(1)Every petition shall be signed and no accused shall be committed until liberated in due course of law for any crime or offence without a warrant in writing expressing the particular charge in respect of which he is committed.
(2)Any such warrant for imprisonment which either proceeds on an unsigned petition or does not express the particular charge shall be null and void.
(3)The accused shall immediately be given a true copy of the warrant for imprisonment signed by the constable or person executing the warrant before imprisonment or by the prison officer receiving the warrant.