Crown Prosecution Service

Imagine that you are working with one of the forensic science analytical testing companies and have just undertaken a piece of work at the request of the crown prosecution service. You have analysed a brown powder and found it to contain 70% of the controlled drug diamorphine (heroin). The counsel for the defence has requested that the sample be analysed by an independent laboratory of its choosing. The sample is reanalysed and there is a dispute in relation to the result because the defence analyst finds only 10% of the controlled drug diamorphine. You attend court and are asked to justify your results. Your lab has a rigorous quality assurance system that includes method validation, system suitability, and instrument qualification the defence lab does not. Your result is accepted as the correct value. 

Continuity of evidence. At the scene of the crime, the scene would be examined and evidence collected and packaged. Submissions are then transported to the laboratory for analysis items will be examined and tested and results reported in the form of a statement that will be submitted to the Crown Prosecution Service (CPS), Procurator Fiscal (PF), or other intermediate organisation for processing for court. Consider one item—say, the hammer mentioned earlier—and... 

The Lord Chancellor, and the English Attorney General and Solicitor General act also for Northern Ireland. The Director of Public Prosecutions is appointed by the Attorney General, and is a barrister or solicitor with ten years of practice in Northern Ireland. His chief function is responsibility for prosecutions in serious cases (compare the Crown Prosecution Service in England, and the Lord Advocate and procurators fiscal in Scotland). 

The extended length of time between the fire and the court case was due to the delay for an inquest into the fatality and the Crown Prosecution Service s consideration of securing a conviction for manslaughter . 

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