A review of the week's major US international tax-related news. In this edition:

US Congress passes $1.7 trillion spending bill; no Tax Title – Treasury plans guidance on CAMT and stock buyback excise tax by year-end – IRS announces it will issue proposed regulations amending final Section 1446(f) final withholding regulations for PTPs – Treasury official says GILTI will need to be reformed – Congressional Republican lawmakers voice concerns over BEPS Pillar Two Undertaxed Profits Rule – OECD issues (i) consultation document on Pillar One MLI re: DSTs; (ii) consultation document on Pillar Two GloBE information return; (iii) consultation document on Pillar Two tax certainty for GloBE rules; and (iv) guidance on Pillar Two safe harbors and penalty relief.