This part of IEC 62257 provides information on the responsibilities involved in the implementation of rural power systems.

In Clause 5, this technical specification presents contractual relationships to be built between the different participants to a project. Throughout the project, responsibilities are to be clearly defined and contractual commitments controlled.

Clause 6 provides relevant tests to be applied to renewable energy and hybrid electrification systems.

Clause 7 provides proposed quality assurance principles to be implemented.

In Clause 8, requirements are proposed for recycling and protection of the environment.

In Annex A of this technical specification, further technical considerations for contractual liabilities are provided.