Any person who is required to comply with section 899B(e)
who has knowledge of the theft or unexplained loss of ammonium
nitrate shall report such theft or loss to the appropriate
Federal law enforcement authorities not later than 1 calendar
day of the date on which the person becomes aware of such theft
or loss. Upon receipt of such report, the relevant Federal
authorities shall inform State, local, and tribal law
enforcement entities, as appropriate.