ANCILLARY AGREEMENT Under NORTHWEST AIRLINES SUPPLEMENTAL EXECUTIVE RETIREMENT PLAN

Exhibit 10.36

ANCILLARY AGREEMENT

Under

NORTHWEST AIRLINES
SUPPLEMENTAL EXECUTIVE RETIREMENT PLAN
(2001 Restatement)

THIS AGREEMENT, Made and entered into by and between Northwest Airlines, Inc., a Minnesota corporation, (the “Employer”) and  Barry P. Simon (the “Participant”).

WHEREAS, Employer has established a nonqualified plan of deferred compensation for the benefit of a select group of management or highly compensated employees currently set forth in a document entitled “Northwest Airlines Supplemental Executive Retirement Plan (2001 Restatement)” (hereinafter the “2001 SERP Restatement”); and

WHEREAS, The Plan maintained pursuant to the 2001 SERP Restatement (sometimes referred to as the “SERP”) contemplates that certain terms and provisions may be varied pursuant to a separate written agreement by and between Employer and Participant known as an “Ancillary Agreement”; and

WHEREAS, The Employer and the Participant agree that upon executing this Ancillary Agreement, Participant’s SERP benefit will be computed under and governed solely by Part B of the 2001 SERP Restatement and not Part A of the 2001 SERP Restatement.

NOW THEREFORE, IT IS HEREBY AGREED, By and between Employer and Participant as follows:

1)              DATE OF PARTICIPATION.  Participant’s effective date for the commencement of SERP participation is November 1, 2004.

2)              SPECIAL ARRANGEMENTS.  For the purpose of computing Participant’s benefits under the SERP, the following special rules shall apply.

a)              CB Increased Pay Credit Percentage.  For the purpose of determining Participant’s applicable pay credit percentage pursuant to Section 4.1.1(b)(1)(iii) of the 2001 SERP Restatement the Participant shall receive (during the period from November 1, 2004 through October 31, 2009) three times the pay credit that the Participant would otherwise be entitled to receive (i.e., the “actual” plus two “deemed”).  Therefore, the Participant’s applicable pay credit percentage during the following periods shall be as follows:

1