Haw. Rev. Stat. § 386-10: Out of state employers.

Any employer whose principal place of business is outside the State shall, prior to the commencement of employment within the State, register with the director the employer's name, approximate total wages to be paid, and the dates of employment activity within the State. The employer shall file with the director, in the form prescribed by the director, a notice of insurance as required by section 386-122.