US: IRS releases US–Spain competent authority agreement on arbitration

05 February, 2026

The US Internal Revenue Service (IRS) has released Internal Revenue Bulletin No. 2026-6 on 2 February 2026. The bulletin includes Announcement 2026-3, which sets out the Competent Authority Arrangement agreed between the US and Spain to implement

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Australia: Administrative Review Tribunal rules in favour of Alcoa against ATO in key transfer pricing ruling

26 May, 2025

This case focused on a major transfer pricing issue, where ATO claimed Alcoa underpriced its alumina sales to Aluminium Bahrain B.S.C. (Alba) from 1993 to 2009, causing a tax shortfall of over AUD 213 million. Australia’s Administrative Review

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OECD: Peer review reports on making tax dispute resolution more effective

25 May, 2021

On 25 May 2021 the OECD released a further batch of eight Stage Two peer review reports in relation to making dispute resolution mechanisms more effective under BEPS Action 14. The minimum standard under BEPS action 14 is concerned with

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