The New Brunswick education minister says he's received several anonymous threats via messages on social media platforms and through email.

"If the only obstacle between the Liberals offering support for this legislation is there's an obstacle, then I'd certainly be happy to look at having it taken out." 

The debate around Bill 11, which would remove non-medical vaccine exemptions for public school children, has transcended vaccines and public health policy.

Cardy acknowledges Section 33 of the Canadian Charter of Rights and Freedoms, which allows governments to override parts of the charter, is rarely used.

The revisions will ensure the province respects the Canada Health Act, and there may be a number of allowable exemptions.