How to Calculate Input and Output VAT Before Filing a Return in the UAE

by Adan c Bailey at Sep 20

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Calculating input VAT and output VAT before filing a VAT return is an important part of maintaining accurate tax records in the UAE. Businesses registered for VAT need to identify the VAT charged on their taxable sales, determine the VAT incurred on eligible business purchases, and calculate the resulting net VAT payable or refundable for the relevant tax period.

The UAE Federal Tax Authority (FTA) explains that a taxable person’s VAT liability is generally the difference between output tax payable and recoverable input tax for the same tax period. If output VAT is higher, the difference is payable to the FTA. If recoverable input VAT is higher, the business may be entitled to a VAT refund, subject to the applicable rules. Businesses completing VAT filing in Dubai should accurately calculate both output and recoverable input VAT before submitting their VAT return to the FTA.


For businesses looking for professional guidance, Takween Advisory can help with VAT accounting, VAT filing, tax compliance, and reviewing VAT calculations before submission.

What Is Output VAT?

Output VAT is the VAT a VAT-registered business charges its customers on taxable supplies. When a business sells goods or services subject to UAE VAT, the VAT collected from the customer generally becomes output tax that must be accounted for in the VAT return.

For example, if a company provides taxable services worth AED 100,000 and VAT is charged at 5%, the calculation would be:

Taxable sales = AED 100,000

Output VAT = AED 100,000 × 5% = AED 5,000

Therefore, AED 5,000 represents the output VAT arising from those sales.

Before calculating total output VAT, a business should review its sales invoices and classify transactions correctly. The FTA VAT return requires reporting of different categories of supplies, including standard-rated supplies, zero-rated supplies, exempt supplies and relevant reverse-charge transactions.

What Is Input VAT?

Input VAT is the VAT incurred by a business when purchasing goods or services for its business activities. A VAT-registered business may be able to recover eligible input VAT, provided the relevant conditions are satisfied.

For example, suppose a company purchases office equipment for AED 20,000 plus 5% VAT:

Purchase value = AED 20,000

Input VAT = AED 20,000 × 5% = AED 1,000

The AED 1,000 may represent recoverable input VAT if the purchase qualifies for recovery and the required documentation and conditions are satisfied.

The FTA states that businesses generally need appropriate evidence, such as a valid tax invoice or other supporting documentation, and the VAT must have been paid or be intended to be paid, subject to the applicable rules.

The Basic Formula for Calculating VAT Payable

The basic calculation before filing a VAT return is:

Net VAT payable = Output VAT − Recoverable Input VAT

For example, assume a business has:

Output VAT = AED 25,000

Recoverable Input VAT = AED 9,000

The calculation would be:

AED 25,000 − AED 9,000 = AED 16,000

In this example, the business would have AED 16,000 of net VAT payable for the period, subject to any applicable adjustments or other VAT return considerations.

If recoverable input VAT were AED 30,000 while output VAT were AED 25,000, the calculation would produce a AED 5,000 excess of recoverable input VAT over output VAT. Depending on the circumstances and applicable procedures, the business may be entitled to claim a VAT refund.

How to Calculate Input and Output VAT Step by Step

The first step is to establish the exact VAT tax period being reported. Businesses should then collect sales invoices, purchase invoices, credit notes, debit notes, import documentation and other relevant VAT records covering that period.

Next, calculate the output VAT from taxable sales. Separate transactions according to their VAT treatment rather than simply applying 5% to every transaction. The FTA return includes reporting categories for standard-rated, zero-rated and exempt supplies, as well as certain reverse-charge and import transactions.

After calculating output VAT, review business expenses and purchases to determine the amount of input VAT that is potentially recoverable. Not every VAT amount appearing on a purchase invoice should automatically be treated as recoverable. The business should consider whether the expense relates to business activities and whether the requirements for input tax recovery have been satisfied.

The next step is to reconcile the accounting records with the VAT records. Sales reported in the accounting system should correspond with the VAT sales records, while eligible purchases should be supported by appropriate invoices and documentation.

Finally, subtract recoverable input VAT from output VAT and review any adjustments before preparing the VAT return through the FTA's electronic system.

Example of Input and Output VAT Calculation

Consider a Dubai-based consulting company during one VAT period.

The company generates AED 150,000 in taxable sales at 5% VAT.

Output VAT = AED 150,000 × 5% = AED 7,500

During the same period, the company has eligible business expenses of AED 60,000 plus 5% VAT.

Input VAT = AED 60,000 × 5% = AED 3,000

The estimated net VAT position would therefore be:

AED 7,500 output VAT − AED 3,000 recoverable input VAT = AED 4,500

The business should still review the underlying invoices, VAT treatment and any applicable adjustments before submitting the return.

