Collective Agreement Archive HSAS & SAHO HSAS & SAHO: April 1, 2013 to March 31, 2018 HSAS & SAHO: April 1, 2009 to March 31, 2013 HSAS & SAHO: April 1, 2007 to March 31, 2009 HSAS & SAHO: April 1, 2004 to March 31, 2007 HSAS & SAHO: April 1, 2001 to March 31, 2004 HSAS & SAHO: January 1, 1998 to March 31, 2001 HSAS & Crestvue Ambulance HSAS & Crestvue Ambulance: May 20, 2008 to May 19, 2015 HSAS & Crestvue Ambulance: May 20, 2005 to May 19, 2008 HSAS & La Ronge EMS HSAS & La Ronge EMS: April 1, 2013 to March 31, 2019 HSAS & La Ronge EMS: October 6, 2009 to March 31, 2013 HSAS & La Ronge EMS: October 6, 2006 to October 5, 2009 HSAS & La Ronge EMS: October 6, 2003 to October 5 2006 HSAS & North East EMS HSAS & North East EMS: July 17, 2013 to March 31, 2017