High Island Offshore System, L.L.C.

Third Revised Volume No. 1

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Effective Date: 06/01/2004, Docket: RP04-288-000, Status: Effective

First Revised Sheet No. 236 First Revised Sheet No. 236 : Effective

Superseding: Original Sheet No. 236

NGL BANK AGREEMENT (Continued)

EXHIBIT "B" TO NGL BANK AGREEMENT

INITIAL PAYMENTS DUE ADMINISTRATOR TO OPERATE

THE NGL BANK FROM JUNE 1, 2004 TO MARCH 31, 2005

Function/Activity $/month

Allocation and NGL Bank calculations $1,500.00* plus $100.00* per

active Point of Receipt

Administration, including data

gathering and verification $500.00*

Billing/invoicing and bank

reconciliation, when applicable $500.00*

Monthly total $2,500 plus $100.00* per

active Point of Receipt

Settlement model additions or modifications

other than new shipper setup $50.00 per hour

Issues management and third party services Unknown but as incurred

* This amount is adjusted annually, as specified in Section 5.4 of this

Agreement.