1 Exhibit (3)b BY-LAWS OF AT&T CORP. AS AMENDED MAY 18, 1994 CONTENTS ARTICLE I MEETINGS OF SHAREHOLDERS Section 1--Annual Meeting--Notice 2--Record Date 3--Special Meetings--Notice 4--Failure to Receive Notice ARTICLE II CONDUCT OF SHAREHOLDERS' MEETINGS Quorum, Adjournment and Voting ARTICLE III INSPECTORS ARTICLE IV BOARD OF DIRECTORS Section 1--Election 2--Number 3--Vacancy ARTICLE V MEETINGS OF DIRECTORS Section 1--Regular Meetings 2--Special Meetings 3--Notice of Meeting 4--Quorum 5--Location 6--Participation by Telephone and Action Taken Without a Meeting ARTICLE VI EXECUTIVE AND OTHER COMMITTEES Composition, Quorum, Authority, Alternate Members and Action by Written Consent ARTICLE VII OFFICERS OF THE COMPANY Section 1--Election and Titles 2--Appointments--Other Officers and Agents 2 CONTENTS--CONTINUEDARTICLE VIII DUTIES OF OFFICERS Section 1--Chairman of the Board 2--Other Officers 3--Absence of Chairman ARTICLE IX DUTIES OF TREASURER AND ASSISTANT TREASURERS Section 1--Funds--Receipts and Disbursements 2--Reports 3--Depositaries 4--Assistant Treasurers' Authority 5--Security ARTICLE X DUTIES OF SECRETARY AND ASSISTANT SECRETARIES Section 1--Notices--Shareholders' and Directors' Meetings 2--Records of Shareholders' and Directors' Meetings Custody and Use of Seal 3--Assistant Secretaries' Authority ARTICLE XI DUTIES OF CONTROLLER ARTICLE XII TRANSFER OF SHARES Section 1--Issuance and Transfer 2--Loss of Certificates ARTICLE XIII INDEMNIFICATION OF DIRECTORS AND OFFICERS ARTICLE XIV SEAL ARTICLE XV AMENDMENTS 3 BY-LAWS ARTICLE I. Meetings of Shareholders Section 1. The annual meeting of the shareholders shall be held in April each year on such day, at such time and at such place as shall be designated in the notice of the meeting. A notice of the annual meeting as approved by the Board of Directors shall be mailed not less than ten nor more than fifty days before the meeting, directed to each shareholder entitled to vote at said meeting at his address as it appears on the record of shareholders unless he shall have filed with the Secretary a written request that notices intended for him be mailed to some other address, in which case it shall be directed to him at such other address. Section 2. The Board of Directors may fix, in advance, a date not more than fifty nor less than ten days before the date of any meeting of the shareholders as the record date for determination of shareholders entitled to notice of or to vote at such meeting, and only shareholders of record on such date shall be entitled to notice of or to vote at such meeting. Section 3. Special meetings of the shareholders may be called at any time by either the Chairman of the Board or the Board of Directors, and shall be called upon a request to the Chairman of the Board or Secretary, signed by shareholders representing at least one-third of the shares. Any such request shall specify the time and the purpose or purposes of the proposed meeting. The meeting shall be held at such place within or without the State of New York as may be designated in the notice of the meeting. A notice of not less than ten nor more than fifty days shall be given by mail for each special meeting, in the manner provided for notice of the annual meeting. Such notice shall state the purpose or purposes for which the meeting is called and the time when and the place where it is to be held and shall indicate that the notice is being issued by or at the direction of the person or persons calling the meeting. Section 4. Failure to receive notice of any meeting shall not invalidate the meeting. ARTICLE II. The Conduct of Shareholders' Meetings At all meetings of the shareholders, the holders of forty per centum of the shares entitled to vote thereat shall constitute a quorum, except as otherwise required by law; but the shareholders present may adjourn the meeting to another time or place despite the absence of a quorum. Every shareholder entitled to vote shall be entitled to one vote for each share standing in his name on the record of shareholders; and every shareholder entitled to vote may vote in person or by proxy. All elections by shareholders shall be by ballot. 4 ARTICLE III. Inspectors The Board of Directors, in advance of any shareholders' meeting, shall appoint three Inspectors to act at the meeting or any adjournment thereof. In case any person appointed fails to appear or act, the vacancy may be filled by appointment made by the Board in advance of the meeting or at the meeting by the person presiding thereat. ARTICLE IV. The Board of Directors Section 1. The business of the company shall be managed under the direction of its Board of Directors, who shall be elected by the shareholders at the annual meeting. Section 2. The number of Directors shall not be less than ten nor more than twenty-five, the exact number of Directors within such minimum and maximum limits to be fixed and determined by the vote of a majority of the entire Board. In case of any increase in the number of Directors, the additional Directors may be elected by a majority of the Directors then in office. Section 