27. Non-prevention of offences

Every person subject to military law who knows that another person is planning or attempting to commit an offence under section 11, 12, 15, 22 or 23 and fails to take reasonable steps to suppress or prevent its commission shall be guilty of an offence and shall be liable on conviction by a subordinate military court to imprisonment for a term not exceeding 2 years or any less punishment authorised by this Act.