In absolute terms, NPAs increased 32.7 percent year on year to Rs 3.46 lakh crore at the end of March.
The 20 banks that have declared their earnings for the March quarter so far saw their collective non-performing assets rise to 8.32 percent of all the loans on their books, CARE Ratings said in a report.
Of the 20 lenders, 11 belonged to the private sector, while 9 were state-owned. At the end of March last year, their collective NPAs constituted 7.17 percent of their loans.
In absolute terms, NPAs increased 32.7 percent year on year to Rs 3.46 lakh crore at the end of March. In comparison, all their advances put together rose 14.4 percent over the same period.
The share of NPAs in total loans, also called NPA ratio, increased for all banks except Yes Bank and Kotak Mahindra Bank among the private ones, and Vijaya Bank and Indian Bank among the state-owned ones.
The banks that saw their NPA ratio rise the most over the last year were UCO Bank (7.52 percent of total loans), Dena Bank (5.77 percent), Union Bank (4.56 percent), Oriental Bank of Commerce (3.90 percent), Allahabad Bank (2.87 percent) and Bank of Maharashtra (2.55 percent).
Among private banks, Axis Bank's NPA ratio rose the most.
In terms of new NPAs, which weren't on the books this time last year, Union Bank, Canara Bank, Allahabad Bank, Dena Bank and Oriental Bank of Commerce reported the highest figures among the public sector lenders.
Among private banks, ICICI Bank and Axis Bank saw the highest amount of new NPAs over the past year, CARE said.