 All banners and posters must have a stamp bearing the returning officer's official mark on the bottom right-hand corner.They may not be displayed within of any polling station or any shorter distance as the returning officer may specify.Among other things, it is an offence punishable by a fine of up to $1,000 or imprisonment not exceeding 12 months to alter, deface, destroy, obliterate or remove any banner or poster, or to display a banner or poster in such a way as to obscure any banner or poster already displayed.