The House of Keys will be asked to look into the Tradesman's Access tomorrow.
When members sit from 10am, Arbory, Castletown and Malew MHK Jason Moorhouse will quiz Infrastructure Minister Tim Crookall about the special parking passes.
They allow commercial vehicles to park in disc zones, and rose from £10 to £60 at the start of January.
Mr Moorhouse wants to know what consultation and impact assessment was done before the price rose.
Framework of new Sea Services Agreement ready, says minister
Attorney General says he's stepping down
Road closures in two towns for running event this week
Six weekend ferry crossings could face disruption
President of Tynwald announces retirement
Police close Mountain road
Fuel firm says "fingers crossed" for calmer energy costs
Ring doorbells will need data protection registration - but shouldn't cost you money