On December 6th 2014 has been published a new Government Decree (BOE RD 1003/2014, December 5th) which revises the Personal Income Tax (RD 439/2007, March 30th). This Government Decree regulates the advance payment of new allowances, allowances for large family and disabled people, as well as the new percentages of tax retention for 2015 and 2016. With reference to the last point, you have a summary in the following table
Concept
Tax retention from January 1st 2015
Tax retention from January 1st 2016
Incomes from professional activities in general
19%
18%
Incomes from professional activities (lower than 15.000 € annual)
15%
15%
Incoms from professional activities reduced*
9%
9%
Incomes from Business Managers
(companies with annual turnover lower than 100.000€)
20%
19%
Incomes from Business Managers in general
37%
35%
Investment incomes (interests, dividends, etc.)
20%
19%
Capital gains
20%
19%
Incomes from renting or subleting urban real state
20%
19%
*Taxpayers who start to practise professional activities, retention applicable in the initial tax period and the following two periods, provided that the taxpayer has not practised any professional activity during previous tax period.