The midfielder was released by Rangers boss Mark Warburton at the end of his Ibrox contract.
Law was released by Rangers this summer, and has reunited with former Ibrox boss Stuart McCall at Bradford City.
Nicky Law was released by Rangers at the end of last season.
The former Ibrox boss is back with the Bantams following a six-year hiatus.
Rangers decided to release midfielder Nicky Law last week.
The midfielder's Rangers exit was confirmed this week.
The 28-year-old is out of contract with the Scottish Championship side at the end of the season.
Rangers midfielder Nicky Law wants to stay at the club beyond the end of the season.
The Scottish Championship side claimed a dramatic victory over their Old Firm foes on Sunday.
The attacking midfielder is set to miss the game due to a fractured leg.
Rangers defeated Livingston 3-0 at Ibrox in the Scottish Championship on Saturday.
Nicky Law’s current contract with Scottish Championship side Rangers runs out at the end of the season.
The Rangers midfielder sees parallels between the Argentine's lack of confidence at Manchester United and the Scottish Championship side's own struggles.