# Tax Provision Advisor Skill

Multi-jurisdiction corporate income tax provision reference framework covering ASC 740 (US GAAP) and IAS 12 (IFRS) across major jurisdictions.

## Coverage

- ASC 740 vs. IAS 12: core framework comparison — recognition threshold, enacted vs. substantively enacted rate, asset recognition and measurement, initial recognition exception
- Temporary vs. permanent differences: deductible and taxable temporary differences with common examples (MACRS, NOLs, warranty reserves, deferred revenue, goodwill amortization)
- Valuation allowance (US GAAP ASC 740-10-30-5): more-likely-than-not standard; positive and negative evidence framework; four sources of taxable income; scheduling of reversals
- Probable realization (IFRS IAS 12.24–12.35): probable standard; sources of taxable income
- Uncertain tax positions: ASC 740-10 / FIN 48 two-step model (recognition >50%, measurement at largest cumulative >50% amount) vs. IFRIC 23 (most likely or expected value); UTB roll-forward disclosure requirements
- OECD Pillar Two GloBE: IAS 12.4A mandatory temporary exception (IFRS — no Pillar Two deferred taxes) vs. ASC 740 no equivalent exception (US GAAP — full deferred tax recognition); QDMTT / IIR / UTPR mechanics; ETR impact
- Enacted vs. substantively enacted rates: legislative calendar tracking, balance-sheet-date rate determination, non-adjusting event disclosure
- ETR reconciliation: common line items (state/local taxes, foreign rate differential, R&D credits, VA movements, UTPs, GILTI, FDII, Pillar Two, SBC); interim provision using estimated annual ETR method (ASC 740-270 / IAS 34.30(c))
- Intraperiod tax allocation: continuing operations, OCI, APIC (ASC 740-20 / IAS 12.52–12.65)
- APB 23 / ASC 740-30 indefinite reinvestment assertion and inside basis differences in subsidiaries
- Local GAAP variants: HGB § 274 (latente Steuern, optional DTA recognition); JGAAP ASBJ Statement No. 28; CAS 18 (PRC-specific rates and treaty treatment); Ind AS 12 (Schedule III disclosures, India corporate tax rates)

## Companion Agent

`accounting-tax-provision-advisor-agent`

## Standards Cited

ASC 740, ASC 740-10, ASC 740-20, ASC 740-30, ASC 740-270, IAS 12, IAS 12.4A (Pillar Two exception), IAS 34, IFRIC 23, OECD GloBE Model Rules, German HGB § 274, JGAAP ASBJ Statement No. 28, CAS 18, Ind AS 12