FEDERAL COMMUNICATIONS COMMISSION MISS JULIUS GENACHOWSKI CHAIRMAN May 10, 2013 Ms. Kelly Gillis Senior Assistant Deputy Minister Spectrum, Information Technologies and Telecommunications Industry Canada Jean Edmonds Tower North 300 Slater Street Ottawa, Ontario, Canada K1A 0C8 Dear Ms. Gillis: Thank you for your letter of May 1, 2013, and the attached draft of Arrangement T regarding the sharing and coordination of the frequency band 160.299 to 16 1.580 MHz for railroad operations along our common border. In response, I can confirm that the Federal Communications Commission concurs with the proposals set forth in your letter, and agree that the content of those proposals is effective as of the date of this letter. /( i / ius Genachowski 445 IanSTREETS.W. WASHINGTON, D.C. 20554 • 202-418-1000