Receipt timing
Invoices may arrive before the GRN, after a partial receipt or while a return or reversal is being processed.
Manufacturing · accounts payable
Automate invoices across plants, POs and goods receipts.
NexumFlow helps manufacturing finance teams validate supplier invoices against what was ordered and received, resolve quantity and price exceptions, apply India compliance controls and post approved transactions to the ERP.
Multi-plantPO & GRNPartial receiptsGST & TDSSAP · Oracle · D365
Manufacturing reality
The hard part is not reading the PDF.
The hard part is deciding whether each line can be booked when procurement, stores, tax and finance hold different parts of the evidence.
Line complexity
Long POs, item-description variation, units of measure, freight and tax allocation make header-only matching unreliable.
Plant and entity rules
Approvals, tolerances, GSTINs and posting destinations vary across plants and legal entities.
Service procurement
Service invoices may depend on service-entry evidence rather than a physical goods receipt.
Vendor resubmissions
Suppliers may resend corrected or previously submitted documents, requiring exact and fuzzy duplicate controls.
Month-end pressure
Queues grow precisely when finance needs reliable accrual and unposted-invoice visibility.
Plant-to-ledger flow
Keep the operational evidence connected.
Capture supplier invoices
Centralize documents arriving through email, scans and supported supplier channels.
Read line and tax detail
Extract PO references, material or service descriptions, quantities, unit prices, taxes and totals.
Retrieve ERP context
Load vendor, PO, goods or service receipt, plant, entity and billed-to-date information.
Apply matching and India controls
Evaluate receipt availability, price and quantity tolerances, duplicate risk, GST, TDS and MSME conditions.
Route and post
Send only genuine exceptions to authorized users and post approved invoices through the agreed ERP interface.
Control matrix
Different exception, different owner.
| Condition | Evidence | Likely owner |
|---|---|---|
| Receipt missing | PO and current ERP receipt status | Stores, requester or service owner |
| Price variance | PO price, invoice price and tolerance | Procurement or commercial approver |
| Quantity variance | Ordered, received, returned and billed quantities | Stores and procurement |
| GST or TDS issue | Invoice tax detail, vendor master and applicable rules | Tax or finance |
| Duplicate risk | Prior invoice number, vendor, date, amount and document similarity | Accounts payable |
| Posting failure | ERP response and attempted payload reference | AP operations or ERP support |
Questions
Manufacturing AP automation, answered.
Can each plant have different approval and tolerance rules?
Yes. Rules can be configured by tenant, entity and relevant business dimensions instead of forcing one global threshold.
How are returns and reversals handled?
Eligible receipt quantities should reflect the ERP's current state, including reversals and returns, before final approval or bill creation.
Can we start with one plant?
Yes. A limited plant or entity scope is often the safest way to validate data access, rules, exceptions and ERP posting before wider rollout.
Start with one plant and its hardest supplier invoices.
Measure matching quality, exception rate, approval time and successful ERP posting before scaling the operating model.