Process: 257/2015-T

Date: November 7, 2015

Tax Type: IUC

Source: Original CAAD Decision

Summary

This arbitration case (Process 257/2015-T) addresses the subjective incidence of Portugal's Vehicle Circulation Tax (IUC) when a vehicle has been sold but remains registered in the seller's name. The applicant company challenged IUC assessments for 2013-2014 totaling €108.11 for a vehicle it had sold in September 2004, arguing it lacked subjective tax liability as it was no longer the legal owner. The central legal question concerned whether Article 3 of the CIUC, which presumes registered owners are taxpayers, constitutes a rebuttable or irrebuttable presumption. The applicant invoked Article 73 of the LGT, arguing tax incidence norms necessarily admit proof to the contrary, and presented a sales invoice and debit note from 2004 demonstrating transfer of ownership. The company further contended that vehicle registration under Decree-Law 54/75 serves only for publicity purposes and is not a condition for ownership transfer, and that the equivalence principle underlying IUC (polluter-pays) requires the actual possessor who uses public roads to be taxed, not a former owner. The Tax Authority defended the assessments, arguing that IUC liability depends strictly on registry appearance under Article 3(1) CIUC, and that the applicant's interpretation ignored systematic and teleological interpretation principles. This case illustrates the tension between formal registration requirements for tax administration efficiency and substantive ownership reality, raising fundamental questions about whether taxpayers can rebut registration-based tax presumptions through documentary evidence of prior sale, and the legal consequences of failing to update vehicle registration after transfer.

Full Decision

ARBITRAL DECISION

1 REPORT

1.1 – A..., S.A., Legal entity with registration number:..., Claimant in the above-referenced tax procedure, hereinafter called "Applicant", came, invoking the provisions of articles 2, no. 1, paragraph a) and 10 of Decree-Law no. 10/2011, of 20 January (hereinafter RJAT) and in article 99 of the Code of Tax Procedure and Process (CPPT) and in numbers 1 and 2 paragraph d) of article 95 of the General Tax Law (LGT), to request the establishment of a Singular Arbitral Tribunal, with a view to:

  • The annulment of levy acts relating to the Unique Road Tax (hereinafter designated as IUC), referring to the years 2013 and 2014, relating to the motor vehicle with registration number: ...-...-... (cf., document no. 1, attached to the PI and which is considered to be fully reproduced for all legal purposes).

  • The reimbursement of the total amount of € 108.11, plus the respective compensatory interest provided for in article 43 of the LGT and in article 61 of the CPPT.

1.2 Pursuant to the provisions of paragraph a) of no. 2 of article 6 and paragraph b) of no. 1 of article 11 of Decree-Law no. 10/2011, of 20 January, as amended by article 228 of Law no. 66-B/2012, of 31 December, the Deontological Council appointed Maria de Fátima Alves as sole arbitrator, who communicated acceptance of the appointment within the applicable period:

  • On 12-06-2015 the parties were duly notified of this appointment and did not express any intention to challenge the appointment of the arbitrator, in accordance with the combined provisions of article 11 no. 1 paragraphs a) and b) of the RJAT and articles 6 and 7 of the Deontological Code;

  • Therefore, the arbitral tribunal was established on 29-06-2015, as provided for in paragraph c) of no. 1 of article 11 of Decree-Law no. 10/2011, of 20 January, as amended by article 228 of Law 66-B/2012, of 31 December;

  • In the context of the Response of the Respondent (AT), on 21-09-2015, the AT requested the waiver of the hearing under article 18 of the RJAT;

  • Within the scope of the Motion, the Arbitral Tribunal issued an Order, on 23-10-2015 granting the requested waiver, with the agreement of the parties involved in the Proceedings "sub judice";

  • Consequently it was determined that the Arbitral Decision would be rendered on 09-11-2015.

1.3 The Applicant, in the substantiation of its request for arbitral pronouncement, states, in summary, the following:

  • The vehicle to which the unique road tax levied relates was not, at the date of the tax facts, the property of the Applicant, the latter not being a taxpayer of the tax, a fact which precludes any subjective liability on its part for its payment;

  • The Applicant bases its position on the fact that the taxed motor vehicle had already been sold to third parties, as described in the sales invoice, document no. 1, attached to the Gracious Claim, contained in the PA, which is considered to be fully reproduced for all legal purposes;

  • A factual situation which it had already proven during the prior hearing, exercised on 09-01-2015, presenting the sales declaration and the respective debit note of 15-09-2004 (doc. no. 4, attached to the present PI);

  • Thus proving that the vehicle, sub judice, was sold on 02-09-2004, to ..., with the NIF: ...;

  • Furthermore, the CIUC is a road tax with the presupposition of the principle of equivalence, provided for in no. 1 of the same Legal Instrument (CIUC);

  • Considering, further, that the ownership of the said vehicle cannot be imputed to the Applicant, since with the act of sale, the transfer of such ownership was made to the current owner;

  • It notes that, upon proceeding to transfer the vehicle, the same ceased to be in its possession, preventing the Applicant from being able to circulate with the said vehicle, which removes from it the figure of the "polluter/payer", corollary of the principle of equivalence;

  • It is a fact that article 3 of the CIUC considers the owner of the motor vehicle to be the person in whose name it is registered;

  • However, no. 1 of article 3 of the same legal instrument establishes a legal presumption which, in light of the provisions of article 73 of the LGT, the norms of tax incidence, always admit proof to the contrary, being necessarily rebuttable;

  • However, the registration of vehicles in the competent Registry of Motor Vehicles is not a condition for the transmission of ownership, since such registration only aims to give publicity to the legal situation of the property, as results, in particular, from the provisions of article no. 1 of Decree-Law no. 54/75, of 12 February;

  • Therefore, tax taxation relating to the CIUC cannot only fall on whoever appears in the registry as owner of the vehicles, the actual owners must be considered, by means of a rebuttable presumption.

