Tower Bridge Funding 2023-2 PLC (TBF 2023-2) is an RMBS transaction that securitizes a portfolio of buy-to-let (BTL) and owner-occupied mortgage loans secured on properties in the U.K. Belmont Green Finance Ltd. (BGFL), a nonbank specialist lender, originated the loans in the pool between 2016 and 2023 via its specialist mortgage lending brand, Vida Homeloans.