Adding TIN algorithms

data/regimes/at.json

@@ -64,6 +64,15 @@
       ]
     }
   ],
+  "identity_keys": [
+    {
+      "key": "at-tax-number",
+      "name": {
+        "de": "Steuernummer",
+        "en": "Tax Number"
+      }
+    }
+  ],
   "scenarios": [
     {
       "schema": "bill/invoice",

data/regimes/fr.json

@@ -68,6 +68,15 @@
       ]
     }
   ],
+  "identity_types": [
+    {
+      "value": "SPI",
+      "name": {
+        "en": "Index Steering System",
+        "fr": "Système de Pilotage des Indices"
+      }
+    }
+  ],
   "scenarios": [
     {
       "schema": "bill/invoice",

data/regimes/gb.json

@@ -68,6 +68,20 @@
       ]
     }
   ],
+  "identity_types": [
+    {
+      "value": "UTR",
+      "name": {
+        "en": "Unique Taxpayer Reference"
+      }
+    },
+    {
+      "value": "NINO",
+      "name": {
+        "en": "National Insurance Number"
+      }
+    }
+  ],
   "scenarios": [
     {
       "schema": "bill/invoice",

data/regimes/ie.json

@@ -0,0 +1,172 @@
+{
+  "$schema": "https://gobl.org/draft-0/tax/regime-def",
+  "name": {
+    "en": "Ireland"
+  },
+  "time_zone": "Europe/Dublin",
+  "country": "IE",
+  "currency": "EUR",
+  "tags": [
+    {
+      "schema": "bill/invoice",
+      "list": [
+        {
+          "key": "simplified",
+          "name": {
+            "de": "Vereinfachte Rechnung",
+            "en": "Simplified Invoice",
+            "es": "Factura Simplificada",
+            "it": "Fattura Semplificata"
+          },
+          "desc": {
+            "de": "Wird für B2C-Transaktionen verwendet, wenn die Kundendaten nicht verfügbar sind. Bitte wenden Sie sich an die örtlichen Behörden, um die Grenzwerte zu ermitteln.",
+            "en": "Used for B2C transactions when the client details are not available, check with local authorities for limits.",
+            "es": "Usado para transacciones B2C cuando los detalles del cliente no están disponibles, consulte con las autoridades locales para los límites.",
+            "it": "Utilizzato per le transazioni B2C quando i dettagli del cliente non sono disponibili, controllare con le autorità locali per i limiti."
+          }
+        },
+        {
+          "key": "reverse-charge",
+          "name": {
+            "de": "Umkehr der Steuerschuld",
+            "en": "Reverse Charge",
+            "es": "Inversión del Sujeto Pasivo",
+            "it": "Inversione del soggetto passivo"
+          }
+        },
+        {
+          "key": "self-billed",
+          "name": {
+            "de": "Rechnung durch den Leistungsempfänger",
+            "en": "Self-billed",
+            "es": "Facturación por el destinatario",
+            "it": "Autofattura"
+          }
+        },
+        {
+          "key": "customer-rates",
+          "name": {
+            "de": "Kundensätze",
+            "en": "Customer rates",
+            "es": "Tarifas aplicables al destinatario",
+            "it": "Aliquote applicabili al destinatario"
+          }
+        },
+        {
+          "key": "partial",
+          "name": {
+            "de": "Teilweise",
+            "en": "Partial",
+            "es": "Parcial",
+            "it": "Parziale"
+          }
+        }
+      ]
+    }
+  ],
+  "scenarios": [
+    {
+      "schema": "bill/invoice",
+      "list": [
+        {
+          "tags": [
+            "reverse-charge"
+          ],
+          "note": {
+            "key": "legal",
+            "src": "reverse-charge",
+            "text": "Reverse charge: Customer to account for VAT to the relevant tax authority."
+          }
+        }
+      ]
+    }
+  ],
+  "corrections": [
+    {
+      "schema": "bill/invoice",
+      "types": [
+        "credit-note"
+      ]
+    }
+  ],
+  "categories": [
+    {
+      "code": "VAT",
+      "name": {
+        "en": "VAT"
+      },
+      "title": {
+        "en": "Value Added Tax"
+      },
+      "rates": [
+        {
+          "key": "zero",
+          "name": {
+            "en": "Zero Rate"
+          },
+          "values": [
+            {
+              "percent": "0.0%"
+            }
+          ]
+        },
+        {
+          "key": "standard",
+          "name": {
+            "en": "Standard Rate"
+          },
+          "values": [
+            {
+              "since": "2021-02-28",
+              "percent": "23%"
+            },
+            {
+              "since": "2020-09-01",
+              "percent": "21%"
+            },
+            {
+              "since": "2012-01-01",
+              "percent": "23%"
+            }
+          ]
+        },
+        {
+          "key": "reduced",
+          "name": {
+            "en": "Reduced Rate"
+          },
+          "values": [
+            {
+              "since": "2003-01-01",
+              "percent": "13.5%"
+            }
+          ]
+        },
+        {
+          "key": "super-reduced",
+          "name": {
+            "en": "Reduced Rate"
+          },
+          "values": [
+            {
+              "since": "2011-07-01",
+              "percent": "9%"
+            }
+          ]
+        },
+        {
+          "key": "special",
+          "name": {
+            "en": "Reduced Rate"
+          },
+          "values": [
+            {
+              "since": "2005-01-01",
+              "percent": "4.8%"
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}

