"Last week, Portuguese media outlet Jornal de Negocios reported that the government’s fiscal 2019 budget would include a new 25% flat tax on online gambling revenue, replacing the incremental 15-30% tax on online casino revenue and the truly punitive 8-16% tax on sports betting turnover."
Unfortunately these proposed changes didn't follow through
Some big name operators like Betfair on Bet365 had their eyes on the portuguese market but it looks like such interest will definitely die down during 2019...
Link: https://calvinayre.com/2018/10/19/bu...ling-flat-tax/