"grounds of misconduct" is correct and usable in written English.
You can use this phrase when you are discussing the circumstances that someone acted in a way that was considered inappropriate or unacceptable, leading to a mistake or wrongdoing. For example, "The grounds of misconduct were clear, and the employee was dismissed as a result."
The case is being considered on the grounds of misconduct.
Louisiana employers contest a fourth of the state's benefit applications on grounds of misconduct, he said, compared with a national average of 1 in 10.
Law was reportedly deported on the grounds of misconduct but Eames said Laws denied the accusations and they were not consistent with his experience of him.
In 1913 he was divorced on the grounds of "misconduct" with actress Ivy Schilling, and lost custody of his son in the judgment.
I wonder whether an unsatisfactory party can challenge the award on for example, ground of misconduct of the Arbitrator or on any other grounds as he may have reason to challenge the award.
After following our due process, the employee concerned has been summarily dismissed on the grounds of gross misconduct".
Hutcheson acted as business manager for the Ramsay group of companies until the chef sacked him and his son, Adam, on the grounds of "gross misconduct" in 2010.
The second trial had been necessary because the judge had, at the defendant's request, thrown out the first verdict on grounds of prosecutorial misconduct.
I wrote about Stevens again, later that year, when he lost his good name after a federal jury convicted him of corruption, although that charge was later overturned on grounds of prosecutorial misconduct by the Justice Department.
When a federal jury found him guilty of corruption in 2008, he insisted the verdict would be thrown out — and it eventually was, on grounds of prosecutorial misconduct, though not before costing him his seat.
All three judges unanimously rejected entrapment claims by the three other defendants, and rejected all four defendants' arguments that their convictions should be overturned on grounds of government misconduct.
