979.30. The amount that consists of the interest and dividends attributable to qualified property within the tax-free reserve of a qualified shipowner, and the amount by which the proceeds received by the shipowner from the disposition of such property exceed the expenses incurred by the shipowner to dispose of the property, must be retained in the tax-free reserve, except the part of the amount or excess amount that is withdrawn as an eligible withdrawal or is used to pay tax or settle an obligation of the same nature required to be paid or settled in relation to the amount or excess amount under a law of a jurisdiction other than Québec or a regulation made under such a law.