The existing system will be made more flexible with the addition of four more income thresholds, bringing the total to six. As a result, the contributions payable by the self-employed will correspond more to their variable earnings.
For contributions payable in the first quarter of 2018, self-employed persons can now ask their social insurance agency to shift them to a lower threshold.
The Brussels Times
New from 1/1/2018 : Additional income thresholds for the self-employedThursday, 28 December 2017 19:58
The provisional social insurance payments made each quarter by self-employed persons will be more in line with their real income from the 1st of January 2018.