HRS §576B-609
How to register an out-of-state child support order for modification
If you want to change a child support order from another state, you must first register it in Hawaii the same way as other out-of-state orders. You can ask to change it at the same time you register, or later. Your request must explain why you want the change.
guardiansparentsstate agencies
The statute, as written — Procedure to register child support order of another state for modification
A party or support enforcement agency seeking to modify, or to modify and enforce, a child support order issued in another state shall register that order in this State in the same manner provided in sections 576B-601 through 576B-608 if the order has not been registered. A petition for modification may be filed at the same time as a request for registration, or later. The pleading shall specify the grounds for modification.
Sections this one refers to
§576B-601 Registering an out-of-state support order for enforcement
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