RUSSELL INVESTMENT COMPANY AMENDMENT TO SECOND AMENDED AND RESTATED MASTER TRUST AGREEMENT Regarding Designation of Classes of Shares

XXXXXXX INVESTMENT COMPANY

AMENDMENT TO SECOND AMENDED AND RESTATED

MASTER TRUST AGREEMENT

Regarding Designation of Classes of Shares

AMENDMENT NO.      to the Second Amended and Restated Master Trust Agreement dated October 1, 2008 (referred to herein as the “Agreement”), done this      day of         , 201  , by the Trustees under such Agreement.

WITNESSETH:

WHEREAS, Section 4.1 of the Agreement provides the Trustees shall have exclusive power without the requirement of shareholder approval to establish and designate such separate and distinct Sub-Trusts and classes thereof, and to fix and determine the relative rights and preferences as between the shares of the separate Sub-Trusts and classes thereof;

WHEREAS, Section 4.2 of the Agreement provides that the Trustees may fix and determine certain relative rights and preferences of the shares of the Sub-Trusts in accordance with the provisions of such Section 4.2;

WHEREAS, Section 4.3 of the Agreement provides that the Trustees may fix and determine certain relative rights and preferences of the classes of shares of the Sub-Trusts in accordance with the provisions of such Section 4.3;

WHEREAS, the Trustees wish to establish and designate a class of shares of interest in certain Sub-Trusts, and fix and determine certain relative rights and obligations of the shares of said class of such Sub-Trusts; and

WHEREAS, Section 4.1 of the Agreement provides that a Trustee may act for such purpose without shareholder approval.

NOW, THEREFORE, the Trustees hereby authorize the designation of a class of shares.

Section 4.3 Establishment and Designation of Classes of the Sub-Trusts.

Without limiting the authority of the Trustees set forth in Section 4.1 of the Agreement to establish and designate any further Sub-Trusts or classes of shares of the Sub-Trusts, and without affecting the rights and preferences of any existing Sub-Trust or class of shares of any existing Sub-Trust, the Trustees hereby establish and designate Class R6 Shares of the Xxxxxxx U.S. Core Equity Fund, Xxxxxxx U.S. Defensive Equity Fund, Xxxxxxx U.S. Dynamic Equity Fund, Xxxxxxx U.S. Strategic Equity Fund, Xxxxxxx U.S. Large Cap Equity Fund, Xxxxxxx U.S. Mid Cap Equity Fund, Xxxxxxx U.S. Small Cap Equity Fund, Xxxxxxx International Developed Markets Fund, Xxxxxxx Global Equity Fund, Xxxxxxx Emerging Markets Fund, Xxxxxxx Global Opportunistic Credit Fund, Xxxxxxx

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Strategic Bond Fund, Xxxxxxx Investment Grade Bond Fund, Xxxxxxx Xxxxx Duration Bond Fund, Xxxxxxx Commodity Strategies Fund, Xxxxxxx Global Infrastructure Fund, Xxxxxxx Global Real Estate Securities Fund, Xxxxxxx Multi-Strategy Alternative Fund, Xxxxxxx Multi-Strategy Income Fund, Xxxxxxx Strategic Call Overwriting Fund, Select U.S. Equity Fund and Select International Equity Fund (the “Sub-Trusts”).

In furtherance thereof, the Trustees direct that the new Class R6 Shares of each of the Sub-Trusts shall have all the relative rights and preferences set forth in Section 4.2 and Section 4.3 of the Agreement, shall represent an equal proportionate interest in the underlying assets and liabilities of that Sub-Trust, and shall generally have identical voting, dividend, liquidation and other rights, preferences, powers, restrictions, limitations, obligations, qualifications and terms and conditions as all other Shares and classes of Shares of such Sub-Trust, except as set forth in the Agreement.

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IN WITNESS WHEREOF, the undersigned have hereunto set their hands and seals for themselves and their assigns, as of the day and year first above written. This instrument may be executed in one or more counterparts, all of which shall together constitute a single instrument.

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