Petition · past parliament
Make lie detection admissible to be considered alongside eyewitness accounts
Rejected
17 signatures
What the petition asks
Polygraphs and other methods of lie detection (such as analysing body language and facial expressions) should be considered when reviewing eyewitness accounts in court.
Polygraphs are 80-90% accurate whereas eyewitness accounts are only 65-70% accurate.
Polygraphs are 80-90% accurate whereas eyewitness accounts are only 65-70% accurate.
By considering lie detection results alongside eyewitness accounts, we can increase the reliability of evidence. Crimes may be resolved sooner and with more accuracy.
Source: http://www.bbc.co.uk/blogs/theoneshow/consumer/2009/01/16/should-lie-detectors-be-used-a.html
Source: http://www.bbc.co.uk/blogs/theoneshow/consumer/2009/01/16/should-lie-detectors-be-used-a.html
Why it was rejected
There was already a petition about this issue. Duplicates are rejected so signatures collect in one place.
Timeline
| 21 Feb 2017 | Petition opened for signatures |
| 1 Mar 2017 | Rejected by the Petitions Committee |
Key facts
Signatures
17
Status
Rejected
Rejected
1 Mar 2017
Follow this petition
Sign in to get an email when the government responds, a debate is scheduled or held, or the petition closes.
Source: the official petition page. Last checked 15 Jul 2026.