Official rule text
[ibr-030]-If both Invoice line period start date (ibt-134) and Invoice line period end date (ibt-135) are given then the Invoice line period end date (ibt-135) MUST be later or equal to the Invoice line period start date (ibt-134).
What this means
If an invoice line gives both a start and an end date for its own period, the end date must be on or after the start date.
What to do
Share this rule id with whoever manages your invoicing software or IT — or ask TechMate to fix it for you (see below).
Check whether your invoice hits this rule — freeInvoice lines & pricing
Whether each line item — description, quantity, unit price, net price — is complete and its own arithmetic (price minus any line-level discount) is correct.
Other rules in this category
TechMate is a systems integrator, not an OTA-accredited Service Provider. We help you get ready and connect you to an accredited provider; final validation and acceptance always sit with that provider and the Tax Authority.
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