Exhibit 32.2
Certification of Chief Financial Officer Pursuant to 18 U.S.C. § 1350
In connection with the Form 10-K/A of Tri-Valley Corporation for the period ended December 31, 2011, I, Gregory L. Billinger, Interim Chief Financial Officer of Tri-Valley Corporation, hereby certify pursuant to 18 U.S.C. § 1350 as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, to the best of my knowledge and belief, 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 Tri-Valley Corporation. |
| Date: | May 15, 2012 | |
| | | |
| | | |
| By: | /s/ Gregory L. Billinger | |
| | Gregory L. Billinger, Interim Chief Financial Officer | |
| | Tri-Valley Corporation | |
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