The Tax Agency (DGII) has released the level of wages that will be tax exempt for 2015.
Employees making up to RD$399,923 in wages in the year will not pay income tax. That works out to around RD$33,326 a month, which is lower than in 2014. This is less than the RD$33,350 authorized for 2014.
http://www.dgii.gov.do/informacionTributaria/publicaciones/avisosInformativos/Documents/29-14.pdf