Time of supply in case of change in rate of tax in respect of supply of services :
In cases where there is a change in the effective rate of tax in respect of services, time of supply shall be determined in the following manner, as per section 14 of CGST Act.
Taxable service provided before change in effective rate –in case the taxable service has been provided before the change in effective rate of tax, time of supply will be as follows —
(i) where the invoice for the same has been issued and the payment is also received after the change in effective rate of tax, the time of supply shall be the date of receipt of payment or the date of issue of invoice, whichever is earlier; or
(ii) where the invoice has been issued prior to change in effective rate of tax but the payment is received after the change in effective rate of tax, the time of supply shall be the date of issue of invoice; or
(iii) where the payment is received before the change in effective rate of tax, but the invoice for the same has been issued after the change in effective rate of tax, the time of supply shall be the date of receipt of payment – section 14(a) of CGST Act.
Taxable service provided after change in effective rate – In case the taxable service has been provided after the change in effective rate of tax –
(i) where the payment is received after the change in effective rate of tax but the invoice has been issued prior to the change in effective rate of tax, the time of supply shall be the date of receipt of payment; or
(ii) where the invoice has been issued and the payment is received before the change in effective rate of tax, the time of supply shall be the date of receipt of payment or date of issue of invoice, whichever is earlier; or
(iii) where the invoice has been issued after the change in effective rate of tax but the payment is received before the change in effective rate of tax, the time of supply shall be the date of issue of invoice – section 14(b) of CGST Act.