What Is a Tax Credit Note Under UAE VAT and When Must You Issue One?

What a Tax Credit Note Is Under UAE VAT

A tax credit note is the formal document a VAT-registered supplier issues to record a downward adjustment to a taxable supply that has already been invoiced. It is, in the most practical sense, the mechanism through which an overstatement of VAT is corrected — not a general-purpose communication tool, but a specific legal document with defined content requirements and a strict issuance deadline.

Under UAE VAT Law, once a tax invoice has been issued, a supplier cannot simply amend or delete it. The only legally recognized route to reducing a previously reported VAT amount is to issue a tax credit note. Article 61 of Federal Decree-Law No. 8 of 2017 establishes the obligation to adjust output tax in defined circumstances; Article 70 governs the issuance of the credit note itself, including the 14-day deadline. Cabinet Decision No. 52 of 2017 specifies the mandatory format and content requirements every valid tax credit note must meet.

For the supplier, issuing a credit note reduces the output VAT they owe to the FTA for that tax period. For the customer who received the original invoice, receiving the credit note requires a corresponding reduction of the input VAT they had previously claimed. Both adjustments are captured in the VAT 201 return for the period in which the credit note is issued or received.

When Must a Tax Credit Note Be Issued?

A tax credit note is not optional — it is legally required whenever any of the following circumstances reduces the VAT amount that should have been charged on an already-invoiced supply:

• Goods are returned — where a customer returns products, in whole or in part, the VAT originally charged on those goods needs to be reversed
• Services are cancelled — where a service has been invoiced but subsequently cancelled before or after delivery
• Post-sale discounts or rebates — where a discount agreed after the original invoice was issued reduces the consideration actually payable
• Pricing errors on the original invoice — where the supplier overcharged the price or applied the wrong VAT rate
• Tax treatment changes — where the nature of the supply has changed and the original VAT treatment was correct at the time but no longer applies, for example where a supply moves from taxable to exempt or zero-rated
• Deemed supply adjustments — where a registrant accounts for output tax on a deemed supply and later becomes eligible for an adjustment due to cancellation, error, or change in value

The issuance obligation is triggered by the event itself, not by whether a payment has been made. A credit note cannot be used to write off bad debts — unpaid amounts must go through the separate bad debt relief mechanism the VAT law provides for, not through a credit note issued as a substitute.

The 14-Day Issuance Rule

Article 70 of the UAE VAT Law requires that a tax credit note be issued within 14 days of the event that triggers the need for one. This is not a guideline — it is a legal deadline, and issuing a credit note after this window has closed is a compliance failure in its own right, separate from any other issue with the original invoice.

Practically, this means finance teams need to catch triggering events — a returned goods notification, a discount approval, an invoice correction request — and turn a credit note around within the 14-day window. Businesses with manual or disconnected accounting processes find this timeline tighter than it first appears, particularly where approval workflows add days before the document can actually be generated.

What a Valid Tax Credit Note Must Contain

Cabinet Decision No. 52 of 2017 specifies the mandatory fields every tax credit note must include to be valid. Missing even one of these fields makes the document non-compliant for VAT return adjustment purposes and can trigger a penalty:

• The words “Tax Credit Note” displayed clearly on the document
• Supplier’s name, registered address, and Tax Registration Number (TRN)
• Recipient’s name, registered address, and TRN (where the recipient is VAT-registered)
• A unique sequential number identifying the credit note
• The date of issuance
• The original tax invoice number and date to which the credit note relates
• The reason for issuance — for example, “goods returned,” “pricing correction,” or “post-sale discount”
• The original supply value, corrected supply value, and the difference between the two
• The VAT adjustment amount in AED, with both the original and corrected VAT amounts shown

Where the original invoice was issued in a foreign currency, the same AED conversion rate used on the original invoice must be applied to the credit note — the rate does not update to the current date’s rate.

Electronic Tax Credit Notes

A tax credit note may be issued in electronic form, provided the electronic version meets the FTA’s conditions for authenticity and data integrity. The electronic note must be stored securely in a way that preserves its content, clearly links it to the original tax invoice, and creates a reliable audit trail the FTA can verify. Electronic credit notes carry the same legal weight as paper-based ones, and are fully acceptable in VAT return filings and FTA audits, provided they comply with format and record-keeping standards.

How a Tax Credit Note Affects VAT Returns

A tax credit note issued in a given tax period reduces the supplier’s output VAT in the VAT 201 return for that period. The customer who receives it must simultaneously reduce the input VAT they had previously claimed on the related supply. Both adjustments are recorded within the “Adjustments” section of the VAT return.

Timing matters here in a practical sense: VAT returns must be filed within 28 days of the end of each tax period. Where a credit note is issued shortly before a filing deadline, both the supplier and the customer need to capture it in the same return. Where it crosses a filing period boundary — issued in one month, received in the next — the adjustments may fall into different return periods, which is worth tracking carefully to avoid mismatches that can prompt an FTA review.

Tax Credit Note vs Tax Invoice vs Debit Note

Three documents govern the adjustment of VAT in the UAE, and confusing them produces return errors:

• A tax invoice records a taxable supply and increases the supplier’s output VAT. It is the opening document in the transaction.
• A tax credit note reduces or cancels part or all of that supply, decreasing the supplier’s output VAT and requiring the customer to reduce input VAT previously claimed. It can only reduce VAT below what was originally charged — it cannot create new VAT liability.
• A debit note increases the value of a prior invoice, raising the supplier’s output VAT and requiring the customer to increase their input VAT claim accordingly.

