The works consist of the following concepts that are developed in the Specific Technical Specifications that govern this contracting file:- Conductive Maintenance.- Preventive Maintenance.- Technical-legal Maintenance.- Corrective Maintenance.- Maintenance and conservation of gardening and vertical gardens.- Technical assistance for analysis, optimization and planning.

Maintenance to achieve optimum performance, efficiency and safety of buildings and facilities, including all activities related to daily maintenance, preventive maintenance and overhauls in accordance with applicable legislation, manufacturers' recommendations and user manuals, or as necessary to keep them in good working condition at optimum levels in accordance with good practice or maintenance instructions.

Conservation, maintenance and cleaning service of the vertical gardens and pots of the headquarters buildings of the Ministry of Finance, Economy and Public Administration.

Analysis, optimisation and planning of maintenance work in thermal, electrical, fire protection, lifts and gardening installations in all buildings attached to the Ministry of Finance, Economy and Public Administration.