The complete analysis of business energy consumption: when it is mandatory, how it works, and what benefits it brings.
An energy audit (diagnosi energetica) is a systematic and documented analysis of an organization's energy consumption, aimed at identifying areas of inefficiency and improvement opportunities.
When it is mandatory
Italian Legislative Decree 102/2014 (implementing EU Directive 2012/27/EU) makes energy audits mandatory every 4 years for specific categories of companies. SMEs with ISO 50001 or EMAS certification are exempt.
| Category | Criterion | Frequency |
|---|---|---|
| Large enterprises | Over 250 employees | Every 4 years |
| Large enterprises | Revenue > €50M | Every 4 years |
| Energy-intensive | Registered in CSEA lists | Every 4 years |
| Certified SMEs | ISO 50001 or EMAS | Exempt |
How it is conducted
The audit follows the UNI CEI EN 16247 standard and includes several structured phases:
The final report is uploaded to the ENEA portal and contains the cost-benefit analysis for each identified intervention.
Concrete benefits
Beyond regulatory compliance, the energy audit provides a clear map of where the company wastes energy and where it can intervene with the best cost-benefit ratio.
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