The West Bengal Gramin Bank (WBGB) is a Regional Rural Bank (RRB) in West Bengal established on 1 May 2025. Govt of India, DFS has made an effective amalgamation of 3 RRBs w.e.f. 01.05.2025 operating in the state of West Bengal viz. Bangiya Gramin Vikash Bank BGVB (sponsored by PNB), Paschim Banga Gramin Bank PBGB (sponsored by UCO Bank) and Uttar Banga Kshetriya Gramin Bank UBKGB (sponsored by Central Bank of India) into a single new corresponding RRB, namely West Bengal Gramin Bank (sponsored by PNB) in exercise of the power conferred upon Central Government as per RRB Act, 1976 by publishing notification in Gazette of India, Extraordinary Part II-Section 3 sub section (ii) dated 07-04-2025, under the "One State, One RRB" policy of government.