Banks in Tamil Nadu will be closed for two days: on January 16 in celebration of Thiruvalluvar Day, and on January 17 in observation of Uzhavar Thirunal. On the other hand, with the exception of Sunday, all states will have banks open every day this week.
The RBI divides holidays into categories: Holidays under the Negotiable Instruments Act and Real-Time Gross Settlement Holiday, Holidays under the Negotiable Instruments Act, and Banks’ Closing of Accounts.

Banks will also be closed on the second and fourth Saturdays and Sundays. Meanwhile, banks across the nation will be closed on January 26, 2023 on the account Republic Day.

Here is a look at bank holidays in January 2023 across states:
January 1, 2023: Sunday: Banks remain closed on 1 January due to New Year’s Day
January 2, 2023: New Year’s Celebration: Banks will remain closed in Mizoram
January 3, 2023: Imoinu Iratpa: Banks will remain closed in Manipur
January 4, 2023: Gaan-Ngai: Banks will remain closed in Manipur
January 12, 2023: Birthday of Swami Vivekananda: Banks will remain closed in Bengal
January 16, 2023: Thiruvalluvar Day: Banks will remain closed in Tamil Nadu
January 17, 2023: Uzhavar Thirunal: Banks will remain closed in Tamil Nadu
January 23, 2023: Netaji’s Birthday: Banks will remain closed in Bengal
January 26, 2023: Republic Day: Banks closed across the country.

Bank holidays in January 2023

Source: RBI website

Bank holidays 2023
The Reserve Bank of India publishes a list of bank holidays on its official website. The central bank declares the bank holidays for the entire year.

Bank customers are strongly advised to organise their banking-related tasks around all of these holidays.