Haw. Rev. Stat. § 381-11: Penalties.

Any public utility calling or causing a lockout in violation of section 381-9, or otherwise contrary to this chapter, or without giving the notice required by sections 381-3 and 381-8, shall be fined not more than $5,000 or, in the case of an individual, fined not more than $5,000 or imprisoned not more than six months.

Any employee calling a strike or going out on strike in violation of section 381-9, or otherwise contrary to this chapter, or without giving the notice required by sections 381-3 and 381-8, shall be fined not more than $100 or imprisoned not more than six months.

Any person instigating, inducing, or encouraging any strike or lockout in violation of section 381-9, or otherwise contrary to this chapter, shall be fined not more than $100 or imprisoned not more than six months.

The penalties provided by this section shall apply to any individual, person, corporation, or association, whether acting as principal, agent, officer, director, for oneself, or itself, or for another person.