R01 :: For any invoice, automatic payment of that invoice requires that, before that automatic payment, both an existing purchase order for that invoice and a receipt record for that invoice exist.
R02 :: For any invoice, if its invoice variance is exactly EUR 10, that invoice variance is within tolerance.
R03 :: For any invoice, if its invoice variance is above EUR 10, that invoice variance blocks automatic payment of that invoice.
R04 :: For any blocked invoice, an Accounts Payable analyst may ask for a corrected invoice but is not obliged to ask for a corrected invoice.
R05 :: Goods receipt is recorded only by the receiving team, and Accounts Payable cannot record goods receipt.
R06 :: For any supplier bank details, any person who changed those supplier bank details must not approve payment to those same details.
R07 :: For any service invoice, an authorised service acceptance replaces the goods receipt record.
R08 :: Service acceptance does not replace the purchase-order requirement.
R09 :: For any dispute, that dispute freezes the payment clock until that dispute is resolved.
R10 :: After dispute resolution, the payment clock resumes from its paused value rather than restarting at zero.
R11 :: An invoice number is unique only within a supplier, and different suppliers may reuse the same number.
R12 :: The tolerance is assessed per invoice, not against the monthly sum of a supplier's invoices.