499.6. The official representative or a deputy official representative of the party shall, for the purposes of the party leadership campaign, use an account referred to in the third paragraph of section 439 that is held by the official representative in the name of the party.
Loans contracted under the third paragraph of section 499.10 are paid into that account.
In no case may the official representative or a deputy official representative of the party pay a leadership campaign expense otherwise than out of that account.