Trustee Savings Bank clear ground rules on ownership and accountability, neither of which was clear under former legislation. Airdrie Savings Bank refused to join the single entity, and remained the only independent such bank in the UK until it announced its closure in 2017. In 1984, TSB adopted an advertising slogan by which it is still generally remembered today: "The Bank That Likes To Say Yes". In 1986, the Central Trustee Savings Bank Limited was renamed TSB England and Wales plc and Trustee Savings Bank plc was renamed TSB Scotland plc. In 1986, the shares of TSB Group plc were floated on the
Bank of the West purchase of Atlantic Financial Federal Savings Bank from the Resolution Trust Corporation; the 1993 purchase of 15 branches in northern California from Citibank for $360 million; the 1995 purchase of NorthBay Savings Bank, headquartered in Petaluma, California; and the 1997 purchase of branches from Bank of America and Coast Federal Bank. In 1995, First Hawaiian Bank established Pacific One Bank to hold 30 branches in Washington, Oregon, and Idaho that it acquired from West One Bank when that bank was acquired by U.S. Bancorp and had to divest certain assets, due to the number of preexisting branches of U.S. Bank