The layer · jurisdictions
Jurisdiction packs
A pack is the law of one jurisdiction as data: dated parameters with sources, schedules that compute from them, worked-example checks and obligation rules. Live packs serve computations today; build and planned packs show the order of the world roadmap, nothing more.
Live packs7UK · IE · DE · FR · NL · ES · IT
In build1United States (federal)
Planned9Europe · North America · Middle East · Asia-Pacific
Authority sources45distinct pages cited by live packs
Live
versioned, sourced, checked
| Pack | Version | Coverage | Outside core | Parameters | Schedules | Checks | Obligations | |
|---|---|---|---|---|---|---|---|---|
| United KingdomUK · GBP · en-GB | 2026.27.2 | Income tax, National Insurance (Classes 1, 1 secondary, 4), Dividend tax, Capital gains tax, Corporation tax with marginal relief, Student loans, Child Benefit charge, Marriage Allowance, VAT registration threshold, Making Tax Digital thresholds | Scottish and Welsh rates, Savings allowance and starting rate, Pension annual allowance taper computation, Residence and domicile, IHT, SDLT | 70 | 10 | 30 | 13 | Explore → |
| IrelandIE · EUR · en-IE | 2026.1.1 | Income tax (bands and credits), Universal Social Charge, Corporation tax rates, VAT standard rate | PRSI, Other credits and reliefs, USC exemption and reduced rates | 15 | 2 | 2 | 0 | Explore → |
| GermanyDE · EUR · de-DE | 2026.1.1 | Einkommensteuer (§32a tariff), Solidaritätszuschlag, Körperschaftsteuer, Gewerbesteuer, Umsatzsteuer standard rate | Kirchensteuer, Sozialversicherung, Werbungskosten and Sonderausgaben, Splittingtarif | 11 | 2 | 3 | 0 | Explore → |
| FranceFR · EUR · fr-FR | 2026.1.1 | Impôt sur le revenu (barème), Impôt sur les sociétés, TVA standard rate | Abattement de 10%, Décote and plafonnement du quotient familial, Prélèvements sociaux, CVAE | 8 | 2 | 3 | 0 | Explore → |
| NetherlandsNL · EUR · nl-NL | 2026.1.1 | Box 1 before credits, Vennootschapsbelasting, BTW standard rate, Pillar Two threshold | Heffingskortingen, Box 2 and Box 3, Hypotheekrenteaftrek, Innovatiebox | 10 | 2 | 2 | 0 | Explore → |
| SpainES · EUR · es-ES | 2026.1.1 | IRPF state scale with reference regional scale, Impuesto sobre Sociedades, IVA standard rate | Regional scales and deductions, Reducción por rendimientos del trabajo, Seguridad Social, Reduced IS rates | 8 | 2 | 2 | 0 | Explore → |
| ItalyIT · EUR · it-IT | 2026.1.1 | IRPEF, Addizionale regionale (base rate), IRES, IRAP, IVA standard rate | Detrazioni, Addizionale comunale, INPS, IRAP regional variations | 9 | 2 | 2 | 0 | Explore → |
Roadmap
order of work, not a promise of dates
| Pack | Region | Currency | State |
|---|---|---|---|
| United States (federal) | North America | USD | build |
| Switzerland (federal) | Europe | CHF | planned |
| Portugal | Europe | EUR | planned |
| Belgium | Europe | EUR | planned |
| Poland | Europe | EUR | planned |
| Sweden | Europe | EUR | planned |
| United Arab Emirates | Middle East | USD | planned |
| Singapore | Asia-Pacific | USD | planned |
| Australia | Asia-Pacific | USD | planned |
| Canada (federal) | North America | USD | planned |
Same income, every live pack
60,000 local currency
- FR18.5%€11,104
- IE18.7%€11,200
- UK19.1%£11,432
- DE23.7%€14,233
- ES28.1%€16,847
- IT31.2%€18,738
- NL36.4%€21,832
Each bar is one schedule at 60,000 of income in the local currency, no exchange rates. Scopes differ: FR impôt sur le revenu, barème progressif; IE income tax, single person; UK income tax on non-savings income; DE einkommensteuer, grundtarif, with solidaritätszuschlag; ES irpf, state scale plus a reference regional scale; IT irpef with the base regional surcharge; NL box 1 tax and national insurance before credits.