data/regimes/pl.json

@@ -165,6 +165,15 @@
       ]
     }
   ],
+  "identity_types": [
+    {
+      "value": "PESEL",
+      "name": {
+        "en": "Tax Number",
+        "pl": "Numer podatkowy"
+      }
+    }
+  ],
   "payment_means_keys": [
     {
       "key": "cash",

data/schemas/bill/invoice.json

@@ -217,6 +217,10 @@
               "const": "GB",
               "title": "United Kingdom"
             },
+            {
+              "const": "IE",
+              "title": "Ireland"
+            },
             {
               "const": "IT",
               "title": "Italy"

data/schemas/tax/regime-def.json

@@ -278,21 +278,20 @@
           "title": "Extensions",
           "description": "Extensions defines the keys that can be used for extended or extra data inside the regime that\nis specific to the regime and cannot be easily determined from other GOBL structures.\nTypically these are used to define local codes for suppliers, customers, products, or tax rates."
         },
-        "tax_identity_type_keys": {
+        "identity_keys": {
           "items": {
             "$ref": "https://gobl.org/draft-0/cbc/key-definition"
           },
           "type": "array",
-          "title": "Tax Identity Type Keys",
-          "description": "Tax Identity types specific for the regime and may be validated\nagainst."
+          "title": "Identity Keys",
+          "description": "Identity keys used in addition to regular tax identities and specific for the\nregime that may be validated against."
         },
-        "identity_keys": {
+        "identity_types": {
           "items": {
-            "$ref": "https://gobl.org/draft-0/cbc/key-definition"
+            "$ref": "https://gobl.org/draft-0/cbc/value-definition"
           },
           "type": "array",
-          "title": "Identity Keys",
-          "description": "Identity keys used in addition to regular tax identities and specific for the\nregime that may be validated against."
+          "description": "Identity Types are used as an alternative to Identity Keys when there is a clear local\ndefinition of a specific code."
         },
         "charge_keys": {
           "items": {

regimes/at/at.go

@@ -6,6 +6,7 @@ import (
 	"github.com/invopop/gobl/cbc"
 	"github.com/invopop/gobl/currency"
 	"github.com/invopop/gobl/i18n"
+	"github.com/invopop/gobl/org"
 	"github.com/invopop/gobl/regimes/common"
 	"github.com/invopop/gobl/tax"
 )
@@ -31,7 +32,8 @@ func New() *tax.RegimeDef {
 		Tags: []*tax.TagSet{
 			common.InvoiceTags(),
 		},
-		Categories: taxCategories,
+		Categories:   taxCategories,
+		IdentityKeys: identityKeyDefinitions, // identities.go
 		Corrections: []*tax.CorrectionDefinition{
 			{
 				Schema: bill.ShortSchemaInvoice,
@@ -50,7 +52,10 @@ func Validate(doc any) error {
 		return validateInvoice(obj)
 	case *tax.Identity:
 		return validateTaxIdentity(obj)
+	case *org.Identity:
+		return validateTaxNumber(obj)
 	}
+
 	return nil
 }
 
@@ -59,5 +64,7 @@ func Normalize(doc any) {
 	switch obj := doc.(type) {
 	case *tax.Identity:
 		tax.NormalizeIdentity(obj)
+	case *org.Identity:
+		normalizeTaxNumber(obj)
 	}
 }