The Petition Debate – How It Works
Who are the Petitions Committee?
The Petitions Committee is a cross-party group of Members of Parliament (MPs) in the UK House of Commons responsible for overseeing UK Parliament petitions.
In simple terms, they act as the link between public petitions and Parliament.
You can see curent members of the committee here:
So What Can The Committee Do?
• Reviews public petitions that reach key thresholds (especially 10,000 and 100,000 signatures)
• Decides what action Parliament should take in response to those petitions
• Schedules debates in Parliament for petitions that reach 100,000 signatures (although a debate is not automatic, it is considered)
• Questions Government ministers and experts on issues raised by petitions
• Keeps petitioners informed about progress and outcomes
What happens at 100,000 signatures?
When a petition reaches 100,000 signatures, the Petitions Committee:
• Considers it for a debate in Parliament
• Decides the format, timing, and location of the debate
• May request further information from the Government before scheduling it
The debate usually takes place in Westminster Hall and allows MPs to raise concerns, question Government policy, and put public pressure on ministers — even though it does not automatically change the law.
Supporting Evidence
The petition creator, Maria Iriart, is the first point of contact. She may be invited to take part in a discussion with MPs or government ministers, or to give evidence to a select committee. Should a presentation be required the camp petition team already have offers of assistance from third party professionals including legal and NAMs experts.
The petitions committee can also write to other people or organisations to ask them about the issue raised in the petition. If allowed camp can direct the committee to experts who have already agreed to speak to them.
Before The Debate
It is important to start contacting your MP while we wait for our fourth successful petition to be scheduled for debate in Parliament.
Please use our automated email {LINK} to contact your MP. The letter urges your MP to attend the debate and provides them with all the key information needed to support our petition to end all animal testing.
MPs are duty-bound to respond to their local constituents.
How the Debate Works
MPs who wish to participate in the debate have to apply.
The Speakers Office selects the MPs who can participate, and in general there is enough time allocated so that all MPs wishing to speak may do so.
All petitions debates include an intervention from the relevant Minister (and Shadow Minister), which can be key to developing the success of a campaign.
A member of the Petitions Committee opens the debate, and can speak for or against the petition. If this person is in favour of the petition he/she would hopefully be agreeable to meet and discuss how to frame the opening speech.
After the contributions from back benchers, there are contributions from the two main Opposition parties and a final response from a minister.
The MP who has opened the debate will often have a few minutes at the end to sum up.
Watching the a debate in Westminster Halls
The debates can be watched live on Parliamentary TV .
You can also attend in person and sit in the public gallery, entry is free of charge, bur places are limited on a first come, first served basis.