Chapter II Definition of Terms
Section 3. For purposes of this Act, the term:
(c) "Armed conflict" means any use of force or armed violence between States or a protracted armed violence between governmental authorities and organized armed groups or between such groups within that State: Provided, That such force or armed violence gives rise, or may give rise, to a situation to which the Geneva Conventions of 12 August 1949, including their common Article 3, apply. Armed conflict may be international, that is, between two (2) or more States, including belligerent occupation; or non-international, that is, between governmental authorities and organized armed groups or between such groups within a state. It does not cover internal disturbances or tensions such as riots, isolated and sporadic acts of violence or other acts of a similar nature.
Grave breaches - IAC
Violations of laws and customs - IAC
Serious violations of Common Article 3 - NIAC
Other serious violations of the laws and customs - NIAC
Internal disturbances and tensions (riots, isolated and sporadic acts of violence or other acts of a similar nature) - protracted armed conflict
EDIT.