Issuing the wrong document in a given situation produces an incorrect VAT treatment in both parties’ returns, which tends to surface as a discrepancy during an FTA audit.

Special Rules for Multiple Credit Notes Against a Single Invoice

Where more than one credit note is issued against a single original invoice — for example, where a partial return is followed by a further discount — each subsequent credit note must clearly reflect the cumulative adjustment position. The total of all credit notes issued against a single invoice must never exceed the original taxable amount, and subsequent notes should show the remaining supply value after earlier adjustments rather than treating each adjustment independently as though no prior credit note existed.

A credit note can also be cancelled, but only before the VAT return for the relevant period has been filed. If a cancellation is needed, it must be documented with a clear explanation in the supplier’s accounting records; cancelled notes cannot simply be discarded.

What Changes Under the E-Invoicing Mandate

Cabinet Decision No. 100 of 2025, effective 29 September 2025, amended Article 60 of the VAT Executive Regulations specifically to accommodate the shift to mandatory e-invoicing. Once a business enters the e-invoicing system — whether mandatorily from January 2027 (for businesses with revenue ≥AED 50 million) or voluntarily ahead of that date — several credit note provisions that currently allow flexibility are removed:

• Administrative exemptions and waivers for issuing tax credit notes are no longer available
• Simplified credit note formats are eliminated — every electronic credit note must carry the full set of mandatory data fields regardless of transaction size or customer type
• Credit notes for zero-rated supplies, which could previously be omitted in certain circumstances, become mandatory with a full set of required fields

For businesses preparing for the e-invoicing rollout, this means the more flexible credit note issuance approach that’s currently available will need to be replaced with a stricter, fully automated process that captures every required field on every note, every time.

Penalties for Non-Compliance

The FTA applies a fixed penalty of AED 2,500 for each tax credit note that is either missing a required field or issued incorrectly. Additional penalties apply where a failure to issue a credit note at all, or an error in how the adjustment was recorded, results in a VAT return that understates output tax or overstates input tax — those errors carry their own penalty consequences under the broader VAT penalty framework, effective from 1 April 2026 under the updated administrative penalty rules.

Common errors that attract penalties include:

• Issuing the credit note after the 14-day window
• Omitting the original invoice reference — the FTA can reject an adjustment without it
• Leaving mandatory fields blank, particularly TRNs and the stated reason for issuance
• Using the wrong AED conversion rate where the original invoice was in foreign currency
• Failing to update the VAT return to reflect the credit note adjustment

Record-Keeping Requirements

All tax credit notes must be retained for a minimum of 5 years from the end of the relevant tax period. For supplies related to real estate, this extends to 15 years. Cancelled credit notes should not be deleted but must be retained alongside a documented explanation of the cancellation.

Frequently Asked Questions (FAQs)

What is a tax credit note under UAE VAT?

A tax credit note is the only legal document a VAT-registered supplier can issue to record a downward adjustment to a previously invoiced taxable supply, reducing the VAT originally charged. It is governed by Article 61 and Article 70 of Federal Decree-Law No. 8 of 2017.

When must a tax credit note be issued in the UAE?

A credit note is mandatory when goods are returned, services are cancelled, a post-sale discount reduces the agreed consideration, the original invoice contains a pricing error or wrong VAT rate, or the tax treatment of a supply changes. The note must be issued within 14 days of the triggering event.

What happens if a tax credit note is issued after the 14-day deadline?

Late issuance is a compliance failure and can result in penalties under the UAE VAT penalty framework. The FTA may also decline to accept the adjustment in the relevant VAT return if the note was not issued within the required window.

What must be included on a valid UAE tax credit note?

Required fields include the label “Tax Credit Note,” the supplier’s name, address, and TRN, the recipient’s name, address, and TRN (where registered), a unique sequential number, the issuance date, the original invoice number and date, the reason for issuance, the original and corrected supply values and their difference, and the VAT adjustment in AED.

What penalty applies for an incorrect or missing tax credit note in the UAE?

A fixed penalty of AED 2,500 per document applies for each tax credit note that is missing a required field or issued incorrectly. Additional penalties may apply if the error causes an inaccurate VAT return.

Can a tax credit note be issued for bad debts?

No. Bad debts must be handled through the separate bad debt relief mechanism provided under UAE VAT law. A tax credit note cannot be used as a substitute to write off unpaid amounts.

How does the e-invoicing mandate affect tax credit notes?

Under Cabinet Decision No. 100 of 2025, once a business enters the mandatory e-invoicing system (from January 2027 for businesses with revenue ≥AED 50 million, or earlier for voluntary adopters), all administrative exemptions for credit note issuance are removed and every credit note must carry the full set of mandatory fields, with no simplified formats permitted.

How Farahat & Co. Can Help

Tax credit note compliance — getting the mandatory fields right, meeting the 14-day deadline, correctly adjusting VAT returns, and preparing for the shift to electronic credit notes under the e-invoicing mandate — is one of the areas where small, systematic errors accumulate into material FTA findings. Farahat & Co. supports VAT-registered businesses across the UAE with VAT compliance, including credit note workflows, return filing, and audit preparation.

Contact Farahat & Co. today to discuss your VAT compliance requirements.