# Work with invoices

Day-to-day capture, coding, matching, and Pulse.

- [Invoice list, filters, and status](https://help.cortena.ai/guides/invoices/list-filters-status): Find invoices fast with filters, status, and saved views.
- [Payables list status tabs (Review / Approval / Sync)](https://help.cortena.ai/guides/invoices/payables-status-tabs): Review, Approval, and Sync tabs on the payables list.
- [Archive or delete invoices from the list](https://help.cortena.ai/guides/invoices/archive-delete-invoices): Select payables that are not synced and not sent for payment, then archive them or permanently delete them from the list.
- [Document types on invoices](https://help.cortena.ai/guides/invoices/document-types): Document types for invoices: receipt, delivery, payment confirmation, and more.
- [Editing invoices](https://help.cortena.ai/guides/invoices/editing-invoices): Correct lines, accounts, VAT, and dimensions before export.
- [Reviewing supplier bank details](https://help.cortena.ai/guides/invoices/supplier-bank-details): IBAN, routing, and account validation on invoice detail before payment or export.
- [Accounts payable suppliers](https://help.cortena.ai/guides/invoices/ap-suppliers): Manage accounts payable suppliers, merge duplicates, and creditor match.
- [Totals, VAT, and rounding](https://help.cortena.ai/guides/invoices/totals-vat-rounding): How Cortena handles totals, tax keys, and rounding differences.
- [VAT ID validation (VIES)](https://help.cortena.ai/guides/invoices/vat-id-validation): Validate supplier and customer VAT IDs with VIES.
- [Cost centers on invoice line items (KOST1 / KOST2)](https://help.cortena.ai/guides/invoices/cost-centers-line-items): Assign KOST1/KOST2 per invoice line with header fallback for export.
- [Payment status](https://help.cortena.ai/guides/invoices/payment-status): Track what is paid, open, or partially settled.
- [Duplicates](https://help.cortena.ai/guides/invoices/duplicates): How Cortena groups related documents by supplier and invoice number (optional total / PO / delivery / quote), picks a master, and excludes duplicates from export.
- [Configure duplicate detection](https://help.cortena.ai/guides/invoices/configure-duplicate-detection): Invoice Import settings for duplicate grouping: matching total, and optional PO / delivery / quote when invoice number is missing.
- [Purchase orders in Payables](https://help.cortena.ai/guides/invoices/purchase-orders): Create or import purchase orders, link payables by PO Number, preview from the invoice, sync from Exact Online, and see what is next for delivery-confirmation goods receipts.
- [Reprocess](https://help.cortena.ai/guides/invoices/reprocess): Re-run extraction and coding after a change.
- [Multi-page PDFs and large invoices](https://help.cortena.ai/guides/invoices/multi-page-pdfs): Handle multi-page PDFs and reprocess selected page ranges.
- [Email threads](https://help.cortena.ai/guides/invoices/email-threads): Follow supplier conversations tied to an invoice.
- [Audit log](https://help.cortena.ai/guides/invoices/audit-log): Every change, approval, and export in a GoBD-aligned trail.
- [Download an invoice Activity report (PDF)](https://help.cortena.ai/guides/invoices/activity-audit-package): Create a filter-scoped Activity Report PDF from an invoice’s Activity tab for audits, handoffs, and controller review.
- [Workspace Activity](https://help.cortena.ai/guides/invoices/workspace-activity): Browse one activity log across payables, receivables, purchase orders, suppliers, and related records.
- [Comment on invoice Activity (chat)](https://help.cortena.ai/guides/invoices/activity-chat): Leave markdown notes on the invoice Activity timeline; show, hide, or view only chat.
- [Delivery date (Leistungsdatum) on invoices](https://help.cortena.ai/guides/invoices/delivery-date): Edit Delivery date on payables when DATEV RW Leistungsdatum is enabled, set it from workflow, and export it in EXTF.
- [Discount line allocation](https://help.cortena.ai/guides/invoices/discount-line-allocation): Split discounts across lines without breaking the booking.
- [Matching learns from your corrections](https://help.cortena.ai/guides/invoices/matching-learns-corrections): How booking matching improves from your corrections.
- [Matching correction (quorum, verification & majority fill)](https://help.cortena.ai/guides/invoices/matching-correction): How Cortena resolves uncertain booking accounts: quorum matching, verification agent, then largest-value majority fill.
- [Pulse](https://help.cortena.ai/guides/invoices/pulse): Live payables health: queues, aging, and bottlenecks.