Distrigas of Massachusetts Corporation

First Revised Volume No. 1

Effective Date: 02/26/1988, Docket: GT94- 26-000, Status: Effective

Second Revised Sheet No. 28 Second Revised Sheet No. 28 : Superseded

Superseding: First Revised Sheet No. 28

RATE SCHEDULE BO-2

BOIL-OFF GAS

1. Availability

This Rate Schedule is available to any Buyer who can

receive boil-off gas directly from Distrigas of Massachusetts

Corporation (Seller) upon the execution of a Service Agreement

in the form contained in this Tariff.

2. Applicability and Character of Service

Seller purchases, terminals, and sells LNG, the

importation of which has been authorized by the Federal Energy

Regulatory Commission. In the course of such terminalling,

Boil-off gas becomes available as vaporized LNG which is sold

hereunder.

3. Rate

The applicable rate for service under this Rate Schedule

shall be the lesser of (i) the effective commodity rate under

Rate Schedule F-1 of Algonquin Gas Transmission Company's or a

successor Rate Schedule for equivalent service by Algonquin, as

in effect at the time for delivery of the boil-off gas subject

to adjustment to reflect any refund associated with such Rate

Schedule F-1 as required by final Commission order, or (ii)

the actual cost to DOMAC of LNG in DOMAC's tanks at the time for

delivery of the boil-off gas, such actual cost of LNG to be

determined in accordance with the first in-first out method of

inventory accounting.

Seller shall not file for authorization to change the

applicable rate for service herein as set forth above without

the prior written consent of Buyer. Such consent is not to be

unreasonably withheld.

4. Determination of Deliveries

Determination of the quantities of gas actually

delivered to Buyer under this Rate Schedule shall be in

accordance with the Measurement provisions contained in Sections

3 and 4 of the General Terms and Conditions. The point of

delivery to Buyer and conditions therefore shall be specified

in the Service Agreement.