September 12 – Dressed in a Spiderman outfit, three-year-old William Tyrrell goes missing from the garden while visiting members of his foster family on the NSW north coast.
September 21 – Police stop searching for the missing boy after scouring surrounding bushland and neighbouring houses.
January 20 – Police search the home and business of a person who had been due to carry out repairs at the house at the time the three-year-old went missing.
Detectives take items for testing including a mattress, computer and vehicles. They drain his septic tank.
January 23 – The person publicly denies any involvement in William’s disappearance and says he and his wife are on the verge of a breakdown due to the public attention.
February 19 – Homicide detectives take over the case and say it’s likely William was abducted.
March 2 – Police fruitlessly search an area of bushland near Bonny Hills for three days after a tip-off.
April 17 – William’s foster parents speak publicly for the first time in an emotional video released through police which does not identify them.
April 17 – Police say the boy may have been a victim of a paedophile ring.
September 6 – The Nine Network’s 60 Minutes reveal two suspicious cars were parked on the street the morning William went missing.
September 12 – ‘Where’s William’ week is launched one year after he disappeared.
September 12 – A $1million reward is offered for information leading to William’s return.
August 24 – William’s foster child status is revealed after a landmark court ruling.
June 12 – NSW Police announce the start of a four-week forensic search of bushland conducted by Strike Force Rosann.
June 14 – William’s grandmother scolds police who have failed to find the young boy after four years, and claims their latest search is ‘just for show’.
June 26 – The forensic search continues on what would have been William’s seventh birthday.
June 27 – Strike Force Rosann announces it will move the search to an 800sqm block of bushland just 4km from where William was last seen alive.
June 5 – The latest search ends with Detective Chief Inspector Gary Jubelin saying the case could soon go to a coroner.
August – Investigation leader Detective Chief Inspector Gary Jubelin and a sergeant get into a disagreement during a briefing.
September 13 – Police reveal they found a burned out car wreck belonging to a former person of interest.
December 19 – Coroners say William could still be alive and the inquest will determine if he died or not.
February – DCI Jubelin is removed from the investigation amid a misconduct probe.
March 25 – The inquest into William Tyrrell’s disappearance begins, with William’s biological and foster parents appearing over the course of a week.
The inquest’s first batch of hearings focused on William’s family situation and the events leading up to his disappearance.
Both his foster and biological parents were quizzed, as were neighbours who helped in the search.
It was disclosed that William’s biological parents absconded with him for six weeks in 2012, following a children’s court order.
William’s biological father slammed authorities for letting them down.
‘Authorities f***ed up … The minister had a duty of care to keep William safe until he was 18. That was not the case at all.’
May: DCI Jubelin quits the Police Force.
June: Four charges of breaching the Surveillance Devices Act are laid against DCI Jubelin. He denies any wrongdoing whatsover
August: The second tranche of inquest hearings began on Wednesday August 7
The coroner orders an urgent probe into the final image that was taken on the day William vanished as metadata suggests the picture may have been taken 118 minutes earlier than originally thought.
The image has a ‘created time’ of 7.39am and a ‘corrected time’ of 9.37am, a new document from the 2000-page evidence brief.
The coronial inquest has been delayed for another eight months with the next round of hearings happening in March 2020.
November 11: The deputy state coroner releases footage of William Tyrrell and family at Heatherbrae McDonalds, on September 11, 2014
Feb – March 2020: Gary Jubelin defends four charges of illegally recording a person of interest in court hearing
March 2020: The coronial inquest into William’s disappearance resumes but stops with two days to go due to the coronavirus outbreak
April 6, 2020: Magistrate Ross Hudson delivers his verdict in Gary Jubelin case
April 8, 2020: Jubelin is convicted of all four charges and fined $10,000. Ex-cop says he will appeal
June 22: Police and SES launch new search for William Tyrell near Herons Creek September 12: NSW Police announce on the seven year anniversary of William’s disappearance that Strike Force Rosann has returned to Kendall to revisit the home where William was last seen and other areas nearby