Common use of Biodiesel Clause in Contracts

Biodiesel. The Biodiesel to be produced pursuant to this Agreement shall comply with the specifications set forth on Exhibit C attached hereto. At REG Marketing’s request, two (2) - one (1) litre samples of the Biodiesel to be delivered to REG Marketing by Blackhawk Biofuels shall be made available for testing at REG Marketing’s cost, prior to REG Marketing picking up such Biodiesel. Should inspection and testing determine that any Biodiesel does not meet the required specifications (whether determined before or after such Biodiesel has been picked up by REG Marketing, and including after delivery to REG Marketing’s customers), REG Marketing shall have the right to reject such Biodiesel, and require Blackhawk Biofuels, at its cost, to replace the same with Biodiesel that meets the required specifications.

Biodiesel. The Biodiesel to be produced pursuant to this Agreement shall comply with the specifications set forth on Exhibit C attached hereto. At REG Marketing’s request, two (2) - — one (1) litre samples of the Biodiesel to be delivered to REG Marketing by Blackhawk Biofuels CIE shall be made available for testing at REG Marketing’s cost, prior to REG Marketing picking up such Biodiesel. Should inspection and testing determine that any Biodiesel does not meet the required specifications (whether determined before or after such Biodiesel has been picked up by REG Marketing, and including after delivery to REG Marketing’s customers), REG Marketing shall have the right to reject such Biodiesel, and require Blackhawk BiofuelsCIE, at its cost, to replace the same with Biodiesel that meets the required specifications. *** Portions omitted pursuant to a request for confidential treatment and filed separately with the SEC.