Mahmoud digs into the GP 2015 – Fixed Assets Year End Closing Report.
Dynamics GP Essentials: GP 2015 – Fixed Assets Year End Closing Report
General Ledger & FinancialsYear-End & 1099Reporting & BIGP 2015
Archived post from 2014. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.