Do stepchildren count as children in a will?

Not unless the will makes it clear. The word 'children' in a will is usually read as biological and adopted children only. To include stepchildren, the will should name them specifically or define 'children' to include them, otherwise they may be left out.

Can a stepchild contest a will?

A stepchild who was treated as a child of the family or financially maintained by the deceased may be able to bring a claim under the Inheritance Act 1975 for reasonable provision, even though they have no automatic right to inherit.

Can stepchildren inherit?

Q: Can stepchildren inherit?

Stepchildren do not inherit automatically. Under the intestacy rules in England and Wales, only biological and legally adopted children count, so a stepchild who was never adopted inherits nothing unless they are named in a will. A stepchild who was financially maintained may instead claim under the Inheritance Act 1975.

England & Wales · Inheritance

Quick answer

Not automatically. Under the intestacy rules in England and Wales, only biological and legally adopted children count as children. A stepchild who was never adopted inherits nothing unless they are named in a will. A stepchild who was financially maintained or treated as a child of the family may instead bring a claim under the Inheritance Act 1975, but they have no automatic right.

Detailed explanation

The law draws a sharp line between a legal parent-child relationship and a step-relationship. For inheritance purposes, "child" means a biological child or one who has been legally adopted. A stepchild — the child of your spouse or partner from another relationship — does not fall into that category unless you have formally adopted them.

This matters most on intestacy (where there is no will). If a step-parent dies without a will, their estate passes to their spouse and their own biological or adopted children. Stepchildren receive nothing, even if they were raised by the deceased for decades.

It also matters in wills. If a will simply leaves the estate "to my children," that wording is generally read as biological and adopted children only. To benefit a stepchild, the will should either name them individually or expressly define "children" to include stepchildren. Without that, a much-loved stepchild can be unintentionally excluded.

There is one route for an excluded stepchild: the Inheritance (Provision for Family and Dependants) Act 1975. A person treated by the deceased as a "child of the family," or who was being maintained by them, can apply to the court for reasonable financial provision. This is a claim, not a guarantee, and is subject to the six-month time limit from the grant of probate.

Example scenario

Helen raised her stepson Liam from the age of four but never legally adopted him. She dies without a will. Under intestacy, her estate passes to her husband and her own daughter; Liam inherits nothing despite being raised as her son. Had Helen made a will naming Liam, or adopted him, he would have been provided for. As things stand, his only option is a 1975 Act claim.

Action for blended families: If you want stepchildren to inherit, say so explicitly in a will. Relying on the law to treat them as your own will leave them with nothing.

Sources

Administration of Estates Act 1925 (intestacy and meaning of "children") — legislation.gov.uk
Inheritance (Provision for Family and Dependants) Act 1975 — legislation.gov.uk
GOV.UK — Inheritance: rules when there's no will

Reviewed by: Michael Smith, Estate Planning Specialist
Last reviewed: June 2026
Next review: December 2026
Jurisdiction: England & Wales

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Can stepchildren inherit?

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