Hawaii Estate Planning Checklist: Documents Every Resident Needs

Your parents own a home on Oahu worth $1.2 million, have modest retirement savings, and zero estate plan. Under Hawaii law, that single-family home could push their combined estate past the state's $5.49 million estate tax exemption — a threshold far lower than the federal limit. Without the right documents filed in the right order, the family home ends up in probate court, exposed to creditor claims, and potentially hit with state estate taxes up to 20%.

Hawaii estate planning is not optional for homeowners. Here's exactly what you need.

The Core Four Documents

Every Hawaii resident needs these four documents as a baseline, regardless of asset level.

Last Will and Testament. Under HRS Chapter 560, a valid Hawaii will must be in writing, signed by the testator (or someone at their direction), and witnessed by at least two people. A self-proving affidavit — signed by the testator, witnesses, and a notary — lets probate court validate the will without tracking down witnesses years later.

Durable Power of Attorney for Finances. This document names an agent to manage your bank accounts, pay bills, and handle real estate transactions if you become incapacitated. Hawaii banks routinely reject generic out-of-state POA forms, so the document must comply with Hawaii's statutory language.

Advance Health Care Directive (AHCD). Hawaii's AHCD combines a living will with a healthcare proxy designation. It must be signed by the declarant and either two qualified witnesses or a notary public. Witnesses cannot be the named healthcare agent.

HIPAA Authorization. Without this, healthcare providers cannot share your medical information with family members. It fills the gap between your AHCD and your family's ability to make informed decisions.

Property Planning: The Hawaii-Specific Layer

Hawaii's dual land recording system creates unique planning requirements that mainland guides completely miss.

Transfer on Death Deeds (TODDs). A TODD lets you pass real property directly to a beneficiary without probate, while keeping full ownership and control during your lifetime. Critical detail: the TODD must be recorded in the correct system — Regular System or Land Court — before death, or the transfer is void.

Regular System vs. Land Court. Check your deed for "BOC" or liber/page numbers (Regular System) versus an "Office of the Assistant Registrar" label with a "T" document number (Land Court). Recording a TODD in the wrong system means the property reverts to probate.

Beneficiary Designations. Bank accounts (POD), retirement accounts, and life insurance policies pass outside probate through beneficiary designations. Review these annually — they override your will, so outdated designations can accidentally disinherit your intended heirs.

The Estate Tax Planning Layer

Hawaii decoupled its estate tax from the federal system. The state exemption is frozen at $5.49 million per person — roughly half the current federal limit. For married couples, portability allows the surviving spouse to use the deceased spouse's unused exemption, protecting up to $10.98 million total.

But portability is not automatic. The personal representative must file Form M-6 (Hawaii Estate Tax Return) within nine months of death. If no federal return is required, a "dummy" federal Form 706 marked "Hawaii Portability Only" must be attached. Skip this filing, and the surviving spouse loses the entire unused exemption.

With single-family homes on Oahu regularly exceeding $1 million, middle-class families with a home plus retirement accounts can approach or exceed the $5.49 million threshold. Estate tax planning is not just for the wealthy in Hawaii.

Your Hawaii Estate Planning Action Sequence

1. Compile an asset inventory — list every account, property, vehicle, and insurance policy with its title configuration and current beneficiary designations
2. Verify your property recording system — check each deed for Regular System or Land Court registration
3. Execute your Core Four documents — will, financial POA, AHCD, and HIPAA authorization
4. Record a TODD for each property — in the correct land system, with the correct beneficiary (use a UTMA custodian designation if the beneficiary is under 21)
5. Update beneficiary designations — on every bank, retirement, and insurance account
6. File for portability — if applicable, ensure your executor knows to file Form M-6 within nine months

Failing to complete even one of these steps can expose your family to months of probate delays, thousands in legal fees, and potentially a 20% state estate tax bill.

Our Hawaii Basic Estate Planning Kit walks you through every step with Hawaii-specific instructions, worksheets for asset inventory and beneficiary tracking, and a complete execution checklist covering witness requirements, notarization rules, and recording procedures for all four circuit courts.

See more Hawaii guides →