The letters, written by former Superintendent of Police Balakrishnan to the DGP, warned of the fuelling of growth of Muslim fundementalism in this city and rural areas, he said.
They also charged the informers of the cell with hampering the investigation and creating a deep division between the District Special Team and Intelligence Units.
He said a series of cases under Explosive Substances Act had been booked by police against members of the community since 2011, most of which are under investigation. None of the real accused had been arrested or secured so far, he said.
Kathar said an inspector heading a team which zeroed in on the group behind several IED blasts was transferred allegedly due to harassment and an agitation by the informers. This would be construed by fundementalists as if he was transferred for doing an incorrect job, he submitted.
More From This Section
The Head Constable, instead of collecting intelligence and curbing activities of fundementalists, colluded with the anti social elements for making wrongful gains, he submitted.
Kathar had some days back sought a CBI probe into two explosions at Nelpettai near here on November 20, 2013 and March 14 this year.