Broncos star Ezra Mam has been issued with a notice for allegedly breaching the NRL’s code of conduct after he pleaded guilty to driving with drugs in his system and driving without a licence.

The 21-year-old playmaker was fined $850 and banned from driving for at least six months at a court hearing last week following a collision in Brisbane in October. Mam was driving his ute when he crashed into an Uber carrying a female passenger and her four-year-old daughter, who needed hospital treatment.

The NRL issued a breach notice alleging Mam had “engaged in conduct which is against the law and has brought the game and his club into disrepute.”

Under the NRL’s collective bargaining agreement, the governing body will not reveal its proposed sanction until the player has had time to respond. The usual time frame is five business days, but public holidays over the Christmas period mean the process is unlikely to be finalised until January.

“At so many levels you’re fortunate to be able to stand where you are today given you were involved in a two-vehicle accident,” the sentencing magistrate said. “You could have been injured or killed or the other [people] could have been injured or killed. You’ve got to learn from this.

Mam, who signed a five-year deal with the Broncos worth about $4 million in February, said he was “truly sorry” for his actions.

“Today is an important step in owning my actions and starting to make things right. To all the people