3. Any vacancy in the Board may be filled by a majority vote of the remaining Directors, though less than a quorum. ARTICLE V. Meetings of Directors Section 1. Regular meetings shall be held at such times and places as the Board may determine. Section 2. Special meetings of the Directors may be called at any time by the Chairman of the Board, or by two members of the Executive Committee, and shall be called by the Chairman of the Board, or by the Secretary, forthwith upon request in writing signed by two Directors and specifying the object of the meeting. At least three days' notice of a special meeting shall be given in the manner provided for herein. Section 3. Any notice of a meeting of Directors required to be given may be given to each Director by mail or telegraph, addressed to him at his residence or usual place of business, or in person or by telephone, stating the time and place of the proposed meeting. Section 4. One-third of the entire Board shall constitute a quorum. Section 5. Meetings of the Directors may be held within or without the State of New York. Section 6. Any one or more members of the Board may participate in a meeting of the Board by means of a conference telephone or similar communications equipment allowing all persons participating in the meeting to hear each other at the same time. Participation by such means shall constitute presence in person at a meeting. Any action required or permitted to be taken by the Board may be taken without a meeting if all members of the Board consent in writing to the adoption of a resolution authorizing the action. The resolution and the written consents thereto by the members of the Board shall be filed with the minutes of the proceedings of the Board. 5 ARTICLE VI. Executive Committee and Other Committees The Board of Directors, by resolution adopted by a majority of the entire Board, may designate from their number an Executive Committee and other committees, and may determine the quorum thereof. Any such committee shall consist of three or more members and shall serve at the pleasure of the Board. The Chairman of the Board, one or more Vice Chairmen of the Board and the President, if any, shall be members of the Executive Committee. The Executive Committee shall, except as otherwise provided by law or by resolution of the Board, have all the authority of the Board of Directors during the intervals between the meetings of the Board. The Executive Committee shall keep a record of its proceedings, which shall from time to time be reported to the Board of Directors. The Chairman of the Board shall preside at the meetings of the Executive Committee. Committees other than the Executive Committee shall, except as otherwise provided by law, have such authority as shall be provided by resolution of the Board. The Board may designate from time to time one or more Directors as alternate members of the Executive Committee or of any other committee, who may replace any absent member or members at any meeting of the committee. Any one or more members of the Executive Committee or any other committee established by the Board pursuant to this Article VI may participate in a meeting of such committee by means of a conference telephone or similar communications equipment allowing all persons participating in the meeting to hear each other at the same time. Participation by such means shall constitute presence in person at the meeting. Any action required or permitted to be taken by the Executive Committee or any other committee established by the Board pursuant to this Article VI may be taken without a meeting if all members of the committee consent in writing to the adoption of a resolution authorizing the action. The resolution and written consents thereto shall be filed with the minutes of the proceedings of the committee. ARTICLE VII. Officers of the Company Section 1. The officers of the company shall be elected by the Board of Directors, and may consist of a Chairman of the Board, one or more Vice Chairmen of the Board, a President, such number of Executive Vice Presidents and Senior Vice Presidents as the Board of Directors shall from time to time determine, a Secretary, a Treasurer and a Controller. The officers shall hold office until their successors have been elected. Section 2. The Board of Directors may appoint one or more Assistant Secretaries, one or more Assistant Treasurers, one or more Assistant Controllers, and such other officers and agents as the Board may consider necessary. 