The government closed the FSS (national forensic science unit) in 2012. Privatizing forensics to commercial vendors resulted, which has led to various large scale scandals.
http://www.bbc.com/news/uk-england-london-44044668
In a strange coincidence, the UK”S Forensic Regulator published in 2017 some extensive rules for forensic analysts. This article from early 2018 warns privatizing will “inevitably” lead to “failing forensic science” and miscarriages of justice.
Here are the words of the Forensic Regulator herself.