Operating service of the waste water treatment plant (EDAR) and storm tank of San Cibrao das Viñas

The term of provision of the service will be two years from the formalization of the contract in an administrative document, being susceptible to extension for annual periods without the total duration of the contract, including the agreed extensions, may exceed four (4) years. The extension or extensions will be agreed by the contracting authority and will be mandatory for the successful tenderer provided that its notice is given at least four months before the end of the term of execution of the contract