---
title: "Determinazione 127437/2026: guides and insights"
description: ACN Determination 127437/2026 and what it changes for the obligations of NIS entities, read article by article.
canonical: https://www.aegister.com/en/cms/keyword/determinazione-1274372026/
url: /en/cms/keyword/determinazione-1274372026/
lang: en
---

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# Determinazione 127437/2026

ACN Determination 127437/2026 and what it changes for the obligations of NIS entities, read article by article.

## All articles

April 16, 2026

### [NIS Representative in Italy: When It Is Needed and How the Designation Works](https://www.aegister.com/en/cms/insights/nis-representative-italy-designation-process/)

The Italy-based NIS representative is a specific cross-border compliance mechanism for legal persons with no EU establishment that perform the inhere…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[Determinazione 127437/2026](https://www.aegister.com/en/cms/keyword/determinazione-1274372026/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+7

April 16, 2026

### [ACN NIS Platform: Activity and Service Categorization](https://www.aegister.com/en/cms/insights/acn-nis-platform-activity-service-categorization/)

Articles 20 and 21 of ACN Determinazione 127437/2026 define the procedural side of activity and service categorization on the NIS platform: window 1 …

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[Determinazione 127437/2026](https://www.aegister.com/en/cms/keyword/determinazione-1274372026/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+8

April 16, 2026

### [ACN NIS Platform: Relevant Suppliers and What Organizations Must Submit](https://www.aegister.com/en/cms/insights/acn-nis-platform-relevant-suppliers-filing/)

The ACN platform requires NIS subjects to submit a filtered list of 'relevant NIS suppliers' during the annual update window (15 April-31 May) - not …

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[Determinazione 127437/2026](https://www.aegister.com/en/cms/keyword/determinazione-1274372026/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+8

April 15, 2026

### [ACN NIS Platform: Registration, Annual Update, and Continuous Update](https://www.aegister.com/en/cms/insights/acn-nis-platform-registration-annual-continuous-update/)

The ACN NIS platform operates a recurring compliance cycle: registration (1 January-28 February), annual update (15 April-31 May), and continuous upd…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[Determinazione 127437/2026](https://www.aegister.com/en/cms/keyword/determinazione-1274372026/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+8

April 15, 2026

### [ACN NIS Platform Roles, Access, and User Association](https://www.aegister.com/en/cms/insights/acn-nis-platform-roles-access-user-association/)

The ACN platform determination defines a governed role model for NIS compliance: point of contact, substitute, CSIRT contact, segreteria, and operato…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[Determinazione 127437/2026](https://www.aegister.com/en/cms/keyword/determinazione-1274372026/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+8

April 14, 2026

### [ACN NIS 2026 Platform Rules and New Deadlines: Master Overview](https://www.aegister.com/en/cms/insights/nis-acn-platform-2026-new-deadlines-overview/)

ACN's April 2026 package sets new NIS deadlines for subjects listed for the first time in 2026 (incident notification from 1 January 2027, baseline m…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[Determinazione 127437/2026](https://www.aegister.com/en/cms/keyword/determinazione-1274372026/)
[ACN](https://www.aegister.com/en/cms/keyword/acn/)
+6

February 18, 2026

### [NIS 2 point of contact and CSIRT contact: designation, duties and deadlines](https://www.aegister.com/en/cms/insights/nis2-point-of-contact-csirt-role-accountability/)

ACN Determination 127437/2026 sets four roles for NIS entities: point of contact, substitute, CSIRT contact and optional substitutes of the CSIRT con…

[NIS 2](https://www.aegister.com/en/cms/keyword/nis-2/)
[NIS 2 baseline measures](https://www.aegister.com/en/cms/keyword/nis-2-baseline-measures/)
[Determinazione 127437/2026](https://www.aegister.com/en/cms/keyword/determinazione-1274372026/)
+9