| 32004L0017 - Utilities (3rd generation) | Article 23.3.3 |
| Where more than one undertaking affiliated with the contracting entity provides the same or similar services, supplies or works, the above percentages shall be calculated taking into account the total turnover deriving respectively from the provision of services, supplies or works by those affiliated undertakings. |
| 31993L0038 - Utilities (2nd generation) | Article 13.1.2 |
| Where more than one undertaking affiliated with the contracting entity provides the same service or similar services, the total turnover deriving from the provision of services by those undertakings shall be taken into account. |
