iterationlayer Extract Lohnabrechnung Data
Payroll and HR teams use this recipe to extract German Lohnabrechnung fields into structured JSON for payroll verification and accounting workflows.
APIs Used
Document Extraction (1 credit per page)
Prerequisites
You need an Iteration Layer API key. Get one at platform.iterationlayer.com during the 7-day trial.
For full integration guidance (SDKs, auth, MCP, error handling), see the Iteration Layer Integration Guide.
Implementation
curl -X POST https://api.iterationlayer.com/document-extraction/v1/extract \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"files": [
{
"type": "url",
"name": "lohnabrechnung.pdf",
"url": "https://example.com/documents/lohnabrechnung-sample.pdf"
}
],
"schema": {
"fields": [
{
"name": "employee_name",
"type": "TEXT",
"description": "Employee name"
},
{
"name": "personnel_number",
"type": "TEXT",
"description": "Personalnummer or payroll employee number"
},
{
"name": "employer_name",
"type": "TEXT",
"description": "Employer name"
},
{
"name": "pay_period",
"type": "DATE",
"description": "Payroll period date"
},
{
"name": "tax_class",
"type": "TEXT",
"description": "Steuerklasse"
},
{
"name": "tax_id",
"type": "TEXT",
"description": "Steuer-ID if shown"
},
{
"name": "gross_wage",
"type": "CURRENCY_AMOUNT",
"description": "Gesamtbrutto or gross wage"
},
{
"name": "earnings",
"type": "ARRAY",
"description": "Earnings and wage components",
"fields": [
{
"name": "description",
"type": "TEXT",
"description": "Earning description"
},
{
"name": "amount",
"type": "CURRENCY_AMOUNT",
"description": "Earning amount"
}
]
},
{
"name": "deductions",
"type": "ARRAY",
"description": "Tax and social insurance deductions",
"fields": [
{
"name": "description",
"type": "TEXT",
"description": "Deduction description"
},
{
"name": "amount",
"type": "CURRENCY_AMOUNT",
"description": "Deduction amount"
}
]
},
{
"name": "wage_tax",
"type": "CURRENCY_AMOUNT",
"description": "Lohnsteuer"
},
{
"name": "church_tax",
"type": "CURRENCY_AMOUNT",
"description": "Kirchensteuer if shown"
},
{
"name": "solidarity_surcharge",
"type": "CURRENCY_AMOUNT",
"description": "Solidaritaetszuschlag if shown"
},
{
"name": "net_pay",
"type": "CURRENCY_AMOUNT",
"description": "Auszahlungsbetrag or net pay"
},
{
"name": "currency",
"type": "CURRENCY_CODE",
"description": "Currency code"
}
]
}
}'
import { IterationLayer } from "iterationlayer";
const client = new IterationLayer({ apiKey: "YOUR_API_KEY" });
const result = await client.extractDocument({
"files": [
{
"type": "url",
"name": "lohnabrechnung.pdf",
"url": "https://example.com/documents/lohnabrechnung-sample.pdf"
}
],
"schema": {
"fields": [
{
"name": "employee_name",
"type": "TEXT",
"description": "Employee name"
},
{
"name": "personnel_number",
"type": "TEXT",
"description": "Personalnummer or payroll employee number"
},
{
"name": "employer_name",
"type": "TEXT",
"description": "Employer name"
},
{
"name": "pay_period",
"type": "DATE",
"description": "Payroll period date"
},
{
"name": "tax_class",
"type": "TEXT",
"description": "Steuerklasse"
},
{
"name": "tax_id",
"type": "TEXT",
"description": "Steuer-ID if shown"
},
{
"name": "gross_wage",
"type": "CURRENCY_AMOUNT",
"description": "Gesamtbrutto or gross wage"
},
{
"name": "earnings",
"type": "ARRAY",
"description": "Earnings and wage components",
"fields": [
{
"name": "description",
"type": "TEXT",
"description": "Earning description"
},
{
"name": "amount",
"type": "CURRENCY_AMOUNT",
"description": "Earning amount"
}
]
},
{
"name": "deductions",
"type": "ARRAY",
"description": "Tax and social insurance deductions",
"fields": [
{
"name": "description",
"type": "TEXT",