6 ARTICLE VIII. Duties of the Chairman of the Board, President, Vice Chairmen of the Board, Executive Vice Presidents and Senior Vice Presidents Section 1. The Chairman of the Board shall be the chief executive officer of the company and shall have such authority and perform such duties as usually appertain to the chief executive office in business corporations. He shall preside at the meetings of the Board of Directors and he, or such officer as he may designate from time to time, shall preside at meetings of the shareholders. Section 2. The President, Vice Chairmen of the Board, Executive Vice Presidents and Senior Vice Presidents shall perform such duties as the Board of Directors or Chairman of the Board may from time to time determine. Section 3. In case of absence or inability of the Chairman of the Board, the President shall possess all the authority of the Chairman of the Board. ARTICLE IX. Duties of the Treasurer and Assistant Treasurers Section 1. The Treasurer shall receive all the funds of the company, and shall disburse them under the direction of the Board of Directors. All disbursement instruments shall be signed by such person or persons and in such manner as the Board may from time to time provide. Section 2. The Treasurer shall keep full and regular books, showing all his receipts and disbursements, which books shall be open at all times to the inspection of the Chairman of the Board or of any member of the Board of Directors; and he shall make such reports and perform such other duties as the Chairman of the Board or Board of Directors may require. Section 3. The Treasurer shall deposit all moneys received by him, in the corporate name of the company, with such depositaries as shall be approved from time to time by the Board of Directors or by the Chairman of the Board, the President, a Vice Chairman of the Board or the Treasurer. Section 4. Assistant Treasurers shall have such of the authority and perform such of the duties of the Treasurer as may be provided in these by-laws or assigned to them by the Board of Directors or the Chairman of the Board or by the Treasurer upon the approval of the Chairman of the Board, the President or a Vice Chairman of the Board. During the Treasurer's absence or inability, his authority and duties shall be possessed by such Assistant Treasurer or the President or a Vice Chairman of the Board may designate. Section 5. The Board of Directors may require the Treasurer and Assistant Treasurers to give such security for the faithful performance of their duties as the Board shall from time to time determine. 7 ARTICLE X. Duties of the Secretary and Assistant Secretaries Section 1. The Secretary shall send notice to the shareholders of all annual and special meetings, and to the Directors of meetings of the Board where notice is required to be given; and he shall perform such other duties as may be required of him by the Chairman of the Board or Board of Directors, and such as usually appertain to the office of Secretary. Section 2. The Secretary or in his absence an Assistant Secretary shall keep an accurate record of the proceedings of the Board of Directors and of the Executive Committee, and of all meetings of shareholders, and shall have the custody of the seal of the company and affix it to all instruments requiring the seal. Section 3. Assistant Secretaries shall have such of the authority and perform such of the duties of the Secretary as may be provided in these by-laws or assigned to them by the Board of Directors or the Chairman of the Board or by the Secretary upon the approval of the Chairman of the Board, the President or a Vice Chairman of the Board. During the Secretary's absence or inability, his authority and duties shall be possessed by such Assistant Secretary or Assistant Secretaries as the Board of Directors, the Chairman of the Board, the President or a Vice Chairman of the Board may designate. 8 ARTICLE XI. Duties of the Controller The Controller shall be the principal accounting officer of the company and shall perform such duties as may be required of him by the Chairman of the Board or Board of Directors. ARTICLE XII. Transfer of Shares Section 1. Certificates for shares shall be issued by the Treasurer. Shares shall be transferable only on the record of shareholders of the company by the holder thereof in person or by attorney, upon surrender of the outstanding certificate therefor. This requirement shall be embodied in each certificate. Section 2. In case of the loss of a certificate, a new certificate may be issued upon such terms as the Board of Directors may prescribe. ARTICLE XIII. Indemnification of Directors and Officers The company is authorized, by (i) a resolution of shareholders, (ii) a resolution of Directors, or (iii) an agreement providing for such indemnification, to the fullest extent permitted by applicable law, to provide indemnification and to advance expenses to its Directors and officers in respect of claims, actions, suits or proceedings based upon, arising from, relating to or by reason of the fact that any such Director or officer serves or served in such capacity with the company or at the request of the company in any capacity with any other enterprise. 9 ARTICLE XIV. Seal The corporate seal of the company shall be in the following form. ARTICLE XV. Amendments These by-laws may be amended by the shareholders at any meeting; or by the Board of Directors at any meeting by a majority vote of the full Board, or at two successive meetings by a majority vote of a quorum present. The notice of a special meeting of the Board at which such action is to be taken shall set forth the substance of the proposed amendment.