Art. 8 1. The Authority for Electricity and Gas issues to the distributor annual energy efficiency certificates, with a value equal to the certified reduction in consumption pursuant to Article 7, paragraph 3. 2. Energy efficiency certificates may also be issued to companies operating in the energy services sector for projects carried out independently, in compliance with the guidelines referred to in article 5, paragraph 5. The provisions of article 7 shall apply to these projects. market referred to in article 5 of legislative decree no. 79, as part of the economic management of the electricity market, organizes, by 1 January 2002, a venue for the negotiation of energy efficiency certificates and prepares the rules for the functioning of the market in agreement with the Energy Authority electricity and gas. 4. The bargaining organization criteria conform to the market regulations approved by the Minister of Industry, Commerce and Crafts pursuant to Article 5, paragraph 1, of Legislative Decree no. 79. 5. The energy efficiency certificates are subject to negotiation between the parties also outside the headquarters referred to in paragraph 3. 6. The efficiency certificates issued under this decree and the energy efficiency certificates issued under of the decree referred to in article 16, paragraph 4, of the legislative decree 23 May 2000, n. 164, are the subject of bargaining between the holders and the subjects subject to the provisions of the same decrees, in compliance with the relative regulations. (Verification of achievement of objectives and sanctions)