| 458-57-005 | Nature of estate tax, definitions. |
| 458-57-015 | Valuation of property, property subject to estate tax, how to calculate the tax. |
| 458-57-017 | Property subject to generation-skipping transfer tax, how to calculate the tax, allocation of generation-skipping transfer exemption. |
| 458-57-025 | Determining the tax liability of nonresidents. |
| 458-57-035 | Washington estate tax return to be filed -- Penalty for late filing -- Interest on late payments -- Waiver or cancellation of penalty -- Application of payment. |
| 458-57-045 | Administration of the tax -- Releases, amended returns, and refunds. |
| 458-57-105 | Nature of estate tax, definitions. |
| 458-57-115 | Valuation of property, property subject to estate tax, and how to calculate the tax. |
| 458-57-125 | Apportionment of tax when there are out-of-state assets. |
| 458-57-135 | Washington estate tax return to be filed -- Penalty for late filing -- Interest on late payments -- Waiver or cancellation of penalty -- Application of payment. |
| 458-57-145 | Administration of the tax -- Releases, amended returns, refunds, and statute of limitations. |
| 458-57-155 | Farm deduction. |
| 458-57-165 | Escheat estates and absentee distributee (missing heir) property. |