In 18 matches this season Laws has produced 42 yellow and 3 red cards. His last game was between Sheffield United and Wolves on 25 November.
Last season he produced 72 yellow and 3 red cards. Laws also took charge of the 5-1 victory against Southampton at Deepdale on 2 October 2007.
His other games which involved Preston included the 1-0 home defeat to Wolves in February 2007, the 1-1 draw at Derby in September 2006 and a 1-0 loss to Stoke a year earlier.
On Tuesday his assistants will be Mark Brown of East Yorkshire and Darren Hanley from Lancashire. The fourth official is also from Lancashire in Andy Newell.