Extension of annual GST return filing deadline for GSTR-9 series due to electronic filing system delay, easing compliance burden. Extension of the statutory deadline to furnish annual GST returns in Forms GSTR-9, GSTR-9A and GSTR-9C is ordered under the Governor's powers, substituting a later calendar date for the previously notified due date due to non-availability of the mandated electronic filing system; the extension applies to registered persons required to file annual returns under the Act, excluding specified classes such as Input Service Distributors, persons subject to tax deduction/collection at source, casual taxable persons and non-resident taxable persons.