Discovery Gas Transmission LLC

Original Volume No. 1

 Contents / Previous / Next / Main Tariff Index

Effective Date: 05/01/2010, Docket: RP10-539-001, Status: Effective

Substitute Third Revised Sheet No. 229 Substitute Third Revised Sheet No. 229

Superseding: Second Revised Sheet No. 229

FORM OF SERVICE AGREEMENT

APPLICABLE TO FIRM TRANSPORTATION

SERVICE UNDER FT-2 RATE SCHEDULE

EXHIBIT B

To The FT-2

Transportation Service Agreement

Dated ________________

Between Discovery Gas Transmission LLC

And __________________

Delivery Maximum

Pressure(s) Daily Volume

(PSIG)* Quantity-(Dt)** (%)

Primary Delivery Points

[Mainline-if applicable]

________________________ __________ __________ ______

________________________ __________ __________ ______

[Expansion-if applicable]

________________________ __________ ________ _____

________________________ __________ ________ _____

[Shipper's Maximum Daily Volumetric Quantity (MDVQ-Mainline):_______________]

[Shipper's Maximum Daily Volumetric Quantity (MDVQ-Expansion):______________]

* Necessary pressure to deliver Gas from 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.

[***Delivery to the Transco delivery point is subject to Transporter's lease

of capacity from Texas Eastern Transmission, LP.]