth herein,
nothing contained herein shall constitute a waiver or amendment of any term or condition of the Credit Agreement, and all such terms and conditions shall remain in full force and effect and are hereby ratified and confirmed in all respects.

 Section 5. Governing Law. This Agreement shall be governed by and construed in accordance with the laws of the State of New
York. 
 Section 6. Counterparts. This Agreement may be signed in any number of counterparts, each of which shall be an original,
with the same effect as if the signatures thereto and hereto were upon the same instrument. 







 Section 7. Effectiveness. This Agreement shall become effective as of the date hereof (the
“Increase Effective Date”), subject to the following conditions: 
 (a) The Administrative Agent shall have received from
each party hereto a counterpart hereof signed by such party or facsimile or other written confirmation (in form satisfactory to the Administrative Agent) that such party has signed a counterpart hereof; and 
 (b) The mutually agreed fee required to be paid in connection herewith shall have been paid. 
 [SIGNATURE PAGES FOLLOW] 







 IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be duly executed by their respective
authorized officers as of the day and year first above written. 
  

			
	UNITED STATES STEEL CORPORATION
		
	By:	 	 /s/ L. T. Brockway

	Name:	 	L. T. Brockway
	Title:	 	Vice President & Treasurer










			
	 JPMORGAN CHASE BANK, N.A.,
         as Lender

		
	By:	 	 /s/ Peter S. Predun

	Name:	 	Peter S. Predun
	Title:	 	Executive Director