Google has claimed Australia's impending social media ban for kids under 16 could make children less safe by removing parental controls.

The tech giant has not given up on its push for a YouTube exemption to the laws, which come into effect on December 10.

All child accounts active on that date would be disabled, but kids would still be able to watch without an account.

"Forcing kids to use YouTube without an account removes the very parental controls and safety filters built to protect them," Rachel Lord, Google and YouTube's public policy and government affairs manager, told a Senate committee.

"It's also the ability of parents to set up supervised accounts for their children."

Lord said the restrictions also prevent a career path for emerging stars such as Troye Sivan, who found f

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