Customer billing correction records
Preserve originals while progressing supported billing adjustments.
Correct a draft billing calculation before document issue
Recalculate supplied quantities and rates while preserving the draft change record.
Keep an issued bill intact while reviewing its correction
Use a linked correction proposal rather than overwriting issued evidence.
Track a customer credit from approval through actual issue
Apply the local adjustment only at the supplied issued-document boundary.
Check a proposed credit against the line’s remaining billed amount
Include prior issued credits before accepting another reduction.
Carry a credit after a paid bill without inventing a cash refund
Keep issued adjustment, retained receipt and next disposition separate.