5. Subject to the conditions in paragraph 6, the written laws set out in the Schedule shall not apply to or in relation to the use of a goods vehicle on any road within an electoral division in connection with a public procession that is held —
during the post-election period of a parliamentary election in that electoral division;
for the purpose of showing appreciation to voters or celebrating any victory at any such election;
by or with the authorisation of any candidate at that parliamentary election, or any political party whose candidates are nominated for such election, as the case may be; and
in accordance with a permit.