O

Rolland O'Regan Rating in New Zealand
    (Baranduin Publishers Limited, Petone (Wellington), 1985)           
    [Library Link

    Time period(s): 1840-1889, 1890-1939, 1940-1989
    Topics: land tax, Māori land, local government taxation 

Siew Mei Ou Yang "The Chinese Poll Tax in New Zealand"
    (LLB (Hons) Dissertation, University of Auckland, 2005)           
    [Library Link

    Category: New Zealand tax history
    Time period(s): 1840-1889, 1890-1939
    Topics: discriminatory taxation, poll tax