All government offices, schools, and banks in Ranchi are closed on the occasion of Guru Nanak Jayanti - also known as Guru Nanak Dev Ji Gurpurab or Guru Nanak's Prakash Utsav. 

Since Guru Nanak Dev Ji Gurpurab is being celebrated across Jharkhand, bank holiday on this auspicious day is provided under the Negotiable Instruments (NI) Act, of 1881 under which the holidays are allocated under two categories - Real-time gross settlement holidays, and banks' closing of accounts. 

The Reserve Bank of India (RBI) has released a state-wise list of where banks will remain closed today. 

This means banks remain closed in Ranchi as well as several cities such as Agartala, Aizwal, Belapur, Bhopal, Bhubaneswar, Chandigarh, Dehradun, Hyderabad, Telangana, Itanagar, Jaipur, Jammu, Kanpur, Kohima, Kolkata, Lucknow, Mumbai, Nagpur, New Delhi, Raipur, Ranchi, Shimla, Srinagar, Ahmedabad, Bengaluru, Chennai, Gangtok, Guwahati, Hyderabad-Andhra Pradesh, Imphal, Kochi, Panaji, Patna, Shillong, and Thiruvananthapuram. 

In Jharkhand, the Sikh community spread in both rural and urban areas of the state, especially Ranchi, Bokaro, Dhanbad, Jamshedpur, and Hazaribagh is celebrating the annual event with pomp and show of charity. 

Notably, Guru Nanak Jayanti is celebrated on the 15th lunar day of the Hindu month of Kartik, or Kartik Poornima as it is known in the Gregorian calendar. 

It is one of the most important days of Sikhism and marks the birth anniversary of the first of the ten Sikh gurus and the founder of Sikhism, Guru Nanak Dev Ji. 

The day honours the teachings and wisdom of Guru Nanak Dev Ji, and also promotes unity, equality, and selfless service, embodying the core principles of Sikh philosophy. Even Hindus share similar sentiments with Guru Nanak Dev Ji.