Tax Democracy

ATECO code 43.22.03

Installation of fire suppression systems (including integrated systems, maintenance and repair)

INSTALLAZIONE DI IMPIANTI DI SPEGNIMENTO ANTINCENDIO (INCLUSI QUELLI INTEGRATI E LA MANUTENZIONE E RIPARAZIONE)

ATECO code43.22.03

ATECO 2007 code — superseded in ATECO 2025

This code was remapped to:

  • 43.22.03Installazione di impianti di spegnimento di incendi(corrispondenza diretta)

Recommended INPS scheme:

ARTIGIANI

Flat-rate scheme (forfettario)

Eligible for the flat-rate scheme?

Yes

Threshold:

€85,000

Profitability coefficient:

86%

Classification

  • FCOSTRUZIONI
  • 43LAVORI DI COSTRUZIONE SPECIALIZZATI
  • 43.2INSTALLAZIONE DI IMPIANTI ELETTRICI, IDRAULICI ED ALTRI LAVORI DI COSTRUZIONE E INSTALLAZIONE
  • 43.22Installazione di impianti idraulici, di riscaldamento e di condizionamento dell'aria
  • 43.22.0Installazione di impianti idraulici, di riscaldamento e di condizionamento dell'aria (inclusa manutenzione e riparazione)
  • 43.22.03Installazione di impianti di spegnimento antincendio (inclusi quelli integrati e la manutenzione e riparazione)

Frequently asked questions

I install sprinkler systems and fire suppression systems — is that ATECO code 43.22.03?
Yes. The installation, repair, and maintenance of fire suppression systems is 43.22.03. There is one important distinction to keep in mind: fire detectors — systems that detect and signal a fire — fall under a different code, 43.21.01. This code suppresses fires; that one detects them.
What is the difference between a fire suppression system and a fire detection system?
They are two distinct codes, as the exclusions field makes clear. 43.22.03 covers suppression — sprinklers and hydrants; fire detectors and smoke detection systems fall under 43.21.01, within the electrical installations group. The key question is whether the system suppresses or alerts.
I maintain sprinkler fire suppression networks — does it all fall under 43.22.03?
Yes, as long as the activity is installing, repairing, and maintaining suppression systems. If you also connect those systems to a remote security monitoring service, that monitoring service is classified under 80.09.00. The installation side of fire suppression remains 43.22.03; general plumbing and sanitary systems fall under 43.22.05.

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