1) at time of your selection the ex service man rules provided that you can only avail job reservation once .
2) you availed of job reservation and got selected as bank clerk
3) you have joined after the new policy came into force .
4) as per new policy since you have applied for staff selection commisison exam in 2013 and got selected as income tax inspector you would be eligible to get job reservation as ex service man
5) if you get job offer from income tax dont join unless there is clear court verdict on the issue .
6) you cannot afford financially to lose your bank job
6) since no uniform policy is being followed regarding OM dont take the chance