Failing to attend for duty, neglect of duty, etc

Any person subject to military law who– (a) without reasonable excuse fails to attend for any duty of any description, or leaves any such duty before he or she is permitted to do so; or (b) neglects to perform, or negligently performs any duty of any description, commits an offence and is liable, on conviction, to imprisonment for a term not exceeding two years or any less punishment provided by this Act.