"description": "Deduction description"
},
{
"name": "amount",
"type": "CURRENCY_AMOUNT",
"description": "Deduction amount"
}
]
},
{
"name": "wage_tax",
"type": "CURRENCY_AMOUNT",
"description": "Lohnsteuer"
},
{
"name": "church_tax",
"type": "CURRENCY_AMOUNT",
"description": "Kirchensteuer if shown"
},
{
"name": "solidarity_surcharge",
"type": "CURRENCY_AMOUNT",
"description": "Solidaritaetszuschlag if shown"
},
{
"name": "net_pay",
"type": "CURRENCY_AMOUNT",
"description": "Auszahlungsbetrag or net pay"
},
{
"name": "currency",
"type": "CURRENCY_CODE",
"description": "Currency code"
}
]
}
});
from iterationlayer import IterationLayer
client = IterationLayer(api_key="YOUR_API_KEY")
result = client.extract_document(**{
"files": [
{
"type": "url",
"name": "lohnabrechnung.pdf",
"url": "https://example.com/documents/lohnabrechnung-sample.pdf"
}
],
"schema": {
"fields": [
{
"name": "employee_name",
"type": "TEXT",
"description": "Employee name"
},
{
"name": "personnel_number",
"type": "TEXT",
"description": "Personalnummer or payroll employee number"
},
{
"name": "employer_name",
"type": "TEXT",
"description": "Employer name"
},
{
"name": "pay_period",
"type": "DATE",
"description": "Payroll period date"
},
{
"name": "tax_class",
"type": "TEXT",
"description": "Steuerklasse"
},
{
"name": "tax_id",
"type": "TEXT",
"description": "Steuer-ID if shown"
},
{
"name": "gross_wage",
"type": "CURRENCY_AMOUNT",
"description": "Gesamtbrutto or gross wage"
},
{
"name": "earnings",
"type": "ARRAY",
"description": "Earnings and wage components",
"fields": [
{
"name": "description",
"type": "TEXT",
"description": "Earning description"
},
{
"name": "amount",
"type": "CURRENCY_AMOUNT",
"description": "Earning amount"
}
]
},
{
"name": "deductions",
"type": "ARRAY",
"description": "Tax and social insurance deductions",
"fields": [
{
"name": "description",
"type": "TEXT",
"description": "Deduction description"
},
{
"name": "amount",
"type": "CURRENCY_AMOUNT",
"description": "Deduction amount"
}
]
},
{
"name": "wage_tax",
"type": "CURRENCY_AMOUNT",
"description": "Lohnsteuer"
},
{
"name": "church_tax",
"type": "CURRENCY_AMOUNT",
"description": "Kirchensteuer if shown"
},
{
"name": "solidarity_surcharge",
"type": "CURRENCY_AMOUNT",
"description": "Solidaritaetszuschlag if shown"
},
{
"name": "net_pay",
"type": "CURRENCY_AMOUNT",
"description": "Auszahlungsbetrag or net pay"
},
{
"name": "currency",
"type": "CURRENCY_CODE",
"description": "Currency code"
}
]
}
})
package main
import il "github.com/iterationlayer/sdk-go"
func main() {
client := il.NewClient("YOUR_API_KEY")
result, err := client.ExtractDocument(il.ExtractDocumentRequest{
Files: []il.FileInput{
il.FileInput{
Type: "url",
Name: "lohnabrechnung.pdf",
Url: "https://example.com/documents/lohnabrechnung-sample.pdf",
},
},
Schema: il.ExtractionSchema{
Fields: []any{
il.TextFieldConfig{
Name: "employee_name",
Type: "TEXT",
Description: "Employee name",
},
il.TextFieldConfig{
Name: "personnel_number",
Type: "TEXT",
Description: "Personalnummer or payroll employee number",
},
il.TextFieldConfig{
Name: "employer_name",
Type: "TEXT",
Description: "Employer name",
},
il.DateFieldConfig{
Name: "pay_period",
Type: "DATE",
Description: "Payroll period date",
},
il.TextFieldConfig{
Name: "tax_class",
Type: "TEXT",
Description: "Steuerklasse",
},
il.TextFieldConfig{
Name: "tax_id",
Type: "TEXT",
Description: "Steuer-ID if shown",
},
il.CurrencyAmountFieldConfig{
Name: "gross_wage",
Type: "CURRENCY_AMOUNT",
Description: "Gesamtbrutto or gross wage",
},
il.ArrayFieldConfig{
Name: "earnings",
Type: "ARRAY",
Description: "Earnings and wage components",
Fields: []any{
il.TextFieldConfig{
Name: "description",
