Haw. Rev. Stat. § 340A-2: Ownership of solid waste.

Unless otherwise provided by county ordinance or federal regulation, the owner of solid waste shall be:

(1) The generator of the solid waste until the solid waste is collected;

(2) The collector until the solid waste is deposited with an operator;

(3) In the absence of a collector, the generator of the solid waste until the solid waste is deposited with an operator; or

(4) The operator upon acceptance of the solid waste.