Estate Planning Glossary

Plain-language definitions connected to the deeper wills, trusts, tax, probate, beneficiary, and state-law system.

Each definition links to the guides where the term does its work.

Terms from A to Z

Administrator
A court-appointed personal representative who administers an estate when no executor is serving under a will.
Agent
A person authorized to act for another, commonly under a power of attorney; the document and governing law define the authority.
Annual Exclusion
A tax-year-specific federal gift-tax rule that can exclude qualifying present-interest gifts up to the current statutory amount per recipient; verify the current IRS figure and conditions.
Ascertainable Standard
An objectively framed distribution standard—often health, education, maintenance, and support—used in trust and tax analysis; the exact language and facts matter.
Beneficiary
A person, charity, estate, trust, or other permitted recipient entitled to receive or potentially receive property under an instrument, account, or law.
Bequest
A gift of property made by will; modern statutes and documents may use broader terms such as devise.
Codicil
A formally executed amendment to a will that must satisfy applicable execution rules and be read with the original will.
Community Property
A marital-property system that generally classifies qualifying property acquired during marriage as owned by the marital community, subject to state-specific tracing and exceptions.
Deceased Spousal Unused Exclusion (DSUE)
The federal exclusion amount potentially made available to a surviving spouse through a valid portability election by the deceased spouse's estate.
Decedent
A person who has died; tax forms and probate statutes use the term to identify the person whose property and obligations are being administered.
Devise
A testamentary transfer under a will; depending on the statute or document, it may cover real or personal property.
Domicile
A person's permanent legal home based on physical presence and intent; it can affect probate, marital property, state tax, and jurisdiction and is not always the same as residence.
Estate
Depending on context, the property and obligations associated with a person, the probate estate under court administration, or a separate tax entity after death.
Estate Inclusion
Treatment of property or an interest as part of a decedent's gross estate for transfer-tax purposes; ownership title alone does not answer every inclusion rule.
Executor
A person nominated in a will and generally appointed by a court to administer the probate estate; many states use personal representative as the broader term.
Fiduciary
A person or institution required to act under duties of loyalty, care, impartiality, prudence, and recordkeeping as applicable to the role and governing law.
Gift Splitting
A federal gift-tax election that can treat qualifying gifts by one spouse as made one-half by each spouse when requirements and consents are satisfied.
Grantor
A person treated as transferring property to a trust; settlor and trustor are common state-law synonyms, while federal tax law can use grantor in a technical way.
Gross Estate
The federal transfer-tax measure that can include probate and nonprobate property, certain insurance, retained interests, and other items before deductions.
Guardian
A court-appointed person responsible for personal or health-related decisions for a minor or protected adult; some states use different labels or divide personal and property roles.
Health Care Proxy
A person or document authorizing health decisions for another when applicable conditions are met; terminology varies by state.
Heir
A person entitled under intestacy law to inherit probate property; an heir is not necessarily the same as a beneficiary named in a will or account.
Holographic Will
A will written and signed in the testator's handwriting under rules recognized in some, but not all, states; requirements and treatment vary.
Income in Respect of a Decedent
Certain taxable income the decedent was entitled to but had not received before death; it generally does not receive the ordinary section 1014 basis adjustment.
Intestacy
The state-law system distributing probate property not effectively disposed of by a valid will.
Issue / Descendants
A person's lineal descendants, such as children and later generations, interpreted under the document and governing law.
Legal Capacity
The ability to understand and decide a particular legal matter under the applicable standard; capacity can be task-specific and may fluctuate.
Letters Testamentary
A court-issued credential evidencing an executor's authority after appointment; terminology and electronic verification vary by jurisdiction.
Marital Deduction
A federal estate- or gift-tax deduction for qualifying transfers to a spouse, subject to citizenship, property-interest, and election requirements.
No-Contest Clause
A provision that may reduce or eliminate a beneficiary's gift after a covered challenge; enforceability, probable-cause exceptions, and scope vary by state.
Per Capita
A method of dividing property into equal shares among people at a specified generational level or class; document wording controls the exact method.
Per Stirpes
A representation-based distribution method in which a deceased beneficiary's branch may take that beneficiary's share; state definitions and drafting variants differ.
Personal Representative
The umbrella term in many jurisdictions for the fiduciary administering a decedent's probate estate, including an executor or administrator.
Portability
The federal process by which a surviving spouse may use a deceased spouse's DSUE after a valid estate-tax-return election; GST exemption is not portable.
Power of Appointment
Authority given to a power holder to designate who may receive specified property; general and limited powers can have different tax and creditor effects.
Probate
The judicial process for appointing estate authority, validating a will where required, handling claims, and transferring probate property.
Qualified Disclaimer
An irrevocable refusal to accept property that can have special federal transfer-tax treatment if statutory requirements, timing, and lack-of-acceptance rules are met; state property law also applies.
Residuary Estate
The probate property left after specific gifts, expenses, claims, taxes, and other charges are handled under the will and law.
Settlor
The person who creates or contributes property to a trust; grantor and trustor are common synonyms, with context-specific tax meanings.
Skip Person
A person or trust classified under federal GST rules as two or more generations below the transferor, or otherwise meeting the statutory definition.
Spendthrift Clause
Trust language restricting a beneficiary's transfer of an interest before distribution and limiting some creditor access, subject to state-law exceptions.
Tax Basis
A tax measure used to calculate gain, loss, depreciation, and other consequences; acquisition, gifts, death, improvements, and entity rules can change it.
Taxable Estate
The federal estate-tax base after permitted deductions from the gross estate, before application of the tax computation and credits.
Testamentary
Created by or taking effect under a will at death, as in a testamentary trust.
Trust Decanting
A state-law process that may allow a trustee to distribute assets from one trust into a new trust with modified terms, subject to statutory authority, fiduciary duties, beneficiary rights, and tax review.
Trust Director
A person holding a power of direction over a trustee under a directed-trust structure; fiduciary status and liability depend on governing law and the instrument.
Trust Principal and Income
Accounting categories allocating receipts and expenses between capital and current return; they are not identical to taxable principal and income.
Trust Protector
A person granted specified oversight or amendment powers outside ordinary trustee duties; the title has no single universal set of powers.
Trust Situs
The legal and administrative connection of a trust to a jurisdiction, potentially affected by governing law, trustee location, administration, assets, and court jurisdiction.
Trustee
The fiduciary holding and administering trust property under the instrument and governing law for beneficiaries or a permitted purpose.
Undue Influence
Improper pressure that overcomes a person's free intent in making a will, trust, gift, or designation; proof is fact- and state-specific.
Will
A revocable document during life that directs probate property and makes nominations or testamentary trusts effective at death, subject to state execution law.
Witness
A person who observes or acknowledges execution as required and may later attest to it; eligibility and presence rules vary by state and document.

Where these terms do their work