Following strong representations by the ASTI, the Department of Education and Skills have published information in the form of a Frequently Asked Questions document to deal with a variety of issues that have arisen in schools since reopening. It deals with queries such as what should be done if a student or staff member displays symptoms of Covid-19, communications, liaison with Public Health authorities, restriction of movements, testing, contact tracing, attendance at school, GDPR and other matters.
It can be accessed here