U-T Offshore System, L.L.C.

Third Revised Volume No. 1

Effective Date: 06/01/1997, Docket: RP97-146-001, Status: Effective

First Revised Sheet No. 131 First Revised Sheet No. 131 : Superseded

Superseding: Original Sheet No. 131

U-T OFFSHORE SYSTEM

FIRM SHIPPER

ASSIGNMENT PROPOSAL FORM

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Send to: U-T Offshore System (U-TOS)

U-T Offshore System

c/o ANR Pipeline Company, Operator

500 Renaissance Center

Detroit, Michigan 48243

Attention: Manager, Business Operations

Telecopier Number: (313) 496-3684

Verification Number: (313) 496-3683

Information Required for Valid Assignment

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1. Assigning Shipper's Name and Address (The "Assigning Shipper") is the party that seeks

to assign its firm transportation capacity rights on U-TOS)

____________________________________________________________________________________

Attention: _________________________________________________________________________

Telephone: (______) _______________________ Telecopier (______) _________________

Assigning Shipper's Rate Schedule Number or Contract Number ________________________

2. Replacement Downstream Shipper's Name and Address (The "Replacement Downstream Shipper"

is the party that is seeking Assigning Shipper's firm transportation capacity rights)

____________________________________________________________________________________

Attention: ________________________________________________________________________

Telephone: (______) _______________________ Telecopier (______) _________________