24 | Income tax and tax loss carryforwards |
2017 | 2016 | 2015 | ||||||||||
Income tax | $ | (3,000 | ) | $ | (3,433 | ) | $ | (3,314 | ) | |||
Deferred income tax | (513,732 | ) | 272,048 | (695,161 | ) | |||||||
Total income tax (benefit) expense | $ | (516,732 | ) | $ | 268,615 | $ | (698,475 | ) |
2017 | 2016 | 2015 | ||||||||||
Profit (loss) before taxes | $ | 1,846,311 | $ | (775,179 | ) | $ | (301,930 | ) | ||||
Income tax | (553,893 | ) | 232,554 | 90,579 | ||||||||
(Decrease) increase from: | ||||||||||||
Difference in depreciation and amortization | 503,479 | 48,701 | (232,397 | ) | ||||||||
Revaluation surplus | 265,723 | 132,019 | 320,467 | |||||||||
Income recognized in advance | (1,678 | ) | (8,261 | ) | (11,409 | ) | ||||||
Materials and supplies | 5,503 | (15,673 | ) | (14,497 | ) | |||||||
Inflationary and currency exchange effects on monetary assets and liabilities, net | (203,983 | ) | (102,928 | ) | (87,765 | ) | ||||||
Tax losses – net | (1,255,433 | ) | 116,906 | (498,884 | ) | |||||||
Provisions and allowance for doubtful accounts | (183,963 | ) | (63,803 | ) | (143,685 | ) | ||||||
Difference between the tax and book value for the sale of assets | (435 | ) | (60,277 | ) | (49,084 | ) | ||||||
Difference between the tax and book value for the sale of shares | 956,613 | 20,136 | 7,902 | |||||||||
Non-deductible expenses | (48,665 | ) | (30,759 | ) | (79,702 | ) | ||||||
Provision for income tax | $ | (516,732 | ) | $ | 268,615 | $ | (698,475 | ) |
2017 | 2016 | |||||||
Portion of tax loss carryforwards for subsequent years | $ | (279,334 | ) | $ | 1,543,387 | |||
Inventories and provisions – net | 65,091 | 40,964 | ||||||
Concession rights and property, vessels and equipment | (619,651 | ) | (1,662,402 | ) | ||||
Total deferred tax liability | $ | (275,226 | ) | $ | (78,051 | ) |
Year in which the loss was incurrred | Amounts | Year of expiration | ||||||
2008 | $ | 109,685 | 2018 | |||||
2009 | 389,543 | 2019 | ||||||
2010 | 537,231 | 2020 | ||||||
2011 | 352,239 | 2021 | ||||||
2012 | 538,601 | 2022 | ||||||
2013 | 389,355 | 2023 | ||||||
2014 | 244,640 | 2024 | ||||||
2015 | 151,575 | 2025 | ||||||
2016 | 488,472 | 2026 | ||||||
2017 | 108,450 | 2027 | ||||||
$ | 3,309,791 |