MarkWest Pioneer, L.L.C.

Original Volume No. 1

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Effective Date: 04/01/2009, Docket: RP09-321-000, Status: Effective

Original Sheet No. 53 Original Sheet No. 53





7.2.3. A list of Shipper’s affiliates, including parent and subsidiaries,

if applicable;


7.2.4. A bank reference and two trade references. The results of the

reference checks must show that Shipper’s obligations are being paid

on a reasonably prompt basis;


7.2.5. Any credit reports from credit reporting agencies, which are

available; and/or,


7.2.6. Such other information or guarantees as may be mutually agreed to by

the parties.


7.3. Credit Evaluation – For purposes herein, the determination of Shipper’s

creditworthiness, a shipper shall be deemed creditworthy if:

7.3.1. Shippers senior unsecured debt is rated at least BBB by Standard &

Poors, Baa2 by Moody’s, or an equivalent rating as determined by

Transporter based on financial information; or


7.3.2. The Shipper prepays for service, or provides an irrevocable letter

of credit to secure payment of an amount equal to:


a) For Shippers under Rate Schedules FT-1 and FT-2 Shippers –

the sum of the reservation charge times Shipper’s MDQ

applicable to the proposed service for a three (3) month

period; or


b) For Shippers taking service under a negotiated rate that

does not include a reservation charge, or for Shippers under

Rate Schedule IT Shippers – an amount equal to the commodity

charges applicable to the proposed service for a three (3)

month period; and


c) Shipper shall provide the security specified in sections

7.3.2(a) and 7.3.2(b), as applicable, for the period there

stated and shall continue to provide security for as long

thereafter as Shipper fails to otherwise satisfy

Transporter’s creditworthiness standards; or