Police stopped 21 cars in seven hours as part of an automatic number plate recognition led crackdown.
The work was carried out between Junction 13 and 14 on the M1 Motorway on Wednesday between 9am and 3pm.
A total of 21 vehicles were stopped by officers from Milton Keynes Roads Policing Department and VOSA with eight offences detected and dealt with.
Two vehicles were found to be being driven without insurance and the drivers of these vehicles were issued £200 fixed penalty notices that will endorse their licences with 6 penalty points. The cars were also seized under S165 of the Road Traffic Act.
Four Drivers were found to be driving without valid road tax that was more than two months out of date. Their details were recorded and passed to the DVLA and each of their vehicles was seized under DVLA powers.
One driver was found to have window tints fitted to the vehicle below the permitted light transmission. They were issued a £30 fixed penalty notice.
One driver had multiple lighting defects to their vehicle and was issued a delay prohibition by VOSA to have the defects repaired in a set time period.
PC Russell Irwin, from Milton Keynes Roads Policing, said: “Drivers are reminded that it is their responsibility to ensure the vehicle they are using is roadworthy before commencing any journey. This includes valid insurance and road tax. The check was conducted to ensure that we keep our region’s roads as safe as possible.”