That student and another student were charged with possession of a destructive device, The Associated Press reported.
The charge he ultimately pleaded to was "attempted possession of an improvised device," which usually refers to homemade bombs.
In France, possession of such a device is a legal obligation from 1 July 2012.
Wanted for attempted first degree murder and possession and manufacture of a destructive device.
A person can be charged with constructive possession of an illegal device if they possess the otherwise legal material to assemble it.
He is not expected to contest the charge, possession of an explosive device.
They could include possession of an incendiary device and reckless endangerment.
The statute also does not restrict possession or use of a sexual device by an individual, but only the commercial distribution of the devices.
Hypothetically, if someone were to come into possession of such a device, it couldn't be known to anyone.
The obligations implicit in the possession of such a device were severe.