Applying for an A1/certificate of coverage
It is easy to apply for an A1/certificate of coverage online via TWinternet. There are far fewer questions to answer online than on the paper application form. And you will often receive a response within a week. You can also see online how far your applications have progressed.
Applying via TWinternet
You can apply for an A1/certificate of coverage via TWinternet if your company is based in the Netherlands.
If your company is based outside the Netherlands, you need to fill in a paper application form.