Attached files

file filename
10-Q - FORM 10-Q - FRONTIER OIL CORP /NEW/form10q.htm
EX-31.1 - EXHIBIT 31.1 - FRONTIER OIL CORP /NEW/ex31-1.htm
EX-31.2 - EXHIBIT 31.2 - FRONTIER OIL CORP /NEW/ex31-2.htm
EX-10.1 - EXHIBIT 10.1 - FRONTIER OIL CORP /NEW/ex10-1.htm
EX-32.2 - EXHIBIT 32.2 - FRONTIER OIL CORP /NEW/ex32-2.htm

 
Exhibit 32.1
 
CERTIFICATION BY MICHAEL C. JENNINGS
PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
 

 
 
In connection with the Quarterly Report of Frontier Oil Corporation (the “Company”) on Form 10-Q for the period ended March 31, 2010, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Michael C. Jennings, Chairman, President and Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, to my knowledge, that:
 
 
 
(1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
 
 
(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
 
 

 
 
/s/ Michael C. Jennings
Michael C. Jennings
Chairman , President and Chief Executive Officer

 
May 6, 2010