Income tax and tax loss carryforwards (Tables)

12 Months Ended

Dec. 31, 2022

Income tax and tax loss carryforwards [Abstract]

Provision for Income Tax Recognized in the Statement of Profit or Loss

The provision for income tax recognized in the statement of profit or loss for the years ended December 31, 2022, 2021 and 2020, is as follows:

	2022			2021			2020
Income tax	$	(3,172	)	$	(7,015	)	$	(10,873	)
Deferred income tax		32,763			28,158			30,207
Total income tax benefit	$	29,591		$	21,143		$	19,334

Reconciliation of the Provision for Income Tax

The reconciliation between the provision for income tax based on the statutory income tax rate and the provision recorded by the Company at December 31, 2022, 2021 and 2020, is as follows:

	2022			2021			2020
Loss before taxes	$	(28,688	)	$	(269,197	)	$	(422,490	)
Income tax		8,606			80,759			126,747
Increase (decrease) from:
Difference in depreciation and amortization		(46,472	)		135,332			(86,033	)
Revaluation surplus		(18,051	)		(88,112	)		94,331
Materials and supplies		3,418			13			3,625
Inflationary and currency exchange effects on monetary assets and liabilities, net		15,663			(11,643	)		(4,035	)
Tax losses amortization		265,090			60,032			82,145
Provisions and allowance for doubtful accounts		(165,542	)		(97,628	)		(178,276	)
Difference between the tax and book value for the sale of assets		(7,277	)		(35,950	)		(14,276	)
Difference between the tax and book value for the sale of shares of subsidiaries		-			-			(104	)
Non-deductible expenses		(25,844	)		(21,660	)		(4,790	)
Income tax (agreement)	$	29,591		$	21,143		$	19,334

Components of Deferred Tax Liability

The components of deferred tax liability at December 31, 2022 and 2021, are comprised as follows:

	2022			2021
Portion of tax loss carryforwards for subsequent years	$	385,936		$	336,395
Inventories and provisions – net		27,374			17,378
Concession rights and property, vessels and equipment		(567,902	)		(559,949	)
Total deferred tax liability	$	(154,592	)	$	(206,176	)

Cumulative Tax Losses

As of December 31, 2022, Grupo TMM and its subsidiaries, report the following cumulative tax losses, which are restated applying the National Consumer Price Index (NCPI) factors in accordance with Mexican law.

Year in which the loss was incurrred	Amounts		Year of expiration
2013	$	197,028		2023
2014		190,306		2024
2015		46,104		2025
2016		445,174		2026
2017		128,098		2027
2018		237,032		2028
2019		548,269		2029
2020		499,518		2030
2021		250,211		2031
2022		84,756		2032
	$	2,626,496