Young Gas Storage Company, Ltd.

Original Volume No. 1

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Effective Date: 08/01/1999, Docket: RP99-359-000, Status: Effective

Fourth Revised Sheet No. 119E Fourth Revised Sheet No. 119E : Superseded

Superseding: Substitute Third Revised Sheet No. 119E

FORM OF STORAGE SERVICE AGREEMENT

APPLICABLE TO RATE SCHEDULE IS-1

(Continued)

(e) Intraday Nomination Requirements.

(i) For services that provide for Intraday Nominations

and scheduling, there is no limitation as to the

number of Intraday Nominations (line items as per

GISB Standard 1.2.1) which a Customer may submit at

any one standard Nomination cycle or in total across

all standard Nomination cycles. (GISB Standard

1.3.32)

(ii) Intraday Nominations are to be submitted in full-Day

quantities.

(iii) Firm Intraday Nominations will be scheduled ahead of

previously scheduled interruptible Nominations in the

Evening and Intraday 1 Cycles. Application of this

provision will result in such interruptible

Nominations being Bumped.

(iv) When a previously Confirmed and Scheduled Quantity is

altered, notification of such alteration should be

provided to all of the Parties below that are

affected: 1) Confirmation Requester in a Confirmation

Response (or unsolicited Confirmation Response as

applicable) document by the Confirming Party; 2)

Confirming Party in a Request for Confirmation

document by the Confirmation Requester; 3) Service

Requester(s) in a Scheduled Quantity document by the

applicable Confirming Party or Confirmation Requester

on whose system the Service Requester(s)

Nomination(s) were made. (GISB Standard 1.3.44)

1. Applicable notification(s) of such alterations

should be provided to the affected Parties

reasonably proximate in time to the time during

which the event causing the alteration was acted

upon by the confirmation Requester or Confirming