Divided Parliament Braces for Tight Vote on Assisted Dying Law

British lawmakers are set to vote on Friday on a historic bill to legalise assisted dying for terminally ill adults, a move that could mark the most significant shift in the country’s social legislation in decades.

The bill, proposed by Labour MP Kim Leadbeater, seeks to grant mentally competent adults in England and Wales who have been diagnosed with six months or fewer to live the legal right to end their lives with medical assistance. The proposed legislation has sparked months of emotional debate, revisions, and public campaigning.

“This is about giving people choice. It works, it is safe, and it provides dignity to terminally ill people,” Leadbeater told reporters ahead of the vote. She acknowledged the vote would be tight, estimating a possible drop in support since last November’s initial reading, which passed 330 to 275.

Under the current draft of the bill, an assisted death would no longer require court approval as originally planned. Instead, a multidisciplinary panel consisting of a senior legal figure, a psychiatrist, and a social worker would assess each case.

While opinion polls consistently show strong public support for assisted dying, concerns remain among MPs. Some lawmakers argue that recent amendments have weakened safeguards against coercion, especially for vulnerable individuals. Others have raised fears about the financial and ethical implications for the National Health Service and the need to prioritise investment in palliative care.

In early June, dozens of MPs signed a letter to the House of Commons leadership complaining that not enough parliamentary time had been allocated to fully explore such a consequential law change. A vote against the bill on Friday would kill it outright, potentially delaying the issue for another decade, as it last came before parliament in 2015 and was voted down.

Prime Minister Keir Starmer’s Labour government has taken a neutral stance on the legislation, giving MPs a free vote guided by conscience rather than party loyalty. The final Commons debate is expected to begin Friday morning, with a vote to follow later in the afternoon. If approved, the bill will advance to the House of Lords for further scrutiny.

The outcome could reshape end-of-life rights in Britain and align the country with jurisdictions such as Canada, Australia, and several U.S. states that have already adopted assisted dying laws.