BNZ Brand Guidelines: An 1861 Act, State Ownership & NAB Since 1992

A bank created by an Act of Parliament.

The Bank of New Zealand was created by statute. The New Zealand Bank Act of 1861 incorporated it as a private company and gave it the right to issue banknotes, English Wikipedia says, and its first office opened in Auckland in October 1861, followed by a branch in Dunedin that December. In 1862 it opened branches in Wellington, Christchurch and London, took over the New Zealand Government’s banking account from the Union Bank of Australia, and became the government’s agent for raising loans in Britain.

Its early decades followed the colony’s economy. Wikipedia describes the slump of the 1880s, when prices for staple exports fell and land values halved, and records that the bank was rescued by legislation in June 1894; in 1895 it took over the Colonial Bank of New Zealand, which was itself in difficulty.

The Second World War changed the bank’s staff. According to Wikipedia, in 1940 it made an interest-free loan to the government as a war contribution; the number of women it employed rose from 74 to more than 700 by 1945; and in 1943 it opened a mobile branch in a caravan for American servicemen and introduced night banking in Auckland and Wellington.

In 1945 Parliament passed the Bank of New Zealand Bill and the government bought out the bank’s private shareholders, bringing it into state ownership, Wikipedia says. It stayed in government hands for four decades. In 1966 it bought its first computer, and in 1967 it set up Databank Systems with the National Bank of New Zealand, a shared processing company that the other trading banks joined the following year. In 1984 its tower, the BNZ Centre on Willis Street in Wellington, was completed, and in 1985 it piloted eftpos payments at petrol stations, according to the same account.

From the sharemarket to Melbourne.

The return to private hands came in stages. Wikipedia records a float of 15 per cent of the shares in 1987 and a further sale in 1989 that cut the government’s holding to 51 per cent. In 1990, the same account says, the government stepped in with a rescue package to keep the bank solvent.

In late 1992 the National Australia Bank bought the BNZ. The main sellers were the government, with 57.3 per cent of the shares, and the investment firm Fay, Richwhite, with 27 per cent, interest.co.nz reported in January 2013. Since then the BNZ has been a subsidiary of NAB while keeping its own New Zealand board of directors, Wikipedia says. Its head office moved to Auckland in 1998, and it launched internet banking and a private banking network in 1999.

Wikipedia describes the BNZ as one of the four largest banks in New Zealand, alongside ANZ, ASB and Westpac. Its retail side offers savings and investments, home loans, credit cards, personal loans and insurance through branches, telephone and internet banking. Business banking is branded BNZ Partners, with staff who specialise in sectors such as agribusiness, property, franchising, the not-for-profit sector and iwi, the Māori tribal bodies; its offices for those customers are called Partner Centres. An institutional division serves large companies, financial institutions and government bodies. In 2010, Wikipedia says, the BNZ won the contract to provide transactional and over-the-counter services to the newly formed Auckland Council, and in December that year it was appointed lead arranger of the council’s syndicated bank loan facility. Its first call centre opened in Auckland in 1992, the year NAB arrived.

Design and documentation.

Australian and New Zealand banks tend to present themselves through one strong symbol and one strong colour. The Commonwealth Bank has a diamond, which it refreshed in October 2020 to make it, in its marketing chief’s words to Campaign Brief, “lighter, brighter and more dynamic”; Westpac has kept the W of the old Bank of New South Wales since taking its new name in 1982. Across the banks in this guide, symbols and wordmarks tend to appear in bold colours, yellow, red, blue and green among them.

Their websites and campaigns lean on plain-English copy and on people rather than products. The Commonwealth Bank’s 2020 “Can Lives Here” campaign featured real customers rather than actors, Campaign Brief reported, and Westpac’s 2026 “Double You” campaign was framed around practical help with everyday financial admin. Photography of customers, cities and landscapes fills the space between the pages on home loans, everyday accounts, business banking and the mobile apps.

Sport and community programmes are part of the identity too. The Commonwealth Bank’s name has been attached to Australian cricket since 1987 and to the national women’s football teams since 2021, according to Wikipedia, while Westpac has sponsored a rescue helicopter service since 1973. Banks also publish annual and sustainability reports each year, which set out their brands, strategies and regulatory matters in their own words.

The banks share a recent history as well. The Royal Commission into Misconduct in the Banking, Superannuation and Financial Services Industry, established in December 2017, examined the major lenders, and its final report was made public in February 2019. This guide sets out what can be checked about each bank — who founded it, who owns it and how its identity has changed — with the companies’ own claims marked as theirs.

Three letters since 2008.

For most of its life the bank was known by its full name. On 1 October 2008 it rebranded as BNZ, with a change of logo and colours, English Wikipedia says. The legal name, Bank of New Zealand, stayed in place.

The bank has also had regulatory attention. In June 2026 the Financial Markets Authority said the BNZ had breached fair dealing rules in the way it described how interest was calculated on some accounts held by non-profit customers, between December 2014 and February 2024, RNZ reported. The bank had reported the issue itself, repaid the affected customers with interest, updated its terms, stopped offering those accounts in February 2025 and agreed to pay a penalty, according to the same report.

Its buildings have carried the brand too. Wikipedia records that most of its management and administration staff were moved into three new buildings around 2009 and 2010, two in central Auckland, at Quay Park and on Queen Street, and one at Harbour Quays on the Wellington waterfront; the Quay Park building was nominated for a design award in 2008 in the offices and workplace category, and the Harbour Quays complex, damaged in the 2016 Kaikōura earthquake, was demolished in 2019.

Its story is one of changing owners rather than changing names: a private bank under an Act of Parliament, a state bank from 1945, a listed company from 1987 and, since 1992, the New Zealand arm of an Australian group.

For a design guide, BNZ shows how a long name and a long history can be compressed into three letters without changing the institution behind them. Compare NAB, its Australian parent, and Kiwibank, another New Zealand bank. For this guide we use a harbour navy and a sky blue with a sans, an unofficial interpretation; no product or logo is reproduced.

Keep BNZ’s identity on hand — save it to a board in the Made Good inspiration library.