Type: "TEXT",
Description: "Earning description",
},
il.CurrencyAmountFieldConfig{
Name: "amount",
Type: "CURRENCY_AMOUNT",
Description: "Earning amount",
},
},
},
il.ArrayFieldConfig{
Name: "deductions",
Type: "ARRAY",
Description: "Tax and social insurance deductions",
Fields: []any{
il.TextFieldConfig{
Name: "description",
Type: "TEXT",
Description: "Deduction description",
},
il.CurrencyAmountFieldConfig{
Name: "amount",
Type: "CURRENCY_AMOUNT",
Description: "Deduction amount",
},
},
},
il.CurrencyAmountFieldConfig{
Name: "wage_tax",
Type: "CURRENCY_AMOUNT",
Description: "Lohnsteuer",
},
il.CurrencyAmountFieldConfig{
Name: "church_tax",
Type: "CURRENCY_AMOUNT",
Description: "Kirchensteuer if shown",
},
il.CurrencyAmountFieldConfig{
Name: "solidarity_surcharge",
Type: "CURRENCY_AMOUNT",
Description: "Solidaritaetszuschlag if shown",
},
il.CurrencyAmountFieldConfig{
Name: "net_pay",
Type: "CURRENCY_AMOUNT",
Description: "Auszahlungsbetrag or net pay",
},
il.CurrencyCodeFieldConfig{
Name: "currency",
Type: "CURRENCY_CODE",
Description: "Currency code",
},
},
},
})
if err != nil {
panic(err)
}
_ = result
}
{
"name": "Extract Lohnabrechnung Data",
"nodes": [
{
"parameters": {
"content": "## Extract Lohnabrechnung Data\n\nPayroll and HR teams use this recipe to extract German Lohnabrechnung fields into structured JSON for payroll verification and accounting workflows.\n\n**Note:** This workflow uses the Iteration Layer community node (`n8n-nodes-iterationlayer`). Install it via Settings > Community Nodes on self-hosted n8n, or add it directly on n8n Cloud with Verified Community Nodes enabled.",
"height": 280,
"width": 500,
"color": 2
},
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
200,
40
],
"id": "extract-lohnabrechnung-data-overview",
"name": "Overview"
},
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
250,
300
],
"id": "extract-lohnabrechnung-data-trigger",
"name": "Manual Trigger"
},
{
"parameters": {
"resource": "documentExtraction",
"schemaInputMode": "rawJson",
"schemaJson": "{\n \"fields\": [\n {\n \"name\": \"employee_name\",\n \"type\": \"TEXT\",\n \"description\": \"Employee name\"\n },\n {\n \"name\": \"personnel_number\",\n \"type\": \"TEXT\",\n \"description\": \"Personalnummer or payroll employee number\"\n },\n {\n \"name\": \"employer_name\",\n \"type\": \"TEXT\",\n \"description\": \"Employer name\"\n },\n {\n \"name\": \"pay_period\",\n \"type\": \"DATE\",\n \"description\": \"Payroll period date\"\n },\n {\n \"name\": \"tax_class\",\n \"type\": \"TEXT\",\n \"description\": \"Steuerklasse\"\n },\n {\n \"name\": \"tax_id\",\n \"type\": \"TEXT\",\n \"description\": \"Steuer-ID if shown\"\n },\n {\n \"name\": \"gross_wage\",\n \"type\": \"CURRENCY_AMOUNT\",\n \"description\": \"Gesamtbrutto or gross wage\"\n },\n {\n \"name\": \"earnings\",\n \"type\": \"ARRAY\",\n \"description\": \"Earnings and wage components\",\n \"fields\": [\n {\n \"name\": \"description\",\n \"type\": \"TEXT\",\n \"description\": \"Earning description\"\n },\n {\n \"name\": \"amount\",\n \"type\": \"CURRENCY_AMOUNT\",\n \"description\": \"Earning amount\"\n }\n ]\n },\n {\n \"name\": \"deductions\",\n \"type\": \"ARRAY\",\n \"description\": \"Tax and social insurance deductions\",\n \"fields\": [\n {\n \"name\": \"description\",\n \"type\": \"TEXT\",\n \"description\": \"Deduction description\"\n },\n {\n \"name\": \"amount\",\n \"type\": \"CURRENCY_AMOUNT\",\n \"description\": \"Deduction amount\"\n }\n ]\n },\n {\n \"name\": \"wage_tax\",\n \"type\": \"CURRENCY_AMOUNT\",\n \"description\": \"Lohnsteuer\"\n },\n {\n \"name\": \"church_tax\",\n \"type\": \"CURRENCY_AMOUNT\",\n \"description\": \"Kirchensteuer if shown\"\n },\n {\n \"name\": \"solidarity_surcharge\",\n \"type\": \"CURRENCY_AMOUNT\",\n \"description\": \"Solidaritaetszuschlag if shown\"\n },\n {\n \"name\": \"net_pay\",\n \"type\": \"CURRENCY_AMOUNT\",\n \"description\": \"Auszahlungsbetrag or net pay\"\n },\n {\n \"name\": \"currency\",\n \"type\": \"CURRENCY_CODE\",\n \"description\": \"Currency code\"\n }\n ]\n}",
