TDS applicability on Material Purchased for Building under Construction

Yes, if the TDS deduction criteria as per sec. 194Q of IT act satisfied...

Tds is deducted u/s 194Q @ 0.1% of the amount exceeding 50 lacs. However the rate will be 5% in case the assesse has not furnished PAN

Firstly , if you have any contract with seller and you purchased building material for business's Building (not personal purpose) then you have to deduct tds under section 194C
Secondly, if you purchased a material for building(for any Purpose) then Buyer have to deduct TDS of seller if he purchase goods for more than 50Lacs in a year and
for this section 'Buyer' means a person if your business sale is more than 10cr in last financial year, it means if your business sale is less than 10cr in last year then sec 194Q will not apply on you and you did not need to deduct tds of seller.