The Belastingdienst wants to know about itOpening a savings account abroad doesn’t take it off the Dutch tax radar. As a Dutch tax resident, you’re generally required to declare worldwide assets, including any foreign savings account, in Box 3 of your income tax return. You don’t need to close your Dutch accountThere’s no requirement to close or restrict your Dutch account before opening a savings account elsewhere. Plenty of people in the Netherlands run a Dutch current account alongside one or more foreign savings accounts. A foreign savings account isn’t off the table just because you live in the Netherlands.