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An amnesty for killings through the Troubles could be an insult to law enforcement officials who have been killed and injured, the affiliation representing them stated.
More than 300 RUC officers have been killed and hundreds injured.
The Police Federation stated it opposes any laws which proposes an amnesty for any crime, regardless of who was accountable.
They stated it will be a "shameful act of betrayal" to hyperlink former officers with terrorists in legacy debates.
The Police Federation made the feedback to delegates on the affiliation's annual convention on Thursday.
Earlier this month, Northern Ireland's former director of public prosecutions, Barra McGrory QC, advised the BBC he believed it was time to halt prosecutions for Troubles killings due to the problem acquiring convictions.
'Monstrous injustice'
Mark Lindsay, the federation chairman, stated such a method could be unacceptable.
"This organization is totally opposed to any legislation which proposes an amnesty for any crime," he stated.
"Any crimes, whether committed by police officer or terrorist from any side of the divide."
He stated society should now resolve whether or not the answer is "a political solution or a criminal justice solution".
"If justice is to be done fairly, then society must move away from rumour, story-telling and political agenda and deal only with facts in law," he added.
"It would be the most monstrous injustice to our murdered men and women if we were to accept some half-baked idea that resulted in the names of our colleagues being sacrificed for the sake of political expediency. That would be the ultimate insult."
Mr Lindsay additionally criticised using the phrase collusion "without either legal definition or proof".
He described using the definition as a try "to retrospectively criminalise policing and officers, both serving and retired."
'Havoc and distress'
The federation chairman advised delegates the actions of law enforcement officials had prevented Northern Ireland descending into anarchy.
"Our colleagues did what was right," he added.
"They must not be treated the same as the people who pulled the trigger or planted the bomb."
Mr Lindsay stated they'd saved tens of hundreds of lives, in contrast to those that had "wrought havoc and misery".
"So, it would be intolerable and massively offensive if their good names were to be used in the same breath as the killers who sought 'parity of esteem' by using a warped parity of misery and pain," he stated.
"A disrespectful and shameful act of betrayal."
The Federation has additionally referred to as on the federal government to present funding to recruit a whole bunch of extra law enforcement officials and automobiles to address new border safety preparations as a results of Brexit.
Mr Lindsay stated the PSNI can have to present safety for customs officers and different businesses working within the border space as a result of they'd be a goal for dissident republicans.