As adjectives the difference between nonconforming and unauthorized
is that nonconforming is that does not conform, either to the rules of an established church, or to official regulations while unauthorized is not having any authority.
nonconforming
English
Adjective
(-)
That does not conform, either to the rules of an established church, or to official regulations
unauthorized
English
Adjective
(-)
not having any authority
without official authorization
Usage notes
* Objects: autobiography, copying, distribution, disclosure, publication, person, warfare, and a variety of others.