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英語の請求書の例文集 — 支払い依頼・入金確認・催促まで使えるフレーズ

英語の請求書を作成するとき、項目名の英訳だけでなく、備考欄やメール本文で使えるフレーズに困ったことはありませんか？

見積書では「ご検討ください」というトーンで済みますが、請求書は「お支払いください」という明確な要求を伝える書類です。支払期日の指定、入金確認の連絡、未払い時の催促など、請求書特有のコミュニケーションが必要になります。

この記事では、英語の請求書でそのまま使えるフレーズを、シーン別にまとめました。

請求書本体で使うフレーズ

支払期日の記載

「請求書発行日から30日以内にお支払いください」:

Payment is due within 30 days of the invoice date.

「2026年6月11日までにお支払いください」:

Please remit payment by 11 June 2026.

支払期日欄に直接記載する場合:

Due Date: 11 June 2026 (Net 30)

支払い方法の指定

「下記口座に銀行振込でお支払いください」:

Please make payment by bank transfer (T/T) to the account details below.

「USD建てで下記口座にお支払いください」:

Payment should be made in USD to the following bank account.

「銀行振込のみ対応」:

We accept payment via bank transfer only.

備考欄の定型フレーズ

「お取引ありがとうございます」:

Thank you for your business.

「添付の発注書をご参照ください」:

Please refer to the attached purchase order (PO No.: PO-2026-0089).

「本請求書は2026年5月分のサービスに対するものです」:

This invoice covers services rendered in May 2026.

「特に断りのない限り、金額はすべてUSD建てです」:

All amounts are in USD unless otherwise stated.

遅延損害金の記載

「未払い残高に対し月1.5%の遅延損害金が発生します」:

A late fee of 1.5% per month will be applied to overdue balances.

「契約に基づき年X%の遅延利息が発生します」:

Interest on overdue payments will be charged at an annual rate of [X]% as agreed in the contract.

「期日を過ぎた請求書には遅延料が発生する場合があります」:

Invoices not paid within the agreed terms may be subject to a late payment surcharge.

分割払い・前払い済みの記載

「前払い受領済み。残額はこちらです」:

Deposit received: USD 5,000.00 (Thank you)
Balance due: USD 6,000.00

「3回分割の2回目です。残額はこちら」:

This is the second installment of three. Remaining balance after this payment: USD 3,500.00.

「50%前払い済み。本請求書は残りの50%です」:

50% advance payment has been received. This invoice covers the remaining 50%.

請求書送付メールのフレーズ

件名

サービス名を含める:

Invoice #INV-2026-0512 for [Service/Product Name]

月次請求の場合:

Invoice from [Your Company] — [Month Year]

支払い要求を明示する:

Payment Request: Invoice #INV-2026-0512

本文 — 初回送付

Dear Mr. Smith,

Please find attached Invoice #INV-2026-0512 for the services provided in May 2026.

Invoice amount: USD 11,000.00
Due date: 11 June 2026

Payment can be made by bank transfer to the account details included in the invoice.

If you have any questions regarding this invoice, please do not hesitate to contact us.

Thank you for your continued business.

本文 — 複数請求書をまとめて送る場合

Please find attached the following invoices:

– INV-2026-0510: USD 3,000.00 (Consulting — April 2026)
– INV-2026-0512: USD 5,000.00 (Development — May 2026)

Total: USD 8,000.00
Due date: 11 June 2026

入金確認のフレーズ

入金確認の連絡（全額入金）

Dear Mr. Smith,

We confirm receipt of your payment of USD 11,000.00 for Invoice #INV-2026-0512.

Thank you for your prompt payment. A receipt will be sent separately if required.

部分入金の確認

We have received a partial payment of USD 5,000.00 for Invoice #INV-2026-0512.

The remaining balance of USD 6,000.00 is due by 11 June 2026.

Thank you for your payment.

入金額の相違

We have received a payment of USD 10,500.00; however, the invoice amount is USD 11,000.00.

Could you kindly confirm whether the difference of USD 500.00 will be remitted separately, or if there is an adjustment we should be aware of?

催促・リマインダーのフレーズ

未払いの請求書に対する催促は、段階に応じてトーンを変えます。

第1段階: 友好的なリマインド（期日から1〜7日後）

件名:

Friendly Reminder: Invoice #INV-2026-0512 — Payment Due

本文:

Dear Mr. Smith,

I hope this message finds you well.

This is a friendly reminder that Invoice #INV-2026-0512 (USD 11,000.00) was due on 11 June 2026.

If the payment has already been made, please disregard this message. Otherwise, we would appreciate it if you could arrange the payment at your earliest convenience.

Please let us know if you have any questions.

第2段階: 正式なリマインド（期日から2〜4週間後）

件名:

Second Notice: Overdue Invoice #INV-2026-0512

本文:

Dear Mr. Smith,

We are writing to follow up on Invoice #INV-2026-0512 (USD 11,000.00), which was due on 11 June 2026.

As of today, we have not received payment. We kindly request that you process the payment within 7 business days.

If there are any issues with the invoice or payment process, please let us know so we can resolve them promptly.

第3段階: 最終通告（期日から1〜2か月後）

件名:

Final Notice: Overdue Invoice #INV-2026-0512 — Immediate Action Required

本文:

Dear Mr. Smith,

Despite our previous reminders, Invoice #INV-2026-0512 (USD 11,000.00, due 11 June 2026) remains unpaid.

Please arrange payment within 5 business days. Failure to do so may result in:

– Late payment charges as outlined in our terms
– Suspension of services
– Referral to a collection agency

We value our business relationship and hope to resolve this matter promptly. Please contact us immediately if you wish to discuss payment arrangements.

催促のトーン比較

段階タイミングトーンキーフレーズ
第1段階期日後1〜7日友好的friendly reminder, at your earliest convenience
第2段階期日後2〜4週間丁寧だが明確follow up, kindly request, within 7 business days
第3段階期日後1〜2か月正式・厳格final notice, immediate action required, failure to do so

請求書でよく使う定型表現まとめ

シーン英語フレーズ
支払いをお願いするPlease remit payment by [date].
添付を案内するPlease find attached Invoice #[number].
入金を確認したWe confirm receipt of your payment.
入金が確認できないWe have not yet received payment for Invoice #[number].
期日を過ぎているThis invoice is now [X] days overdue.
質問があればIf you have any questions, please do not hesitate to contact us.
今後もよろしくThank you for your continued business.
行き違いの場合If payment has already been made, please disregard this message.
部分入金を確認We have received a partial payment of [amount].
残額を伝えるThe remaining balance of [amount] is due by [date].

PASELLYで英語の請求書を作成する

PASELLYなら、PDFの言語を英語に切り替えるだけで、項目名が自動で英語に変わります。備考欄に支払条件や遅延損害金のフレーズを入力すれば、そのままPDFに反映されます。

英語の請求書テンプレートを見てみる → PASELLYの英語請求書テンプレート

金額の英語表記 変換ツール
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