Documentation for Approval of Intervention Works (DALI)

What is DALI?


DALI refers to the technical and economic documentation prepared for the approval of technical-economic indicators related to intervention works on existing buildings. It is based on the findings of technical assessments and, where applicable, energy audits.

When is it required?


DALI is required in the case of rehabilitation, modernization, consolidation, or extension works on existing constructions. It provides the basis for the intervention decision and is necessary to obtain the required approvals.

What does it include?


The documentation includes:
• Analysis of the current situation and identification of intervention needs.
• Description of proposed solutions and technical-economic scenarios.
• Estimation of costs and execution duration.
• The anticipated impact of the intervention on the building and the surrounding environment.