The purpose of the Guardians is to provide assurance to the people of New Zealand that—
(a) the collections of the Alexander Turnbull Library are held in perpetuity; and
(b) those collections are—
(i) provided with separate and suitable accommodation; and
(ii) preserved, protected, developed, and made accessible for all the people of New Zealand in a manner consistent with their status as documentary heritage and taonga; and
(c) the character of the services distinguishing the Alexander Turnbull Library as a research library is maintained.