She was 33 years old.
Chris Dawson, has always been a suspect in the case but the former Newtown Jets rugby league player denies any involvement in her disappearance.
Police arrested Mr Dawson in Queensland and said he would be extradited to NSW.
Mr Dawson's family released a statement yesterday, insisting he would be found not guilty.
Police allege Mr Dawson was in the process of divorce from his wife and he was having an "illicit affair".
Magistrate Dennis Kinsella denied Mr Dawson's bail application, saying he was an unacceptable risk of failing to appear.
NSW police have stated they are comfortable with the strength of the case against Dawson despite not finding the body of Lyn. He held his head in his hands while the allegations against him were read out.
Smuggler dropped two children from top of border wall: DHS
Pavlich reports this week in Yuma, Arizona, a number of individuals were caught dropping children over the border fence. But about 90 minutes later, she and her children were seen on the US side of the border, according to the report.
Just before 8am (local time) on Wednesday, Dawson was arrested by Queensland Police detectives in the presence of Strike Force Scriven investigators at Biggera Waters on the Gold Coast.
Queensland Police confirmed to 10 daily a man was arrested on Wednesday on the Gold Coast.
Discussing the prosecution's case against the 70-year-old, Commissioner Fuller said "no doubt it will be a voluminous brief with an enormous amount of evidence, and there will be a number of witnesses called." .
He has said that she abandoned the family for a religious group.
"I wouldn't have written to the DPP otherwise", he said.
"Statements from witnesses helped us tie pieces of the puzzle together".
Naka Drotské in critical condition after attack on smallholding
Drotske was reportedly shot three times during the altercation, in the right side of his chest, his stomach and his right arm. Du Randt raced Naka to hospital‚ but veered off the road‚ causing two tyres to burst in the race to get medical help.
"We spoke to the family of Lynette Dawson this morning, who were certainly relieved to hear this result and from their perspective, they have asked for some patience in terms of their confidentiality in going forward", he said.
"We're certainly hoping an interview with this 70-year-old man who's now in custody in Queensland will assist us with the outcome of where the body may be".
The success of Teacher's Pet pressured police into renewing their investigation, leading to the arrest yesterday.
In 2015, NSW homicide detectives established Strike Force Scriven to re-investigate the circumstances surrounding Lynette Dawson's disappearance and suspected murder.
An application for a warrant was lodged after NSW Police received advice back from the DPP earlier this week.
"A team of dedicated detectives has been investigating this case over the past three years", Det Supt Cook said.
‘2.0’ records two-day box office collections of Rs 109 crore
Note: "HINDI version", tweeted movie critic and trade analyst Taran Adarsh. "He wrote, " #2Point0 remained strong on Day 2. Reports say that the film has grossed more than Rs. 80 crore (across all formats) at the box office in India only.