(1) to have made immediately before that time a supply of the container and to have collected at that time in respect of the supply(a) tax equal to the tax that was payable by the registrant in respect of the last acquisition of the container by the registrant, or
(b) an amount equal to the amount provided for in section 350.30 that was payable by the registrant in respect of the last acquisition of the container by the registrant; and
(2) to have received at that time a supply of the container and to have paid at that time in respect of the supply(a) tax equal to the tax referred to in subparagraph a of subparagraph 1, or
(b) an amount equal to the amount referred to in subparagraph b of subparagraph 1.
The amount referred to in subparagraph b of subparagraph 1 of the second paragraph that is collected by the registrant shall be added in determining the net tax of the registrant for the reporting period of the registrant in which that amount is collected.