Document template · generic.facilities.rent_increase
Rent Increase Notification
- Render-verified
- Legal-sensitive
- Version 1.0.0
Notification of a rent increase (indexation or contractual escalator) from lessor to lessee. Country-agnostic. BE reference: annual indexation using the health index (indice santé, Loi-programme du 24.12.1993 art. 1 and Code civil art. 1728bis); FR: ILAT/ILC indices (Code de commerce art. L145-38); DE: Indexmietvertrag (BGB paragraph 557b).
JSON Schema
Fields in this template
Data sent to the API is validated against the template’s JSON Schema before anything is rendered. This template defines 21 fields:
| Field | Required | Type | Description |
|---|---|---|---|
| lessor | Required | object | |
| lessee | Required | object | |
| premises_address | Required | string | |
| lease_reference | Required | string | |
| current_rent | Required | object | |
| new_rent | Required | object | |
| basis | Required | enum | |
| calculation_detail | Required | string | |
| index_reference_current | Optional | string | |
| index_reference_base | Optional | string | |
| index_values | Optional | object | |
| index_values.base_index | Required | number | |
| index_values.new_index | Required | number | |
| payment_instructions_unchanged | Required | object | |
| payment_instructions_unchanged.unchanged | Required | boolean | |
| payment_instructions_unchanged.new_instructions | Optional | string | |
| signatory | Required | object | |
| signatory.name | Required | string | |
| signatory.role | Required | string | |
| signatory.place | Required | string | |
| signatory.date | Required | date |
POST /render
Generate it
One POST /render call: send your JSON, get the finished PDF back. Or skip the JSON entirely and describe the document in plain language on chut.app.
curl -X POST https://api.papii.eu/render \
-H "X-API-Key: YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"template": "generic.facilities.rent_increase",
"data": { ... },
"options": {"language": "en"}
}' -o rent-increase.pdf Frequently asked questions
What is “Rent Increase Notification”?
Notification of a rent increase (indexation or contractual escalator) from lessor to lessee. Country-agnostic. BE reference: annual indexation using the health index (indice santé, Loi-programme du 24.12.1993 art. 1 and Code civil art. 1728bis); FR: ILAT/ILC indices (Code de commerce art. L145-38); DE: Indexmietvertrag (BGB paragraph 557b). On papii this document is available as template generic.facilities.rent_increase: a JSON Schema plus a deterministic PDF renderer, so the same data always produces the same document.
Can I generate a Rent Increase Notification with AI?
Yes. chut.app — the AI back office papii powers — fills this template from a plain-language description: you describe the document in one sentence, the AI structures the data, papii validates it against the schema and renders the PDF. Developers can also call the papii API directly with structured JSON.
Is the Rent Increase Notification template legally compliant?
This template is render-verified: its schema, sample data and PDF output are automatically tested on every release. It is published with status “ready”, meaning it has not yet been through papii’s final legal review. Where it references specific legislation, that is stated in the template description — always have a professional check documents with legal effect before relying on them.