Free Subscription Proration Credit Note Template & Generator

A subscription proration credit note returns the unused part of a period the customer has already been billed for, after seats are removed, units are dropped, or a plan is downgraded mid-cycle. It names the account, the plan, the billing period and the invoice it adjusts, the effective date of the change, the days or units left unused, and the proration basis you applied, so the credit reads as a calculation rather than a number somebody chose.

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Use-case checklist

What to include in a subscription proration credit note

Proration disputes are almost always about the basis, not the money. A flat 30-day convention against actual calendar days, effective on the request date against the start of the next day, seats counted at period start against a daily average: each of those choices moves the same credit by a few percent, and a customer who cannot see which one you used has no way to agree with it. The compounding problem is silence. If removing seats in the app produces no document, the customer expects a refund, you expect the next invoice to absorb it, and the gap surfaces when that invoice arrives larger than they budgeted. A credit note that states the basis and says where the credit lands ends both arguments on one page.

  • provider, customer, subscription, and account
  • original plan, period, and invoice
  • change date, unused time, seats, or units
  • proration rate and calculation
  • tax adjustment, total credit, and application

Example starting lines

DescriptionQtyRate
Unused subscription period credit18$12.5
Unused seat credit3$24

Complete it cleanly

State subscription, plan, seats, original billing period and invoice, effective change date, unused days or units, proration basis, taxes, total credit, and whether it reduces the next invoice or is refunded.

How to make a subscription proration credit note in 6 steps

  1. Open the credit note generator

    Start from this page so the credit note opens with fields and sample lines already set up for subscription and SaaS businesses. No account is needed to create or preview.

  2. Enter both parties

    Add your business name, address and contact details, then the customer name and address exactly as they should appear on the record.

  3. Add the subscription proration lines

    Replace each sample line with the real work or goods. Make sure the document shows provider, customer, subscription, and account, original plan, period, and invoice, change date, unused time, seats, or units.

  4. Check the figures

    Totals calculate as you type. Confirm quantities, rates, any tax line and the final total against your own records before you send anything.

  5. Set the reference and dates

    Give the credit note a unique number and the correct date so it can be traced later and matched to related documents.

  6. Review and download the PDF

    State subscription, plan, seats, original billing period and invoice, effective change date, unused days or units, proration basis, taxes, total credit, and whether it reduces the next invoice or is refunded. Preview is free; a PDF download costs $4.99, or is included with Unlimited.

Worked example

Nine seats dropped halfway through a monthly billing period

Larkfield Systems bills Quarry Bend Logistics monthly on account QB-2207 for its Dispatch Pro plan. Quarry Bend closed a terminal and logged a change request on June 14, 2026 to remove nine seats and three telematics vehicles effective June 16, halfway through a period already invoiced in advance.

Invoice INV-11540, Dispatch Pro, account QB-2207, billing period Jun 1-30, 2026, billed in advance
$2,098.80
As billed: 45 seats at $40.00 per seat per month
$1,800.00
As billed: telematics add-on, 12 vehicles at $15.00 each
$180.00
Change request logged Jun 14, effective Jun 16, 2026: 9 seats and 3 vehicles removed
36 seats, 9 vehicles
Proration basis stated on the note: actual calendar days in this period, unused days counted from the effective date inclusive
15 of 30 days
Seat credit: 9 seats at $40.00, prorated 15/30
$180.00
Add-on credit: 3 vehicles at $15.00, prorated 15/30
$22.50
Sales tax credited at the illustrative 6.0% rate shown on INV-11540, on the $202.50 credited
$12.15
Total credit, note CN-0630 (Jun 30, 2026), against INV-11540
$214.65
Applied to July invoice INV-11702 ($1,575.00 for 36 seats and 9 vehicles, plus $94.50 tax); amount now due
$1,454.85

June has 30 days, so 15/30 is exactly half. Move the same change into a 31-day month and the denominator starts to show: 16 unused days on a fixed 30-day denominator credits $192.00 of seats where actual calendar days credit $185.81, a $6.19 swing in the customer's favor that is invisible on one account and adds up across a book of them. Pick one denominator, write it on the note, and use the same one everywhere. The 6.0% and the decision to tax seat and telematics charges at all are illustrative for this example; whether subscription software is taxable, and at what rate, is among the most state-specific questions in billing, so confirm yours with your accountant.

When this document is the right choice

Use this credit note to document a reduction or reversal against an issued invoice. A credit note changes the amount owed on an earlier invoice without deleting the original record. Reference the original invoice and state the exact reason for the adjustment.

Frequently asked questions

Does the day the change takes effect count as served or as unused?

Pick one convention, write it on the note, and apply it to every account. The example counts the effective day as unused, so June 16 through 30 is 15 days. Counting it as served gives 14 days, which is $189.00 of charges plus $11.34 of tax, or $200.34 in place of the $214.65 above. Neither is wrong, but a customer comparing two credit notes from you will notice if the answer moves, and support will spend more time explaining the inconsistency than the $14.31 is worth.

The customer prepaid twelve months and dropped seats in month four. What do I credit?

Credit the removed seats across the remaining period rather than the whole plan, using the same basis you would monthly. Nine seats at $40.00 removed with eight full months and half of month four left is nine times $40.00 times 8.5, or $3,060.00, against the annual invoice. If the annual price carried a discount for committing to twelve months, say on the note whether the credit is computed at the discounted rate or the list rate, because that is the first thing the customer will check.

Should the credit be refunded or applied to the next invoice?

Applying it to the next invoice is simpler for both ledgers when the subscription continues, which is what the example does: July arrives at $1,454.85 instead of $1,669.50, and the customer can see why on the same page. Refund instead when the subscription is ending, when the credit would take more than a cycle or two to absorb, or when the customer asks. Whatever you choose, put it on the note, because an unstated credit is one the customer will ask about twice.

Onboarding fees and usage overage sit on the same invoice. Do those prorate too?

Generally not, and the note should say so rather than leave the customer to wonder. A one-time onboarding or setup fee bought a service that was already delivered, and metered overage bills usage that already happened, so neither has an unused portion to return. Recurring per-seat and per-unit charges are the ones that prorate. Adding a line reading that setup and usage charges are not prorated stops a customer from assuming they were left out by mistake.

The customer drops seats one week and adds some back the next. Do I net the two?

Net them inside the same billing period, as long as nothing has been invoiced in between. Nine seats removed effective June 16 and six added back effective June 24 belong to one June adjustment: credit the nine for their unused days, reduce that credit by the six that were live again from the twenty-fourth, and put both counts and both effective dates on the note so the account manager can follow the sequence without opening your system. Once July has been invoiced, stop netting. The June credit belongs to June and seats added after that belong on the July invoice, and squashing them into a single figure leaves two periods that no longer tie back to the invoices they came from, which is the state that makes renewal quotes impossible to check. Whichever way it falls, the seat counts and effective dates come out of your own records: Invoity builds the document from the figures you enter and does not read your billing system or work the proration out for you.