177Commencement of sentences

1. A term of imprisonment or detention to which an offender is sentenced under this Act begins to run from the beginning of the day on which the sentence was passed, whether the sentence was passed by the Court Martial or by a disciplinary officer.

2. Subsection (1) is subject to the provisions of this Part.

3. Where any person has been sentenced to imprisonment or detention under this Act and there is no appropriate prison or service penal establishment in which he may serve the sentence at or near the place where he was sentenced, a competent service authority may direct that the term or period of the sentence shall begin to run from the beginning of the day on which he is delivered to the prison manager or other person in charge of the prison or establishment at which the authority has decided that he shall serve his sentence; and in that event he shall serve his sentence accordingly notwithstanding that he may previously have returned to duty or become entitled to be discharged: provided that any such term of imprisonment or detention shall be reduced by deducting any period for which he has been kept in confinement in respect of the sentence before being delivered as aforesaid.

4. Where—

5. a sentence of imprisonment or detention is passed by the Court Martial on the conviction of any person; and
6. that conviction is subsequently quashed and a new trial ordered; and
7. following the new trial the person is again convicted and sentenced to imprisonment or detention,—
the term of the new sentence shall be deemed to have commenced or shall commence on the date on which the term of the original sentence commenced or would have commenced; but the period commencing with the quashing of the conviction and ending with the imposition of the new sentence shall not count as part of the new sentence.