Transfer Pricing Adjustments in Tunisia: Compliance Guide

For multinational groups operating in or with Tunisia, transfer pricing adjustments are not only a compliance requirement; they are also an opportunity to strengthen tax governance, reduce audit exposure and align local operations with international group policies. This article highlights the key issues that finance and tax leaders should address before implementing year-end adjustments.

In 2026, our firm was approached by an Italian audit and accounting practice in connection with a transfer pricing adjustment involving a Tunisian subsidiary. The company had reported a 15% margin for 2025, while the benchmark analysis indicated that an arm's length result would be closer to 9%. Addressing the adjustment required more than a technical transfer pricing review: it involved discussions with several stakeholders, including customs representatives, banking institutions and the statutory auditor, in order to understand the practical expectations of each party and assess the related tax, accounting and operational risks. This experience confirmed the importance of anticipating year-end adjustments, documenting them clearly and aligning tax analysis with accounting and regulatory implementation.

As multinational enterprises continue to expand their operational footprint across North Africa, Tunisia has become an increasingly relevant jurisdiction for manufacturing, distribution, services and regional support activities. For groups with cross-border related-party transactions, transfer pricing is no longer a purely technical tax matter: it is a governance issue that directly affects tax risk, documentation discipline, financial reporting and the defensibility of intragroup pricing policies.

Tunisia's modern transfer pricing framework was introduced as part of reforms designed to align domestic practice with international standards, including the principles developed under the OECD Base Erosion and Profit Shifting (BEPS) project. The framework is built around the arm's length principle, under which transactions between associated enterprises should be priced by reference to conditions that would have applied between independent parties in comparable circumstances.

Key takeaway: the most defensible transfer pricing adjustment is one that is anticipated before year-end, supported by intercompany agreements, reconciled with accounting records and documented in a manner that can withstand tax audit scrutiny.

1. The arm's length principle as the central benchmark

Under Tunisian transfer pricing rules, transactions between a Tunisian company and non-resident related parties must be supported by a pricing policy consistent with the arm's length principle. In practice, this requires an analysis of the functions performed, assets used and risks assumed by each party, as well as an economic assessment showing that the results achieved by the Tunisian entity fall within an acceptable arm's length range.

The methods commonly accepted in Tunisia are broadly consistent with international transfer pricing practice. They include the comparable uncontrolled price method, the resale price method, the cost plus method, the transactional net margin method and the profit split method. The choice of method should not be mechanical: it must be justified by the nature of the transaction, the availability of reliable comparables and the economic role of the Tunisian company within the group.

2. Year-end transfer pricing adjustments

Year-end or periodic transfer pricing adjustments may be necessary where actual results diverge from the group's target remuneration policy. Such adjustments are often intended to ensure that the local entity earns a return consistent with its functional profile and the benchmark analysis prepared by the group. However, these adjustments should be approached with care, particularly where they are made after the close of the financial year or are not clearly contemplated in the underlying intercompany arrangements.

From a tax risk perspective, the most important point is the legal and economic characterisation of the adjustment. A transfer pricing adjustment should be documented as such, with a clear explanation that it is made to align the pricing of controlled transactions with the arm's length principle. Recharacterising an adjustment as a separate service, management fee or other unrelated transaction may create additional risk if the taxpayer cannot demonstrate the actual provision, benefit and valuation of that service.

3. Documentation: the first line of defence

Robust documentation is essential. A Tunisian taxpayer should be able to demonstrate the existence of the related-party relationship, the nature of the controlled transactions, the business rationale for the pricing policy, the method selected and the economic analysis supporting the outcome. Where the taxpayer falls within the applicable thresholds, transfer pricing documentation and reporting obligations may include an annual declaration and a local file covering material cross-border intragroup transactions.

In practice, the local file should be prepared in a manner that is audit-ready. It should be consistent with the group's master file and benchmarking studies, but sufficiently tailored to the Tunisian entity. Particular attention should be paid to the functional analysis, the selection of tested party, the financial data used, the treatment of year-end adjustments and the reconciliation between transfer pricing documentation, statutory accounts and tax returns.

4. Intercompany agreements and practical implementation

Intercompany agreements play a key role in supporting transfer pricing outcomes. Where a group applies a target margin, cost-plus return, distribution margin or other pricing mechanism, the agreement should describe the policy and expressly provide for periodic adjustments where needed. This does not eliminate audit risk, but it strengthens the taxpayer's position by showing that the adjustment is not arbitrary and forms part of a pre-existing commercial and tax framework.

For groups already operating under intercompany agreements that do not address transfer pricing adjustments, an amendment should be considered. The amendment should define the relevant transactions, the transfer pricing method, the tested party, the target range, the timing of any adjustment and the documentary process supporting the adjustment. The commercial documents, invoices, debit notes or credit notes should then be aligned with that contractual framework and should use clear wording identifying the adjustment as a transfer pricing adjustment.

5. Governance expectations for international groups

Leading international tax practice requires more than preparing a benchmark after the event. Multinational groups should establish a controlled process that connects tax, finance, legal and operational teams. The transfer pricing policy should be reviewed before year-end, monitored through management accounts and supported by contemporaneous evidence. Any adjustment should be approved internally, reflected consistently in accounting records and supported by a concise explanatory memorandum.

For Tunisian subsidiaries, this governance approach is particularly important because the tax administration may examine whether profits have been indirectly transferred abroad through pricing arrangements that differ from those which independent enterprises would have accepted. A well-prepared file should therefore show not only that the result is numerically within range, but also that the adjustment is commercially coherent, contractually supported and consistent with the entity's economic substance.

6. Practical recommendations

• Review intercompany agreements to ensure that transfer pricing policies and adjustment mechanisms are expressly documented.
• Prepare a local file that is consistent with group documentation but adapted to Tunisian legal and audit expectations.
• Use clear accounting and legal wording so that debit notes or credit notes are identified as transfer pricing adjustments.
• Maintain benchmark analyses and financial reconciliations supporting the arm's length outcome.
• Coordinate tax, finance and legal teams before year-end to avoid undocumented last-minute adjustments.

Conclusion

Transfer pricing adjustments in Tunisia can be defensible when they are grounded in the arm's length principle, supported by reliable documentation and implemented through coherent contractual and accounting processes. For multinational groups, the priority is to move from a reactive approach to a disciplined governance model: one that anticipates adjustments, documents them contemporaneously and presents them as part of a transparent and internationally aligned transfer pricing policy.

If your group is considering transfer pricing adjustments involving a Tunisian entity, our international tax team can assist with the review of intercompany agreements, the preparation of local documentation and the implementation of audit-ready adjustment procedures.