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The National Social Security Office (NSSO) is responsible for the proper functioning of the CIaO online web service.

The National Social Security Office (NSSO) is responsible for the proper functioning of the CIaO online web service.

Content derived from www.socialsecurity.be.

Start with CIAO Connect—for free

Set up your account and discover your company’s complete situation.

  1. Create your account

    Verify your email and confirm your company details.

  2. Connect to the NSSO

    Follow the guided connection instructions and add your Declaration of Works (DDT) numbers.

  3. Discover your dashboard

    Import your data to see the complete overview of your situation and identified errors.

What is included for free?

Onboarding and access to the complete dashboard overview. Free guidance is limited to 2 person-related errors and 1 DDT-related error.

Help is always within reach

You can open the chat widget at any time during onboarding to ask for help.

Check your NSSO registrations for free

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