The National Library of New Zealand is charged with the obligation to "enrich the cultural and economic life of New Zealand and its interchanges with other nations". Under the Act, the library's duties include collecting, preserving and protecting New Zealand's documentary heritage, supporting other libraries in New Zealand, and collaborating with peer institutions abroad. The library headquarters is on the corner of Aitken and Molesworth Streets in Wellington, close to the New Zealand Parliament Buildings and the Court of Appeal.

Wellington is the capital city of New Zealand. It is located at the south-western tip of the North Island, between Cook Strait and the Remutaka Range. Wellington is the third-largest city in New Zealand, and is the administrative centre of the Wellington Region. It is the world's southernmost capital of a sovereign state. Wellington features a temperate maritime climate, and is the world's windiest city by average wind speed.