Revised return for claiming TCS

one person file ITR 3 for the AY 2019-20 on 30-6-20 i.e belated return mention his status Non- Resident. Query is this : he buy a car in india in December 2018 amounting to Rs. 15,02,000/- one time payment ,the company charge TCS Rs 15,020/- . This amont show in 26 AS form but at the time of filing his return this is not mentioned in ITR. Can he is eligible for claiming such TCS and revised his return or any alternative mention for claim such amount.