Smit and you others are talking out of your arse

.
This is the TRUE low-down as per DVLA:
Periods of time are signified as follows: D=Days, M=Months, Y=Years
Endorsements remain on a counterpart licence for:
11 years from date of conviction for offences relating to drink/drugs and driving, causing death by careless driving whilst under the influence of drink/drugs and causing death by careless driving then failing to provide a specimen for analysis
4 years from date of conviction for reckless/dangerous driving and offences resulting in disqualification
4 years from the date of
offence 
in all other cases