Invoice & Billing Letters
Professional cover notes, reminders, and disputes for payments.
- Invoice Cover Letter A polished Invoice Cover Letter — ready to copy into Google Docs, Word, or PDF.
- First Payment Reminder Letter A polished First Payment Reminder Letter — ready to copy into Google Docs, Word, or PDF.
- Second Payment Reminder Letter A polished Second Payment Reminder Letter — ready to copy into Google Docs, Word, or PDF.
- Final Demand Letter Before Collections A polished Final Demand Letter Before Collections — ready to copy into Google Docs, Word, or PDF.
- Past Due Account Notice A polished Past Due Account Notice — ready to copy into Google Docs, Word, or PDF.
- Payment Plan Proposal Letter A polished Payment Plan Proposal Letter — ready to copy into Google Docs, Word, or PDF.
- Refund Request Letter A polished Refund Request Letter — ready to copy into Google Docs, Word, or PDF.
- Refund Approval Letter A polished Refund Approval Letter — ready to copy into Google Docs, Word, or PDF.
- Credit Memo Letter A polished Credit Memo Letter — ready to copy into Google Docs, Word, or PDF.
- Statement of Account Letter A polished Statement of Account Letter — ready to copy into Google Docs, Word, or PDF.
- Invoice Dispute Acknowledgment Letter A polished Invoice Dispute Acknowledgment Letter — ready to copy into Google Docs, Word, or PDF.
- Invoice Resubmission Letter A polished Invoice Resubmission Letter — ready to copy into Google Docs, Word, or PDF.
- Letter of Bad Debt Write-Off A polished Letter of Bad Debt Write-Off — ready to copy into Google Docs, Word, or PDF.
- Pro Forma Invoice Cover Letter A polished Pro Forma Invoice Cover Letter — ready to copy into Google Docs, Word, or PDF.
- Late-Fee Notice Letter A polished Late-Fee Notice Letter — ready to copy into Google Docs, Word, or PDF.
- Dishonored Check Notice Letter A polished Dishonored Check Notice Letter — ready to copy into Google Docs, Word, or PDF.
- ACH Authorization Reminder Letter A polished ACH Authorization Reminder Letter — ready to copy into Google Docs, Word, or PDF.
- Wire Transfer Confirmation Letter A polished Wire Transfer Confirmation Letter — ready to copy into Google Docs, Word, or PDF.
- Account Reconciliation Letter A polished Account Reconciliation Letter — ready to copy into Google Docs, Word, or PDF.
- Vendor Statement Request Letter A polished Vendor Statement Request Letter — ready to copy into Google Docs, Word, or PDF.
- Letter Requesting W-9 from a Vendor A polished Letter Requesting W-9 from a Vendor — ready to copy into Google Docs, Word, or PDF.
- Letter Requesting an Updated Insurance Certificate A polished Letter Requesting an Updated Insurance Certificate — ready to copy into Google Docs, Word, or PDF.
- Letter Confirming Receipt of Payment A polished Letter Confirming Receipt of Payment — ready to copy into Google Docs, Word, or PDF.
- Letter Closing an Account in Good Standing A polished Letter Closing an Account in Good Standing — ready to copy into Google Docs, Word, or PDF.
- Letter Disputing a Credit Card Charge A polished Letter Disputing a Credit Card Charge — ready to copy into Google Docs, Word, or PDF.
About Invoice & Billing Letters
Most overdue invoices are not the result of refusal; they are the result of distraction. The job of a billing letter is to make the obligation easy to act on by being specific, polite, and unambiguous about the next step. The templates in this category move from the gentlest first reminder through formal demand letters, escalating in tone the way professional collections actually work. Each template includes the practical details a recipient needs to pay quickly: invoice number, amount, due date, and the specific payment method. The tone matters more than people expect — accusatory billing letters often delay payment because they trigger a defensive reply rather than a check. Stay polite through the first three rounds; reserve formal language for the demand stage when the relationship has already shifted.
For more on how to write a letter in this category — the conventions, the pitfalls, and the specific rules of tone that apply — see our full Invoice & Billing Letters writing guide.