A by-election was held for the New South Wales Legislative Assembly electorate of Moree on 12 December 1903 because of the resignation of William Webster to successfully contest the federal seat of Gwydir.[1] The Labour candidate Matthew Boland withdrew and his replacement, Leonard Court, was not nominated in time.
| Date | Event | |
|---|---|---|
| 18 November 1903 | William Webster resigned. | |
| 19 November 1903 | Writ of election issued by the Speaker of the Legislative Assembly.[2] | |
| 1 December 1903 | Nominations | |
| 12 December 1903 | Polling day | |
| 16 December 1903 | Federal election | |
| 23 December 1903 | Return of writ |