ICIC Bank ltd — Suddenly debited today Rs.505.62 from my account as SMAB Charge without information.

Address:

Purulia, West Bengal

Hi, I have a account at Purulia ICICI bank.I have also opened a e-R.D in this Branch. But i have been very shocked for debited to day Rs.505.62 from my account as SMAB Chgs APR15+Stax55.62 without any information by call or sms or mail. What is the SMAB Charge of Banking Rule ? What is it a separate rule than other banks ? Account details as follows... SHIBANI MAHATO A/C[protected]