Morocco NMA code 4322 in 2026 with definition, branch, VAT, CNSS, licences, legal form hints and business-setup guidance for Travaux de plomberie et installation de chauffage et de conditionnement d'air.
Presentation of NMA code 4322
NMA code 4322 (Travaux de plomberie et installation de chauffage et de conditionnement d’air) should be used when the core activity matches this exact label in branch 43 (Travaux de construction spécialisés). Check immediate neighbour codes before filing.
Which profiles usually use NMA code 4322?
This NMA code typically applies to these professional profiles or business models:
Source: HCP - Nomenclature Marocaine des Activites · OFFICIAL_DOC · 2026-05-04
How to read this code on a technical building project
Code 4322 covers plumbing work and the installation of heating or air-conditioning systems. It is relevant when the business actually installs, connects, upgrades or puts equipment into service on premises or construction sites.
The practical boundary matters. This should be distinguished from simple equipment trading, broader maintenance or one-off ancillary work. The page helps frame the activity around project execution, subcontracting, equipment flow and site obligations.
Official description of NMA code 4322
NMA code 4322 (Travaux de plomberie et installation de chauffage et de conditionnement d’air) should be used when the core activity matches this exact label in branch 43 (Travaux de construction spécialisés). Check immediate neighbour codes before filing.