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Apply for NISS
Portuguese Social Security Identification Number
Approx. 1 week processing • €200
Verify Identity
Required documents checklist:
- Identification document (passport)
- Tax Identification Number (NIF)
- Employment contract, proof of self-employment, or proof of company incorporation
- Visa + proof of AIMA appointment OR residence permit
- Power of attorney
- Father's name
- Mother's name