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PLITICAL
DATA

Mining Act — evolution timeline

Ontario · 53 consolidated versions · 5 amending bills.

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53 consolidated versions from Jan 1, 2003 to Jan 1, 2026. Tap a consolidation to see what changed.

  1. Jan 1, 2026 · consolidation · current
  2. Dec 3, 2025 · consolidation
  3. Oct 15, 2025 · consolidation
  4. Jul 1, 2025 · consolidation
  5. Jun 5, 2025 · consolidation
  6. Dec 4, 2024 · consolidation
  7. Apr 1, 2024 · consolidation
  8. Mar 6, 2024 · consolidation
  9. Jul 21, 2023 · consolidation
  10. May 18, 2023 · consolidation
  11. ~Aug 8, 2022 · bill
    Bill 71

    Building More Mines Act, 2023

  12. Apr 1, 2022 · consolidation
  13. Mar 3, 2022 · consolidation
  14. Feb 1, 2022 · consolidation
  15. Dec 2, 2021 · consolidation
  16. Oct 19, 2021 · consolidation
  17. Jun 3, 2021 · consolidation
  18. Jun 1, 2021 · consolidation
  19. Apr 19, 2021 · consolidation
  20. Apr 1, 2021 · consolidation
  21. Dec 8, 2020 · consolidation
  22. Nov 30, 2020 · consolidation
  23. May 12, 2020 · consolidation
  24. Dec 31, 2019 · consolidation
  25. Dec 10, 2019 · consolidation
  26. Jul 1, 2019 · consolidation
  27. May 29, 2019 · consolidation
  28. Mar 26, 2019 · consolidation
  29. Jul 1, 2018 · consolidation
  30. Apr 10, 2018 · consolidation
  31. Apr 1, 2018 · consolidation
  32. Mar 8, 2018 · consolidation
  33. Feb 8, 2018 · consolidation
  34. Jan 9, 2018 · consolidation
  35. Dec 12, 2017 · consolidation
  36. Nov 14, 2017 · consolidation
  37. May 17, 2017 · consolidation
  38. May 10, 2017 · consolidation
  39. ~Jul 2, 2014 · bill
    Bill 155

    Mining Amendment Act, 2015

  40. ~Jul 2, 2014 · bill
    Bill 39

    Aggregate Resources and Mining Modernization Act, 2017

  41. Apr 1, 2013 · consolidation
  42. Nov 1, 2012 · consolidation
  43. ~Nov 21, 2011 · bill
    Bill 43

    Mining Amendment Act (Resources Processed in Ontario), 2013

  44. Apr 4, 2011 · consolidation
  45. Jan 1, 2011 · consolidation
  46. Oct 25, 2010 · consolidation
  47. Dec 15, 2009 · consolidation
  48. Oct 28, 2009 · consolidation
  49. ~Nov 29, 2007 · bill
    Bill 36

    Mining Amendment Act (Resources Processed in Ontario), 2010

  50. Sep 4, 2007 · consolidation
  51. Aug 20, 2007 · consolidation
  52. Jul 25, 2007 · consolidation
  53. Jul 5, 2007 · consolidation
  54. May 17, 2007 · consolidation
  55. Dec 20, 2006 · consolidation
  56. Oct 19, 2006 · consolidation
  57. Jun 20, 2006 · consolidation
  58. Jan 1, 2003 · consolidation