Other Liabilities (Tables)

12 Months Ended

Dec. 31, 2022

Text block [abstract]

Details of Other Liabilities

	2022				2021					2020
	Non-current		Current		Non-current		Current			Non-current			Current
Extension of concessions		18		7		8		8			8			8
Liabilities for contractual claims		1		1		1		26	(1)		27	(1)		86	(1)
Miscellaneous		-		4		-		-			-			14
		19		12		9		34			35			108

(1) See Note 34.d).