Clean Neighbourhoods and Environment Act (Northern Ireland) 2011 : code of practice on litter : guidance on litter : preventing cigarrette litter : regulatory impact assessment on extension of street litter control notices : a consultation paper.
Northern Ireland.Department of the Environment.
Northern Ireland.Environmental Policy Division.
Belfast : Department of the Environment,
2011.
"13 June 2011".
"Closing date : 30th September 2011".