Euronext Securities Porto is the entity that acts as the National Numbering Agency, in Portugal, ensuring in this context the assignment of ISIN-International Securities Identification Number, CFI-Classification of Financial Instruments and FISN-Financial Instrument Short Name, at the request of interested parties, namely the Issuers, the Financial Intermediaries which provide intermediary services related to the concerned securities, Banco de Portugal (the Portuguese Central Bank) as well as other National Numbering Agencies.

Assigning codes
Assignment of ISIN, CFI and FISN codes to all securities issued in Portugal, as well as to other financial instruments in line with the ISO (International Organisation for Standardisation) standards and the ANNA-Association of National Numbering Agencies, S.C.R.L. guidelines.

Information
Nationwide disclosure of the ISIN codes and information providing to all ANNA members.

Cooperation
To act as intermediary between the national entities and the other National Numbering Agencies.

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Request to the following email:
isin@euronext.com.

Documents to identify the security / financial instrument:
Article 5 of the INTERBOLSA Regulation No. 10/2003.

Decision:
Codes are assigned in less than 24h.

Cost:
The assignment of an ISIN code is free.

All additional information relating to ISIN codes is charged and the appropriate fees are set out in the following documents:

As National Numbering Agency, Euronext Securities Porto is prepared to assign ISIN, CFI and FISN codes to the following categories of securities / financial instruments:

  • Collective investment vehicles
  • Debt instruments
  • Entitlement (Rights)
  • Forwards
  • Futures
  • Listed options
  • Non-listed and complex listed options
  • Others (miscellaneous)
  • Referential Instruments
  • Shares (equities)
  • Spot
  • Strategies
  • Swaps
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The ISIN codes assigned by Euronext Securities Porto are available:

In the STD (Data Transfer System) for securities registered and not registered in the Centralised System managed by Euronext Securities Porto.

In Euronext Securities Porto website “Information and Documentation” menu, only for securities registered in the Centralised System.

At My INTERBOLSA -– My QUERIES menu / Active securities with ISIN Code, registered and not registered in the Centralised System.

Rules applicable to the National Numbering Agency:

  • INTERBOLSA Regulation No. 10/2003 – ISIN Numbering;
  • ISO Standard 6166 – Securities and related financial instruments – International Securities Identification Numbering System (ISIN);
  • ISO Standard 10962 – Securities and related financial instruments – Classification of Financial Instruments (CFI);
  • ISO Standard 18774 – Securities and related financial instruments – Financial Instrument Short Name (FISN).

Recommendations from ANNA (only available for members):

  • ISIN uniform guidelines related to ISO 6166;
  • ISIN Quality Management;
  • CFI Guidelines related to ISO 10962;
  • ISO 18774 – FISN – Registration Procedures;
  • ISO 18774 – FISN – Abbreviation list;
  • ISO 18774 – FISN – Implementation Guidance Notes.