| * | Approximate / tentative date - exact date to be confirmed |
| January | |||
| February | 3 | NSJTA Season 1, 2012 - season starts (A Special) | |
| 4 | NSJTA Season 1, 2012 - season starts (all grades except A Special) | ||
| 8 | NSNTA Season 1, 2012 (Mixed) - season starts | ||
| 9 | NSNTA Season 1, 2012 (Mens) - season starts | ||
| March | 15 | Club Championships - entries close | |
| 17 | Club Championships - senior singles events (from 1pm) | ||
| 18 | Club Championships - junior events (from 1pm) | ||
| 20 | Club Championships - senior doubles events (from 7pm) | ||
| April | |||
| May | 18 | NSJTA Season 2, 2012 - registration closes | |
| 18 | NSNTA Season 2, 2012 - registration closes | ||
| 21 | En-tout-cas court replacement starts | ||
| June | 5 | Queen's Birthday Allcourt Challenge - entries close | |
| 9 | Queen's Birthday Allcourt Challenge | ||
| July | 1 | Annual General Meeting (AGM) | |
| 10 | NSJTA Season 2, 2012 - fixture collection | ||
| 20 | NSJTA Season 2, 2012 - season starts (A Special) | ||
| 21 | NSJTA Season 2, 2012 - season starts (all grades except A Special) | ||
| August | 5 | NSNTA Season 2, 2012 - fixture collection (from 7pm) | |
| 9 | NSNTA Season 2, 2012 - season starts (Mens) | ||
| 15 | NSNTA Season 2, 2012 - season starts (Mixed) | ||
|
September |
|||
| October | 2 | Spring Allcourt Challenge - entries close | |
| 6 | Spring Allcourt Challenge | ||
| 28 | NSJTA Season 1, 2013 - registration closes | ||
| 28 | NSNTA Season 1, 2013 - registration closes | ||
| 30 | Melbourne Cup Challenge - entries close | ||
| November | 3 | Melbourne Cup Challenge - all events except mens doubles | |
| 6 | Melbourne Cup Challenge - mens doubles | ||
| 25 | Club Celebration - RSVPs due | ||
| December | 1 | Club Celebration | |