The four institutions with revised rating are Export- Import Bank of India (EXIM India), HDFC Bank, Indian Railway Finance Corporation Limited (IRFC) and State Bank of India (SBI), Moody's said in a statement.
In the case of HDFC Bank, the rating agency has also upgraded the bank's baseline credit assessment (BCA) and adjusted it to Baa2 from Baa3, it said.
Moody's has assigned a stable outlook to SBI's DIFC branch. The US-based agency today upped India's rating to Baa2 from Baa3 and changed its rating outlook to 'stable' from 'positive', saying the reforms will help stabilise rising levels of debt.