PUBLIC NOTICE
Federal Communications Commission
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Washington, D.C. 20554
News Media Information 202 / 418-0500
            Internet:  http://www.fcc.gov
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DA 18-396
April 19, 2018
 
EXPANDING FLEXIBLE USE OF THE 3.7 GHZ TO 4.2 GHZ BAND
WIRELESS TELECOMMUNICATIONS BUREAU, INTERNATIONAL BUREAU, AND 
OFFICE OF ENGINEERING AND TECHNOLOGY ESTABLISH GN DOCKET NO. 18-122
GN Docket No. 18-122
 
By this Public Notice, the Wireless Telecommunications Bureau, International Bureau, and the 
Office of Engineering and Technology establish GN Docket No. 18-122, which is captioned “Expanding 
Flexible Use of the 3.7 GHz to 4.2 GHz Band.”  We encourage parties that submit filings related to the 
potential for more intensive use of the 3.7-4.2 GHz Band to submit those filings in this docket.
Presentations are subject to “permit-but-disclose” ex parte rules.  See 47 C.F.R. §§ 1.1206, 
1.1200(a).  Persons making ex parte presentations must file a copy of any written presentation or a 
memorandum summarizing any oral presentation within two business days after the presentation 
(unless a different deadline applicable to the Sunshine period applies).  Participants in this 
proceeding should familiarize themselves with the Commission’s ex parte rules, including the 
general prohibition on presentations (written and oral) on matters listed on the Sunshine Agenda, 
which is typically released a week prior to the Commission’s meeting.  See 47 CFR §§ 1.1200(a), 
1.1203.
Action by Chief, Wireless Telecommunications Bureau, Chief, International Bureau, and Chief, 
Office of Engineering and Technology.
– FCC –