, Associate business attributes to the Digital Mobile Key or Citizen Card - gov.pt

Associate business attributes to the Digital Mobile Key or Citizen Card

People with positions in companies can authenticate themselves and sign digital documents, with a Digital Mobile Key (CMD) or Citizen Card, in the capacity and powers of the functions they perform as professionals.

The attribution of business attributes for proxies is done on the Autenticação.gov portal through the Professional Attribute Certification System (SCAP).

The attribution of business attributes is automatic for the positions of administrator, manager or director when the company is created or when the governing bodies are changed.

Service channels

Learn where you may carry out the service and what are the advantages of each channel

  • Online

    For proxies only.

    EUR 40

    You need to authenticate yourself with a Portuguese Citizen Card or Digital Mobile Key (CMD).

    This service can be done with video call support. Click on the "Support" button on the right side of the page to schedule a video call.

Who can associate business attributes to the Digital Mobile Key or Citizen Card?

Persons holding proxy positions in public limited companies, private limited companies or co-operatives can associate business attributes.

The attribution of business attributes is automatic for the positions of administrator, manager or director when the company is created or when the governing bodies are changed.

What are the documents and requirements to associate business attributes to the Digital Mobile Key or Citizen Card?

To associate business attributes as a proxy, you need to authenticate yourself with one of the following means:

You will need an electronic power of attorney in the name of the company, which must be registered on the online Powers of Attorney website (Procurações Online). If you are a proxy for more than one company, you need a different power of attorney for each company.

The business attributes for administrator, manager or director are assigned automatically when the company is created or when the governing bodies are changed.

What is the price to associate business attributes to the Digital Mobile Key or Citizen Card?

The application to join as a proxy costs 40 euros.

The attributes of administrator, manager or director are free of charge.

How long are business attributes valid for?

The association of the proxy attributes is valid for a maximum period of one year.

The association of the attributes of administrator, manager or director is valid for as long as you are a representative of the company.

Examples of digital documents you can sign with business attributes

The digital signature in the capacity and powers of administrator, manager and director can be used in the following acts:

  • Contracts with suppliers of electricity, water, gas and telecommunications services
  • Contracts with other suppliers, with the limit to be set by the governing bodies
  • Labour contracts
  • Formation and execution of public contracts, within the scope of public procurement
  • Submission and execution of applications for funding, with the limit to be set by the governing bodies
  • Submission and execution of applications for national and EU funds
  • Opening and operating bank accounts
  • Minutes and resolutions of the governing bodies
  • Receiving and collecting postal correspondence
  • Signing electronic invoices.