Bettiah is a city in the West Champaran district of Bihar. The administrative headquarter of the district, Bettiah is situated in the Tirhut Division of the state. The city is quite close to the Indo-Nepal border. Agar Sen of the Jaitharia clan acquired a large territory in Champaran during the reign of Emperor Jehangir. Emperor Shah Jahan made him the Raja of the area. His son Raja Guj Singh built the palace of the family at Bettiah. The palace suffered utter negligence at the hands of the authority and at present, it has become the local marketplace of Bettiah. The area passed over to the East India Company in 1765. The area is known for its music called the Bettiah Gharana which is one of the oldest styles of vocal music.
Ratnakar Bank was founded in August 1943. According to Business World-PWC Best Bank Survey, it was rated as the fastest growing small bank simultaneously in the year 2013, 2014 and 2015. In the year 2013, it bought a particular business of the Royal Bank of Scotland due to which 1.5 lakh of RBS customers moved to RBL Bank. In the year 2016, it acquired a 30% stake in Swadharv Finserve Pvt Ltd.RBL bank started the first credit card for Gold enthusiasts in association with Indian Gold Union. To support the government campaigns such as Make In India and Startup India, the RBL Bank came up with the Startup Club to fulfill the end to end banking needs of the emerging entrepreneurial community. It has also started the financial literacy program referred to as "Shaksham" in association with CDC to provide education to 25000 individuals and 300 villages in the four districts of MP. The RBL bank has also been a banking partner for the Delhi Daredevils. RBL even started another financial literacy program "Swadhaar Finaccess" for women from lower-income communities in association with Swadhaar Information and Management Services in Gujarat and Mumbai.