be up to

Basically, Chait said, it will be up to each school to decide.

She added that if the bill did become law, there would also be a "period of implementation", which would most likely be up to two years.

Because the fire was ruled an accident, the Fire-Rescue Department will not be investigating the incident further and it will be up to the company’s insurer to determine the cause.

Albanese said there would be no penalties for users, and that it would be up to Australia's online regulator - the eSafety Commissioner - to enforce the laws.

Otherwise, it will be up to the incoming administration to decide, and Trump has voiced disdain for California’s unique ability to set emissions standards.