Your contract of service may be governed by the service rules read with the regulations made by Education Department of your State.

An appropriate opinion may be available from local sources. You may contact the education department of your ARUNACHAL PRADESH

Mr.Sudershan is right. First you check your appointment letter then rules of your govt. then can plead accordingly. Generally probation period is 6 months only.

Send your appointment letter and rules of your department then i can give you right way.

REGARDS

ADV.KAMAL.GROVER@GMAIL.COM

It is better that you make representation to the concerned Ministry for confirmation of your job.