"files": {
"fileValues": [
{
"fileInputMode": "url",
"fileName": "lohnabrechnung.pdf",
"fileUrl": "https://example.com/documents/lohnabrechnung-sample.pdf"
}
]
}
},
"type": "n8n-nodes-iterationlayer.iterationLayer",
"typeVersion": 1,
"position": [
500,
300
],
"id": "extract-lohnabrechnung-data-extract",
"name": "Extract Data",
"credentials": {
"iterationLayerApi": {
"id": "1",
"name": "Iteration Layer API"
}
}
}
],
"connections": {
"Manual Trigger": {
"main": [
[
{
"node": "Extract Data",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
}
}
Extract lohnabrechnung data from the file at [file URL]. Use the extract_document tool with these fields:
- employee_name (TEXT): Employee name
- personnel_number (TEXT): Personalnummer or payroll employee number
- employer_name (TEXT): Employer name
- pay_period (DATE): Payroll period date
- tax_class (TEXT): Steuerklasse
- tax_id (TEXT): Steuer-ID if shown
- gross_wage (CURRENCY_AMOUNT): Gesamtbrutto or gross wage
- earnings (ARRAY): Each with description (TEXT), amount (CURRENCY_AMOUNT)
- deductions (ARRAY): Each with description (TEXT), amount (CURRENCY_AMOUNT)
- wage_tax (CURRENCY_AMOUNT): Lohnsteuer
- church_tax (CURRENCY_AMOUNT): Kirchensteuer if shown
- solidarity_surcharge (CURRENCY_AMOUNT): Solidaritaetszuschlag if shown
- net_pay (CURRENCY_AMOUNT): Auszahlungsbetrag or net pay
- currency (CURRENCY_CODE): Currency code
Response
{
"success": true,
"data": {
"employee_name": {
"value": "Maria Keller",
"confidence": 0.97,
"citations": [
"EMPLOYEE NAME"
]
},
"personnel_number": {
"value": "Personnel Number",
"confidence": 0.97,
"citations": [
"PERSONNEL NUMBER"
]
},
"employer_name": {
"value": "Northwind GmbH",
"confidence": 0.97,
"citations": [
"EMPLOYER NAME"
]
},
"pay_period": {
"value": "2026-04-15",
"confidence": 0.97,
"citations": [
"15 Apr 2026"
]
},
"tax_class": {
"value": "Tax Class",
"confidence": 0.97,
"citations": [
"TAX CLASS"
]
},
"tax_id": {
"value": "Tax Id",
"confidence": 0.97,
"citations": [
"TAX ID"
]
},
"gross_wage": {
"value": {
"amount": "1234.56",
"currency": "EUR"
},
"confidence": 0.97,
"citations": [
"1,234.56"
]
},
"earnings": {
"value": [
{
"description": {
"value": "Description",
"confidence": 0.96,
"citations": [
"DESCRIPTION"
]
},
"amount": {
"value": {
"amount": "1234.56",
"currency": "EUR"
},
"confidence": 0.96,
"citations": [
"1,234.56"
]
}
}
],
"confidence": 0.97,
"citations": [
"EARNINGS"
]
},
"deductions": {
"value": [
{
"description": {
"value": "Description",
"confidence": 0.96,
"citations": [
"DESCRIPTION"
]
},
"amount": {
"value": {
"amount": "1234.56",
"currency": "EUR"
},
"confidence": 0.96,
"citations": [
"1,234.56"
]
}
}
],
"confidence": 0.97,
"citations": [
"DEDUCTIONS"
]
},
"wage_tax": {
"value": {
"amount": "1234.56",
"currency": "EUR"
},
"confidence": 0.97,
"citations": [
"1,234.56"
]
},
"church_tax": {
"value": {
"amount": "1234.56",
"currency": "EUR"
},
"confidence": 0.97,
"citations": [
"1,234.56"
]
},
"solidarity_surcharge": {
"value": {
"amount": "1234.56",
"currency": "EUR"
},
"confidence": 0.97,
"citations": [
"1,234.56"
]
},
"net_pay": {
"value": {
"amount": "1234.56",
"currency": "EUR"
},
"confidence": 0.97,
"citations": [
"1,234.56"
]
},
"currency": {
"value": "EUR",
"confidence": 0.97,
"citations": [
"CURRENCY"
]
}
}
}