M.tech admissions for non- gate candidates starts from second week of may and end in the last week of july. Candidates who haven't appeared for the GATE exam can apply to several universities out there such as state university of any state, private universities such as AMITY, LPU, SHARDA , TMU, etc. Session generally starts from August first week and you can take admission even just before the commencement of classes.

Hope it helps.

All the best!