Dominion Cove Point LNG, LP

Original Volume No. 1

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Effective Date: 04/01/2010, Docket: RP10-406-000, Status: Effective

Thirteenth Revised Sheet No. 10 Thirteenth Revised Sheet No. 10

Superseding: Twelfth Revised Sheet No. 10

CURRENTLY EFFECTIVE RATES

FUEL RETAINAGE PERCENTAGES

Retainage Percentages(1)

Injection Withdrawal Section 5(h) Transportation

--------- ---------- ------------ --------------

Rate Schedule FPS-1 (2)(3) 5.3% 0.0% 5.3%

Rate Schedule FPS-2 (2)(3) 5.3% 0.0% 5.3%

Rate Schedule FPS-3 (2)(3) 5.3% 0.0% 5.3%

Rate Schedule LTD-1 (4) 3.0% 0.0%

Rate Schedule LTD-2 5.3% 0.0%

Rate Schedule FTS 0.0%

Rate Schedule ITS 0.0%

Rate Schedule OTS 0.0%

(1) Operator shall retain a quantity of natural gas equivalent to the stated percentage

multiplied by the quantity of natural gas received for transportation or received for

injection into storage. The Retainage percentage is calculated based upon the actual

transportation and storage fuel used in accordance with Section 1.42 of the General Terms

and Conditions.

(2) Fuel required for liquefaction will be allocated only to Rate Schedule FPS. The fuel

required for liquefaction is calculated based upon the actual fuel used in accordance with

Section 1.42 of the General Terms and Conditions.

(3) The Section 5(h) retainage percentage will be equal to the otherwise applicable injection

percentage during such time as Operator is providing service pursuant to Rate Schedule

LTD-1.

(4) Per Section 1.42.B. of the General Terms and Conditions, the Injection Retainage for Rate

Schedule LTD-1 is capped at 3.0%.