Two persons will have to spend only two more years in jail while the third person will be in jail only for one year as the court has exempted the period of stay in the jail for the convicts.
It was in 2017, that Kerala Police registered the case after around 15 persons from various parts of Kannur were found to have joined IS in 2016.
However, the court acquitted three persons in the case, namely, MH Faisal, Muhammed Nawas and Ummer Faruq.
Under the UAPA and provisions of the IPC, the duo can face a minimum sentence of three years and a maximum of life imprisonment.
So far, 13 out of 218 witnesses examined by the special court for National Investigation Agency cases have turned hostile in the case.
The office of PWD executive engineer, Electronic Division, carried out an estimate for the installation of security equipment in the court complex.