text: fee of $0.0351 per MHz per 
  population of the licenced area will continue to apply to all cellular 
  and PCS licences, including those initially assigned by auction. The 
  Minister of Industry Canada may review and amend the fees during 
  the licence term after further consultation with licensees. 
  (cid:129) There is no special  roll-out  requirement  for 2500–2690 MHz 
  spectrum. A general roll-out rule will be determined in the policy. 
  
  (cid:129) A determination regarding existing research and development 
  conditions of licence was not released at that time and will be 
  released separately. A decision has not been made to date, and until 
  such a time, the current conditions of licence remain in effect. 
  
  (cid:129) The auction is set to commence on April 15, 2015. 
  (cid:129) The 2500MHz auction will use Tier 3 licence areas. 
  
  **Roaming and Tower Sharing Policy**
  In March 2013, 
  Industry Canada released*Revised Frameworks for*
  *Mandatory Roaming and Antenna Tower and Site Sharing*, concluding a 
  consultation initiated in 2012. It sets out the current rules for roaming 
  and tower and site sharing. Its key terms are: 
  (cid:129) All holders of spectrum licences, radio licences and broadcasting 
  certificates must share towers and antenna sites, where technically 
  feasible, at commercial rates. 