What Should Businesses Check Before Filing?

A VAT calculation should not be based solely on the difference between total sales and total expenses. Businesses should review the VAT treatment of individual transactions.

One important check is whether sales have been classified correctly as standard-rated, zero-rated or exempt. Imports and reverse-charge transactions may also require separate consideration.

Businesses should also check tax invoices, credit notes, debit notes and purchase documentation. Missing or incorrect documentation can affect the ability to recover input VAT.

Another important step is reconciling VAT figures with the general ledger and bank or accounting records. Differences between accounting figures and VAT records should be investigated before the return is submitted.

Businesses with both taxable and exempt activities may also need to consider input tax apportionment, because the full amount of input VAT may not necessarily be recoverable. The FTA has specific rules and procedures concerning input tax apportionment, including special methods for certain eligible businesses.

How Takween Advisory Can Help With VAT Calculations

Accurate VAT filing in Dubai requires more than simply calculating 5% on sales and purchases. Businesses need to understand the VAT treatment of transactions, maintain supporting records, reconcile accounts and identify potential adjustments before submitting their return.

Takween Advisory can assist businesses with VAT calculations, VAT registration, VAT return preparation, VAT compliance, VAT review and related tax advisory services. A professional review can help businesses identify calculation discrepancies and organize their VAT records before filing.

VAT returns and related payments are generally required within 28 days from the end of the relevant tax period, according to the FTA. Businesses should therefore complete their reconciliation and review process well before the filing deadline.

Frequently Asked Questions About Input and Output VAT

What is the formula for calculating VAT payable in the UAE?

The basic formula is Output VAT minus Recoverable Input VAT. If output VAT is greater, the difference is generally payable to the FTA. If recoverable input VAT is greater, the business may have a refundable VAT position, subject to the applicable rules.

How do I calculate output VAT on sales?

For a standard-rated taxable supply, output VAT can generally be calculated by applying the applicable VAT rate to the taxable value of the supply. The UAE FTA's VAT system currently includes a 5% standard rate, while some supplies can be zero-rated or exempt and therefore require different treatment.

How do I calculate input VAT before filing a VAT return?

Review eligible business purchases and expenses during the relevant tax period, identify the VAT charged on those transactions and determine which amounts are recoverable under UAE VAT rules. Supporting tax invoices and other required documentation should also be reviewed.

Can I claim all VAT paid on business expenses?

Not necessarily. Input VAT recovery depends on the nature of the expense, the business activity, documentation and applicable UAE VAT rules. Businesses should not automatically treat every VAT amount appearing on a purchase invoice as recoverable input VAT.

What happens if input VAT is higher than output VAT?

If recoverable input VAT exceeds output VAT for the relevant tax period, the business may have a VAT refund position, subject to the FTA's applicable requirements and procedures.

What happens if output VAT is higher than input VAT?

The difference is generally the net VAT liability payable to the FTA for that tax period, after considering applicable adjustments and other relevant return information.

Do zero-rated sales create output VAT?

Zero-rated supplies are taxable supplies but VAT is charged at 0%. They still need to be appropriately identified and reported in the VAT return. The FTA distinguishes zero-rated supplies from exempt supplies in VAT reporting.

Do I need to reconcile input and output VAT before filing?

Yes. Reconciling sales, purchases, VAT invoices, credit notes, debit notes and accounting records before filing can help identify discrepancies and reduce the risk of submitting incorrect VAT information.

When does a UAE business have to file its VAT return?

VAT returns and related payments are generally due within 28 days after the end of the applicable tax period. The specific deadline should be checked against the business's VAT registration and tax-period details.

Can Takween Advisory help with VAT return preparation?

Takween Advisory can assist businesses with VAT-related accounting, calculations, compliance and return preparation. Professional support can be particularly useful for businesses dealing with multiple transactions, imports, reverse-charge transactions, mixed taxable and exempt activities or complex input VAT recovery issues.

Final Thoughts

Calculating input and output VAT before filing a return gives UAE businesses an opportunity to identify errors before submitting their VAT information. The process involves reviewing taxable sales, determining output VAT, checking eligible purchases, calculating recoverable input VAT, reconciling accounting records and reviewing applicable adjustments.

Because VAT treatment can vary depending on the transaction, businesses should avoid relying on a simple sales-minus-expenses calculation. Maintaining proper documentation and applying the applicable FTA rules are essential for accurate VAT filing in Dubai. The FTA continues to update its VAT legislation, guides and public clarifications, so businesses should check the latest official guidance when preparing their returns.

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