Constable Heffron lost both his legs in the blast, on a country road in Co Antrim.
Yet to date, only one chief constable has lost his job - Paul Whitehouse of Sussex over the shooting of James Ashley in 1998.
Jersey's constables have lost their power to arrest people after a vote in the States of Jersey.
The Police Federation which represents rank-and-file officers says this cut in starting salary fails to reflect the dangers inherent in the job and that police constables have lost out because of an unfair comparison between their jobs and those of other public sector workers.
A woman whose assault at the hands of police was caught on camera and led to a constable losing his job was found dead last month in her prison cell, it has emerged.
The UK investors Legal & General, Aberdeen Asset Management and Royal London have also lost patience with Hellawell, the former chief constable of West Yorkshire police who has been chairman since 2009.
What a lamentable concept: the constable blundered so the evidence is lost.
In an interview with the Guardian, the deputy chief constable, Dave Thompson, said the force had lost 1,500 officers in the past five years with a further 1,000 posts expected to be axed if the current rate of cuts continues.
As chief constable of Northern Ireland between 2002 and 2009 he lost an officer, Stephen Carroll, and witnessed the kind of public disorder seen in August on a regular basis.
PCCs have weaker appointment and dismissal powers than police authorities, having lost the ability to appoint and dismiss deputy and assistant chief constables.
Sergeant Hunt and Constable Balk try to find Mala and arrest him, but get lost in a blizzard and nearly freeze to death.
