(1) A trader shall not, without reasonable cause, prevent a person from, or obstruct or interfere with that person in -
(a) reading the prices displayed on or in relation to products supplied by the trader, or
(b) entering premises for purposes described in paragraph (a), if those premises are where the trader supplies those products.
(2) A trader who contravenes subsection (1)(a) or (b) commits an offence and is liable on summary conviction to the fines and penalties provided in Chapter 4 of Part 5.