275. Where an election made under section 272 by a public service body in respect of an immovable described in subparagraph 1 or 2 of the second paragraph of the said section is revoked and ceases to be effective on a particular day and the body does not cease to be a registrant on that day, the body is deemed(1) to have made, immediately before that day, a taxable supply of the immovable by way of sale and to have collected, on that day, tax in respect of the supply calculated on the fair market value of the immovable on that day; and
(2) to have received, on that day, a taxable supply of the immovable by way of sale and to have paid, on that day, tax in respect of the supply calculated on the fair market value of the immovable on that day.