Held that the assessee, a builder and developer, has been consistently following the project completion method and the same has been accepted by the Revenue in the past, the advances received by the assessee from the customers cannot be taxed in this year when the same have been adjusted in the sales in asst. yr. 2018-19, and the income declared in that year has been accepted. (AY. 2013-14 & 2017-18)