`SK-BT8`

The VAT point date code (BT-8) must not be used for Slovakia; give the date of the taxable supply as BT-7 (tax point date) when it differs from the issue date ….

Official rule text

The VAT point date code (BT-8) must not be used for Slovakia; give the date of the taxable supply as BT-7 (tax point date) when it differs from the issue date ….

Where the rule applies

Rule set	Document type	Severity
Checks for Slovakia (1.0) this API (not official rules)	Slovak seller (UBL Invoice), Slovak seller (UBL CreditNote)	warning

Fatal and error findings make the invoice invalid (valid: false); warnings and information do not.

Business terms concerned (EN 16931)

BT-7
BT-8

Technical check

Syntax: UBL · Checks for Slovakia (1.0)
Context: /
Condition: exists(/*/cac:InvoicePeriod/cbc:DescriptionCode)

How the API reports this rule

Every finding of POST /v1/validate carries the rule id, severity, message, location (XPath) and rule set, and links this page (docUrl):

{
  "severity": "warning",
  "ruleId": "SK-BT8",
  "message": "The VAT point date code (BT-8) must not be used for Slovakia; give the date of the taxable supply as BT-7 (tax point date) when it differs from the issue date ….",
  "xpath": "/…",
  "source": "schematron:sk-advisory@1.0",
  "docUrl": "https://einvoice-api.eu/rules/sk-bt8.html"
}

Check an invoice against this rule and every other rule of the rule set – in the browser, without sign-up.

Validate an invoice for free Validate by API (100 documents a month free)

Rule text and severity are taken unchanged from the official rule set; this page is generated from the API's configuration. Not legal advice.