NISS in Portugal: What It Is and When You Need It

NISS@1x

If you’re going to work in Portugal, sooner or later someone will ask for your NISS. It’s the number that connects you to the Portuguese Social Security system — and without it, starting a job or working as a freelancer becomes complicated. The good news: there are two ways to get it — online or in person. Here’s how each one works and which is best for you.