Service Addendum No. 4 to the Amended and Restated Service Agreement, effective as of January 1, 2019, between the Corporation and The Dow Chemical Company

Per Article 3 of the Amended and Restated Service Agreement (the “Agreement”) between The Dow Chemical Company (“TDCC”) and Union Carbide Corporation (“UCC”) with an effective date of July 1, 2002, this Service Addendum specifies services which TDCC and UCC may provide to each other under the terms and conditions of the Agreement. This Service Addendum is effective on January 1, 2019 and will remain in effect thereafter until terminated according to the provisions of the Agreement.

Services:

Any other service or product managed by TDCC’s Hydrocarbons, Feedstocks or Energy businesses.

Cost and Billing (if different from the Agreement):

UCC grants TDCC the limited authority to issue and execute business documents in the name of UCC which are necessarily issued in conjunction with the services being provided by TDCC to UCC under this Service Addendum. Included in this grant of authority is authorization for market-facing employees of TDCC to reflect UCC on their business cards and letterhead in order to accomplish the service needs of the party receiving services in connection with this Service Addendum.