According to the data compiled by the department, it has received 40,477 messages on its helpline so far and registered six cases on the basis of "genuine" complaints while six other cases are being probed.
"A total of nine policemen of the rank of constable to sub-inspector and a home guard have been booked in six cases under the Prevention of Corruption Act," said Deputy Commissioner of Police (Vigilance) Sindhu Pillai.
Other than this, the vigilance unit has received around 500 written complaints this year, of which, 227 are currently under inquiry.
"Three police officials, including an Assistant Sub-Inspector have been arrested this year under charges of corruption while 39 police officials have been suspended for alleged corrupt practices.
"The unit has registered a total of 23 cases this year till November 2 against policemen for allegedly taking bribe," said a senior police official.
Out of these 23, nine complaints have been received against traffic policemen, of which four cases has been registered.
