The new additions to those eligible include individuals working in fuel distribution and oil refiners, education staff who require to report to work in person, grocery store & pharmacy workers, truck drivers, farmers, recycling and sanitation workers and individuals working in the manufacturing or distribution of disinfectants and sanitizers.
The full list is available at the link below. (The criteria is the same across the Province. The copy from Wellington County is included for reference)
Wellington County Emergency Childcare Info
https://www.wellington.ca/en/social-services/ceyd-emergency-school-age-child-care-programme.aspx
Perth County Emergency Childcare Info
https://www.stratford.ca/en/news/emergency-child-care-for-essential-workers.aspx