Discovery Gas Transmission LLC

Original Volume No. 1

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Effective Date: 05/01/2010, Docket: RP10-539-000, Status: Effective

Third Revised Sheet No. 228 Third Revised Sheet No. 228

Superseding: Second Revised Sheet No. 228

FORM OF SERVICE AGREEMENT

APPLICABLE TO FIRM TRANSPORTATION

SERVICE UNDER FT-2 RATE SCHEDULE

EXHIBIT A

To The FT-2

Transportation Service Agreement

Dated _________________

Between Discovery Gas Transmission LLC

And ___________________

Receipt Maximum

Pressure(s) Daily Quantity

Primary Receipt Points (PSIG)* (Dt)**

[Mainline if applicable]

_________________________ __________ ________

________________________ __________ ________

[Expansion if applicable]

___________________________ __________ ________

_________________________ __________ ________

*Necessary pressure to receive Gas into the Mainline Facilities or Expansion

Facilities, as appropriate, on Transporter's System, not in excess of.

**Discovery's obligation to deliver Gas on the Mainline Facilities or receive

Gas on the Expansion Facilities for a Shipper is net of any shrinkage of the

Shipper's Gas as a result of the processing performed on the Gas prior to its

delivery or receipt by Discovery.

Effective Date of this Exhibit A: _____________________

Supersedes Exhibit A Effective: _____________________

______________________________ Discovery Gas Transmission LLC

[Shipper]

By: _______________________ By: _______________________

Name: _______________________ Name: _______________________

Title: _______________________ Title: _______________________

Date: _______________________ Date: _______________________