Exhibit 10.55
BIOGEN IDEC INC.
SUPPLEMENTAL SAVINGS PLAN
(Plan Provisions as in Effect on January 1, 2008)
TABLE OF CONTENTS
Page
ARTICLE
1
INTRODUCTION
1
1.1 Purpose and Effective Date
1
ARTICLE
2
DEFINITIONS
1
2.1 401(k) restoration
1
2.2 Applicable compensation
1
2.3 Base salary
1
2.4 Biogen Idec
1
2.5 Biogen SERP
1
2.6 Board
1
2.7 Bonus
1
2.8 Change in Control
1
2.9 Code
2
2.10 Committee
2
2.11 Compensation Committee
2
2.12 Disability
2
2.13 Employee
2
2.14 Employer
2
2.15 ERISA
2
2.16 Excess applicable compensation
2
2.17 Participant
2
2.18 Plan
2
2.19 Plan year
2
2.20 Prior plan
3
2.21 Savings Plan
3
2.22 Service
3
2.23 Transition credit
3
2.24 Voluntary deferred compensation
3
2.25 Years of service
3
ARTICLE
3
PARTICIPATION
3
3.1 Eligibility and Participation
3
3.2 End of Participation
4
ARTICLE
4
VOLUNTARY DEFERRALS BY PARTICIPANTS; EMPLOYER CREDITS
4
4.1 401(k) Restoration
4
4.2 Voluntary Deferrals
4
4.3 Transition Credit
5
4.4 Election Procedures
5
ARTICLE
5
PARTICIPANT ACCOUNTS
7
5.1 Participant Accounts
7
5.2 Participant’s Account Value
7
5.3 Vesting
10
ARTICLE
6
DISTRIBUTIONS TO PARTICIPANT
10
6.1 Distributions for Unforeseeable Emergency
10
6.2 Distribution Upon Change in Control
11
6.3 In-Service Distribution(s) at a Time Specified by Participant
11
6.4 Distribution upon Death of a Participant
11
6.5 Distribution upon Participant’s Termination of Employment
12
6.6 Installment Distributions in Certai