Northwest Pipeline Corporation G P

Fourth Revised Volume No. 1

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Effective Date: 01/31/2008, Docket: RP08-130-000, Status: Effective

Original Sheet No. 344 Original Sheet No. 344 : Effective

. .

FORM OF RATE SCHEDULE LS-2F SERVICE AGREEMENT

(Continued)

[Base Contract Version]

EXHIBIT A (Continued)

4. Service Term:

a. Primary Term Begin Date: [(Date)]

b. Primary Term End Date: [(Date)]

c. Evergreen Provision:

[No]

(or)

[Yes, five year notice unilateral evergreen under

Section 10.1 of Rate Schedule LS-2F]

(or)

[Yes, one year notice unilateral evergreen under

Section 10.2 of Rate Schedule LS-2F]

(or)

[Yes, bi-lateral evergreen under

Section 10.3 of Rate Schedule LS-2F]

5. Regulatory Authorization: [18 CFR 284.223]

(or)

[18 CFR 284.102, on behalf of ______]

6. Additional Exhibits: Exhibit B [No] (or) [Yes, dated __________]

Exhibit D [No] (or) [Yes, dated __________]