A brief explanation of the steps needed to correctly insert the PAT INAIL number into the relevant field on the Inail portal for your enterprise. This field is located within the restricted area of the Enterprise's portal access via the profile of the enterprise. Here you can find the position code assigned by Inail to your enterprise based on where the new employee will work. If you do not yet have a specific position or are exempt from insurance obligations, use the conventional codes set by the Ministry of Labor. But where does one find the PAT INAIL code? It is quickly said that it is found in the restricted area of the Inail portal, accessed with the enterprise's profile.

The PAT INAIL field within UNILAV: Workplace Number In the PAT INAIL field of the UNILAV form, it receives the Position Insurance Territory assigned by the INAIL to the employer's insured party. It is established by the document 'Models and Rules for Obligatory Communication Forms of the Ministry of Labor', dated April 2025. This same field recurs in extension, transformation, and termination forms. When an enterprise has multiple positions insured, then that which covers the workplace and work location to which the new employee belongs should be indicated. If the hiring starts with an activity that none of the insured positions cover, then the PAT will either appear or change due to variation notification within thirty days according to Article.

The deadline for submitting mandatory employment notification is prior to the start of the reporting period, according to Article XXI. It can be sent through the regional portal or, starting April 1, 2026, also via the UNILAV on SIISL-181/2000. This same submission applies both to INAIL and INPS communications. Therefore, the PAT indicated in the template should correspond to the actual position of the enterprise. This task is important because it ensures the safety and protection of employees in case of unforeseen events. It is essential to correctly enter the position code to avoid future problems. The field PAT INAIL is crucial for managing labor assignments and requires minimum precision.

There is no mistake that can ever be noticed, so it's crucial to keep in mind the information provided in the sources to avoid wasting time or compromising the quality of the mandatory communication from UNILAV. In conclusion, always remember to carefully check the information provided in the sources to prevent any errors when filling out the PAT INAIL field in the mandatory communication from UNILAV.