Stan Cho, who represents the north Toronto riding of Willowdale, resigned his post as minister of tourism, culture and gaming after coming under fire for expensing $16,000 in Toronto hotel stays.

While the government has not yet decided whether to expand Ontario's current restrictions, Calandra said he came away from meetings with his provincial counterparts impressed by what he saw after Quebec introduced a "bell-to-bell" cellphone ban.

This week's filings show health care, housing, industrial policy and technology continuing to dominate lobbying efforts at Queen's Park.