This information was updated March 2014.
Put in place by the Secretary of State in 1990, Missouri's audit rule requires an audit for a large number of local, state-wide, and federal contests, as well as any contest within a certain close vote margin. Audit results are binding on the official election results, but they do not lead to a full recount.
Unless otherwise noted, all citations below are to the Missouri Code of State Regulations (CRS), Title 15, “Elected Officials,” Division 30, Rule 30-10.110, “Manual recount.” The rule is available as a pdf here.
No less than one precinct for every 100 precincts.
No trigger is indicated.