54.These sections are based respectively on sections 16A and 16B of the PTA, which were added to the PTA by the Criminal Justice and Public Order Act 1994 (c. 33). Sections 16A and 16B were in turn based on sections 30 and 31 of the Northern Ireland (Emergency Provisions) Act 1991 (c. 24). Sections 57 and 58 are listed in section 118(5), so the defences they provide impose evidential burdens only on the defendant.
Commentary Part Vi: Miscellaneous Sections 57–58: Possession offences