United States Steel Corporation (X)

You may communicate with our directors, including the Independent Chair, by writing to them c/o Office of the Corporate Secretary, United States Steel Corporation, 600 Grant Street, Suite 1881, Pittsburgh, Pennsylvania 15219.

Communications may be distributed to all directors, or to any individual director, as appropriate, depending on the facts and circumstances. Communications that are unrelated to the duties and responsibilities of the Board should be excluded and will not be distributed to directors. Such items include, but are not limited to:

• Spam
• Junk mail and mass mailings
• Personal communications
• Product complaints or inquiries
• New product suggestions
• Resumes or other forms of job inquiries
• Sponsorship requests
• Surveys
• Business solicitations or advertisements.

In addition, communications that are unduly hostile, threatening, illegal, or otherwise unsuitable are prohibited and will not be distributed to directors.