lower tds rate approved by income tax for financial year 19-20 if vendor issue bill for financial year 18-19 but payment is done in 19-20 then we apply lower tds at the time of payment or not
Bill issued in 2018-19, for services rendered in that year (income assess-able in the same year), not eligible for lower tds rate; as the lower rate of TDS is applicable for FY 2019-20. (issued by ITO based on income data based on FY 2019-20).