Input Tax Credit can be claimed , if the time period doesn't exceed one year i.e 365 days from the date of tax invoice date of that particular goods and services which known as supply in GST regime.
A taxpayer who has not availed the eligible ITC of any of the previous months, may avail such ITC in any of the subsequent months, but anytime either before the filing of the annual return or filing of the GST Returns for September belonging to subsequent financial year, whichever is earlier.