California (citations and quotations removed): Connecticut Connecticut state courts strictly follow the common-law definition of the writ of coram nobis where the writ may only be issued to correct errors of fact. The writ may not be issued to correct errors of law. The Supreme Court of Connecticut provided the following background and guidelines of coram nobis petitions for state courts in Connecticut (citations and quotations removed): District of Columbia District of Columbia courts were established in 1970. The court's authority is derived from the United States Congress rather than from the inherent sovereignty of the states. District of Columbia courts may issue the writ of coram nobis to correct either errors of fact or errors of law. The District of Columbia Court of Appeals provided the following background and guidelines of coram nobis petitions for District of Columbia courts (citations and quotations removed): Maryland Maryland state courts may issue the writ of coram nobis to correct either errors of fact or errors of law. The Maryland Court of Appeals provided the following background and guidelines of coram nobis petitions for state courts in Maryland (citations and quotations removed): Nebraska Nebraska state courts strictly follow the common-law definition of the writ of coram nobis where the writ may only be issued to correct errors of fact. The writ may not be issued to correct errors of law. The Supreme Court of Nebraska provided the following background and guidelines of coram nobis petitions for state courts in Nebraska (citations and quotations removed): Nevada Nevada state courts strictly follow the common-law definition of the writ of coram nobis where the writ may only be issued to correct errors of fact. The writ may not be issued to correct errors of law. The Supreme Court of Nevada provided the following background and guidelines of coram nobis petitions for state courts in Nevada (citations and quotations removed): New Hampshire New Hampshire courts may issue a writ of coram nobis to correct errors of fact. It is currently undetermined whether the writ may be issued to correct errors of law. The New Hampshire Supreme Court provided the following background and guidelines of coram nobis petitions for state courts in New Hampshire (citations and quotations removed): New York New York state courts may issue a writ of coram nobis only for claims of ineffective assistance of appellate counsel. The Court of Appeals of the State of