Versions of Oregon Statutes 342.664 - Required ratio of pupils to staff holders of first aid cards; waiver; rules on LawServer 2023 Oregon Statutes 342.664 – Required ratio of pupils to staff holders of first aid cards; waiver; rules 2021 Oregon Statutes 342.664 – Required ratio of pupils to staff holders of first aid cards; waiver; rules 2019 Oregon Statutes 342.664 – Required ratio of pupils to staff holders of first aid cards; waiver; rules 2017 Oregon Statutes 342.664 – Required ratio of pupils to staff holders of first aid cards; waiver; rules 2015 Oregon Statutes 342.664 – Required ratio of pupils to staff holders of first aid cards; waiver; rules 2013 Oregon Statutes 342.664 – Required ratio of pupils to staff holders of first aid cards; waiver; rules 2009 Oregon Statutes 342.664 – Required ratio of pupils to staff holders of first aid cards; exceptions; rules