The penalty has been imposed on the bank for non-compliance of income recognition and asset classification (IRAC) norms.
RBI has been sensitive to the challenges faced by the visually challenged in conducting their day to day business with Indian banknotes.
RBI said identification of banknote denomination is key to successful completion of cash transactions by visually impaired persons.
On Thursday, the RBI released the results of the March 2019 round, along with the summary time series data since March 2015.
The fiscal deficit target for this financial year was reduced to 3.3 per cent from 3.4 per cent.
The RBI started purchasing gold in small quantities from December 2017 after a gap of eight years.
PNB has been defrauded of over USD 2 billion in a separate scam that came to light last year.
In the previous reporting week, the reserves had surged by USD 4.215 billion to USD 426.42 billion.
The NBFC sector is currently undergoing a liquidity hurdle with a spate of defaults of companies.
Patel said an asset quality review for the NBFCs is ‘inevitable’ given their interconnectedness in financial system.