The main changes will be:
Social Security will change their regime for the individual workers from January 2019, (not affecting pensioners).
1) Declaration of the income corresponding to the activity carried out, obtained in the immediately preceding 3 months;
2) Quarterly statement to be made in January 2019, refers to the income earned in the immediately preceding quarter (October, November and December 2018);
3) The contribution will change to a flat rate of 21.4% for individual workers, and the contributory rate on behalf of individual entrepreneurs and holders of individual limited liability companies and their spouses will change to 25,2%;
4) For employees workers who also have a business activity, the exceed taxable income of 5.146,80€ (monthly) will be taxed at 21.4%.