A charge that any public employer or public employee organization has engaged or is engaging in any unfair practice listed in subsections (a) and (b) of 34:13A-5.4 may be filed by any public employer, public employee, public employee organization, or their representatives.
N.J. Admin. Code § 19:14-1.1
See: 27 N.J.R. 2555(a), 27 N.J.R. 3387(a).