To Complete Intermediate in One Year you must have passed Class 10th from any recognized board in India.
and having minimum 1 Year Gap after passing class 10th.
and there is no restrictions if you have gap many years after passing 10th class.
there are many boards are available to take admission and pass intermediate in one year some of them are given below.
- National Institute of Open Schooling (NIOS)
- Telangana Open School Society (TOSS)
- Andhra Pradesh Open School Society (APOSS)
- Bihar Board of Open Schooling & Examination (BBOSE) Patna.