Although rare, at times the incorrect version of a bill is transmitted between houses (i.e. not what passed third reading)—causing procedural problems, especially if not caught quickly, allowing the other house to advance the incorrect bill through multiple stages. For the last two occurrences (2014 and 2001), see Jordan Press (28 August 2014). "House of Commons to Correct Errors in Crime Bill it Sent to Senate". Ottawa Citizen. National News. Retrieved 7 June 2019..
Marleau, Robert; Montpetit, Camille (2000). House of Commons Procedure and Practice. Ottawa: Queen's Printer for Canada. ISBN2-89461-378-4. 1. Parliamentary Institutions > Institutional Framework > The Opposition. Archived from the original on 8 October 2012. Retrieved 19 October 2009.
Marleau, Robert; Montpetit, Camille (2000). House of Commons Procedure and Practice. Ottawa: Queen's Printer for Canada. ISBN2-89461-378-4. 1. Parliamentary Institutions > Institutional Framework > The Opposition. Archived from the original on 8 October 2012. Retrieved 19 October 2009.