Has DBT system is fully implementation in India? What is the delay in releasing the payment of subsidy bill, after DBT system? Will it help to decrease delay in subsidy payment?

DBT is fully implemented PAN India w. e. f. 1st March, 2018. Subsidy bill after purchase of fertilizers by farmers thru PoS, is generated and duly certified bill by company statutory auditor is claimed on weekly basis, Subsidy payment is released within 7 days of submission of subsidy bill. Currently (as on 31.03.2021), there is no delay on subsidy reimbursement on weekly bills.