This clause has not been authorized for official release. We recommend deferring to the text of the clause in your RFP or contract.
USE OF CELL PHONES WHILE DRIVING (Oct 2012) ACC-APG 5152.204-4903
Cell phone use is prohibited while driving on Department of Defense (DoD) installations, unless vehicle is safely parked or unless a hands-free device is used.
Wearing of any other portable headphones, earphones, or other listening devices (except for the hands-free cellular phones) is prohibited.