Music Fund to help Ontario musicians, a $200 per month earnings exemption for those on Ontario Works and Ontario Disability Support Program, $5 million into First Nations education, elimination of the employers health tax exemption for large companies, postponed tax cuts for big businesses, extended the capital cost allowance for machinery and equipment, increased the Ontario Child Benefit from $1,100 to $1,310 per year to support low-income families and other economic measures. Critics called the budget a lavish expenditure in order to gain support from the New Democratic Party (NDP) for the budget. PC leader Tim Hudak had earlier said that he would not support the budget regardless of its contents. He said, "the sooner there's a change in government, the better it is to give hope to people in the province who have lost hope." On June 11, 2013, the budget passed by a vote of 64–36 with NDP support and all 36 PC members voting against it. Education Kathleen Wynne's involvement with the administration of grade school and post-secondary education was largely marked by labour disruptions and teachers strikes. Wynne immediately started new collective bargaining negotiations with the Elementary Teachers Federation of Ontario (ETFO) after a year of labour distress that had culminated in the Putting Students First Act, 2012, which had suspended collective bargaining rights, imposed contracts on teachers and suspended the right to strike. On April 8, 2014, the Wynne government reached a new bargaining agreement with the teachers unions and passed the School Boards Collective Bargaining Act, 2014, which restored their bargaining rights, the right to strike, kept the wage freeze on teachers, eliminated the retirement gratuity for teachers, and assigned her provincial government control over funding for schools and programs. The legislation also gave the minister of education the power to audit school boards if disclosure of spending was not provided. Wynne established the Premier's Youth Advisory Council to advise the premier on issues facing youth. In February 2015, her government introduced changes to the sex education curriculum, which has not been updated since 1998, in public schools. However, these changes were met with controversy and criticism not only by the opposition parties but among parents and conservatives; in one instance, some schools were empty as some parents pulled their children out in protest of these changes. In her final year as premier, Wynne also introduced back to work legislation for two different strikes