The National Telecommunications and Information Administration (NTIA) published a Public Notice on the development of programmatic requirements for the State and Local Implementation Grant Program to assist in planning for the Nationwide Public Safety Broadband Network (NPSBN).

http://www.ntia.doc.gov/federal-register-notice/2012/development-programmatic-requirements-state-and-local-implementation-gr

Please be aware that this Federal Register Notice contains the preliminary grant requirements, not the actual grant application.  Additional details on funding allocations, methodology, and other requirements will be included in the formal grant notice, which NTIA plans to release in the first quarter of calendar year 2013.