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Share of profit after tax of equity accounted units | 12 Months Ended
--- | ---
Dec. 31, 2019
Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] |
Share of profit after tax of equity accounted units | 7 Share of profit after tax of equity accounted units
| 2019 US$m |  | 2018 US$m |  | 2017 US$m |
Sales revenue: Rio Tinto share(a) | 2,358 |  | 2,497 |  | 1,960 |
Operating costs | (1,812 | ) | (1,656 | ) | (1,400 | )
Profit before finance items and taxation | 546 |  | 841 |  | 560 |
Finance items | (65 | ) | (69 | ) | (47 | )
Share of profit after tax of equity accounted units | 10 |  | 14 |  | 17 |
Profit before taxation | 491 |  | 786 |  | 530 |
Taxation | (190 | ) | (273 | ) | (191 | )
Profit for the year (Rio Tinto share) | 301 |  | 513 |  | 339 |
(a) Sales revenue of equity accounted units includes sales by equity accounted units to Group subsidiaries. Further information relating to the Group’s interests in joint ventures and associates is given in notes 35 and 36.

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