# HR-BR-45

Source: https://xmlvalid.com/rules/HR-BR-45

> Datum izdavanja prethodnog računa (BT-26) mora biti mora biti veći od 01.01.1900. i manji od 01.01.2100.

- Level: error
- Rule sets: Croatian eRačun rules (UBL) 13.03.2026
- Context: `cac:BillingReference`
- Test: `xs:date(cac:InvoiceDocumentReference/cbc:IssueDate) >= xs:date('1900-01-01') and xs:date(cac:InvoiceDocumentReference/cbc:IssueDate) < xs:date('2100-01-01')`

In English: The preceding invoice issue date (BT-26) must be after 1 January 1900 and before 1 January 2100.

Validate a document against these rules: https://xmlvalid.com/validate