New Delhi, March 6 -- Meta Platforms Inc and Google's parent Alphabet Inc have raised concerns about Indian rules barring tech giants from monitoring internet browsing by children under 18 as it will make safety filters ineffective, according to three executives privy to the discussions.

"The DPDP Act's rules include an exemption that allows social media intermediaries to use the age of a user as part of the data that the platform can use to identify them. But, simply using age would not be enough to enforce safety filters, such as preventing unrelated adults from contacting underage users online," a senior executive at a top Big Tech firm told Mint, requesting anonymity.

"While the aspect of respecting a user's privacy is necessary, th...