Common use of HEP OPERATING Clause in Contracts

HEP OPERATING. Xxxxx Energy Partners-Operating, L.P. By: /s/ Xxxxxxx X. Xxxxxxxx Xxxxxxx X. Xxxxxxxx Chief Executive Officer HollyFrontier Refining & Marketing LLC By: /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Executive Officer and President ACKNOWLEDGED AND AGREED FOR PURPOSES OF Section 10.2 AND Article 14: HOLLYFRONTIER CORPORATION By: /s/ Xxxxxx X. Xxxxxxx Xxxxxx X. Xxxxxxx Chief Executive Officer and President ACKNOWLEDGED AND AGREED FOR PURPOSES OF Section 10.2 AND Article 15: XXXXX ENERGY PARTNERS, L.P. By: HEP Logistics Holdings, L.P., its General Partner By: Xxxxx Logistic Services, L.L.C., its General Partner By: /s/ Xxxxxxx X. Xxxxxxxx Xxxxxxx X. Xxxxxxxx Chief Executive Officer

HEP OPERATING. Xxxxx Energy Partners-Operating, L.P. By: /s/ Xxxxxxx Xxxxx X. Xxxxxxxx Xxxxxxx Xxxx Xxxxx X. Xxxxxxxx Chief Executive Officer Xxxx President HollyFrontier Refining & Marketing LLC By: /s/ Xxxxxx Xxxxxxx X. Xxxxxxxx Xxxxxxx Xxxxxx X. Xxxxxxx Xxxxxxxx Chief Executive Officer and President ACKNOWLEDGED AND AGREED FOR PURPOSES OF Section 10.2 AND Article 14: HOLLYFRONTIER CORPORATION By: /s/ Xxxxxx Xxxxxxx X. Xxxxxxxx Xxxxxxx Xxxxxx X. Xxxxxxx Xxxxxxxx Chief Executive Officer and President ACKNOWLEDGED AND AGREED FOR PURPOSES OF Section 10.2 AND Article 15: XXXXX ENERGY PARTNERS, L.P. By: HEP Logistics Holdings, L.P., its General Partner By: Xxxxx Logistic Services, L.L.C., its General Partner By: /s/ Xxxxxxx Xxxxx X. Xxxxxxxx Xxxxxxx Xxxx Xxxxx X. Xxxxxxxx Chief Executive OfficerXxxx President