Schedule list

Workplace safety

The deadline for completing workplace safety training courses and related refresher training, pursuant to the new 2025 State–Regions Agreement, expires.

Withholding Taxes in Contracting

Obligation for contractors and subcontractors to transmit the list of workers employed and the receipts of withholding tax payments made in the previous month.

Mandatory Communications for Seafarers

Deadline for submitting electronic notifications regarding employment commencements and terminations, relating to seafarers who embarked or disembarked in the previous month.

Mandatory Communications for Agency Workers

Obligation to electronically notify the Employment Centre of all employment relationships established, extended, amended or terminated in the previous month with agency workers, including the activation or extension of remote work. Communication must be submitted using the “UnificatoSomm” form.

Previndai Contributions

Deadline for the payment of contributions due by industrial companies on the remuneration paid to executives enrolled in Previndai, relating to the previous quarter.

Digital Platforms

By 20 April 2026, communication must be submitted regarding self‑employment relationships established through digital platform intermediation in the previous month.

INPGI Contributions

Payment of monthly contributions due for journalists hired under collaboration agreements by publishing companies, newspapers, radio‑television broadcasters and other companies employing journalists.

Early Retirement Schemes

Payment of the monthly funding for early‑retirement benefits for workers enrolled in sectoral solidarity funds.

Payment of Taxes and Contributions

Unified payment related to: withholding taxes on employment and similar income retained in the previous month; social security and welfare contributions due to INPS by employers for the previous pay period; contributions owed by clients to the INPS separate fund for coordinated collaborations, project‑based work and partnership agreements paid in the previous month; monthly contributions for fishermen; contributions on fees paid in March 2026 exceeding the annual €5,000 threshold to occasional self‑employed workers; contributions due by entertainment companies to the former ENPALS fund; regional IRPEF surtax for terminations in the previous month; periodic VAT settlement.