(b) may by law be empowered or required to do in the interests of defence, public safety or public order. (11) Nothing contained in or done under the authority of any law shall be held to be inconsistent with or in contravention of— (a) subsection (2)(a) to the extent that the law in question imposes upon any person charged with a criminal offence the burden of proving particular facts; (b) subsection (2)(e) to the extent that the law in question imposes conditions that must be satisfied if witnesses called to testify on behalf of accused persons are to be paid their expenses out of public funds; or (c) subsection (5) to the extent that the law in question authorises a court to try a member of a disciplined force for a criminal offence notwithstanding any trial and conviction or acquittal of that member under the disciplinary law of that force, so, however, that any court so trying such a member and convicting him shall in sentencing him to any punishment take into account any punishment awarded him under that disciplinary law. (12) In the case of any person who is held in lawful detention the provisions of subsection (1), subsections (2)(d) and (e) and subsection (3) shall not apply in relation to his trial for a criminal offence under the law regulating the discipline of persons held in such detention. (13) Nothing contained in subsection (2)(d) shall be construed as entitling a person to legal representation at public expense.