The New South Wales Minister for Finance is a minister of the New South Wales Government within Treasury and the Department of Customer Service and has responsibilities for matters relating to revenue collection policy and regulation in the state of New South Wales, Australia.

[1] The minister is supported by the Minister for Small Business who has responsibilities for matters relating to small business policy and regulation in New South Wales.

[2][3] The minister administers the portfolio and supports the Treasurer of New South Wales, through Treasury, Revenue NSW, and associated government agencies.

[4] Ultimately the minister is responsible to the Parliament of New South Wales.