1.4 The Respondent, the Tax and Customs Authority (hereinafter designated AT), proceeded to attach the Tax Administrative Proceedings and presented a Response, from which it appears that the tax act at issue does not suffer from any vice of violation of Law, pronouncing itself in favour of the inadmissibility of the claim and the maintenance of the questioned levy acts, defending, in summary, the following:

  • The taxpayers of the unique road tax are the persons who appear in the registry as owners of the vehicles, as provided for in no. 1 of article 3 of the CIUC, which in the case, sub judice, is verified with respect to the Applicant;

  • For this to be the case, the registration of the vehicle must be in the name of a given person so that the same embodies the position of taxpayer of the IUC tax obligation;

  • That notoriously incorrect is the interpretation that the Applicant makes of the provisions of article 3 of the CIUC, in that it incurs in a "biased interpretation of the letter of the law" and in the adoption "of an interpretation that does not take into account the systematic element, aiming at the unity of the regime established throughout the CIUC and, more broadly, throughout the entire legal-fiscal system", following, further, the Applicant, an "interpretation that ignores the rationale of the regime established in the article in question and, as well as throughout the CIUC".

2 QUESTIONS TO BE DECIDED

2.1 In light of the foregoing in the preceding numbers, relating to the written exposition of the parties and the arguments presented, the main questions to be decided are as follows:

  • The challenge made by the Applicant relating to the material assessment of the levy act, relating to the years 2013 and 2014, relating to the IUC on the vehicle above referenced in the PI;

  • The misinterpretation and misapplication of the norms of subjective incidence of the unique road tax levied and collected, which constitutes the central question to be decided in the present proceedings;

  • The legal value of the registration of the motor vehicle.

3 FINDINGS OF FACT

3.1 As regards factual matters relevant to the decision to be rendered, this Tribunal finds as established, in light of the elements in the record, the following facts:

  • The Applicant presented evidentiary elements of the motor vehicle in question, corresponding to the moment prior to the taxation period – cf. sales invoice to third parties, attached in the gracious claim (contained in the PI) which is considered to be fully reproduced for all legal purposes.

3.1.1 SUBSTANTIATION OF PROVEN FACTS

  • The facts found as proven are based on the sales invoice and the respective debit note of 15-09-2004 to third parties, documents attached to the gracious claim (contained in the PA and PI) which is considered to be fully reproduced for all legal purposes.

3.1.2 UNPROVEN FACTS

  • There are no facts found as unproven, given that all facts considered relevant to the assessment of the claim were proven.

4 LEGAL GROUNDS

4.1 The Tribunal is materially competent and is regularly established, in accordance with articles 2 no. 1, paragraph a), 5 no. 2, paragraph a), 6 no. 1, 10 no. 1, paragraph a) and no. 2 of the RJAT:

  • The parties possess legal personality and capacity and are duly authorized, ex vi, articles 4 and 10, no. 2 of the RJAT and article no. 1 of Ordinance no. 112-A/2011, of 22 March;

  • The proceedings do not suffer from any nullities;

  • There being no preliminary question on which the Tribunal should pronounce itself.

4.2 The claim, subject of the present proceedings is the declaration of annulment of the IUC levy acts relating to the motor vehicle better identified in the proceedings.

4.2.1 Condemnation of the AT to reimburse the amount of the tax relating to such levy in the amount of € 108.11;

4.2.2 Condemnation of the AT to payment of compensatory interest on the same amount.

4.3 According to the AT's understanding, it is sufficient that in the registry the vehicle appears as the property of a given person, for that person to be the taxpayer of the tax obligation.

4.4 The factual matter is fixed, as stated in no. 3.1 above, it now being important to determine the Law applicable to the underlying facts, in accordance with the questions to be decided, identified in no. 2.1 above, and it is certain that the central question at issue in the present proceedings, regarding which there are absolutely opposed positions between the Applicant and the AT, consists in knowing whether no. 1 of article 3 of the CIUC relating to the subjective incidence of the unique road tax establishes or does not establish a rebuttable presumption.

4.5 Everything analyzed and, taking into account, on the one hand, the positions of the parties in confrontation, mentioned in points 1.3 and 1.4 above and, considering, on the other hand that the central question to be decided is whether or not no. 1 of article 3 of the CIUC establishes a legal presumption of tax incidence, it is necessary, in this context, to evaluate and render a decision.

5 QUESTION OF THE MISINTERPRETATION AND MISAPPLICATION OF THE NORM OF SUBJECTIVE INCIDENCE OF THE IUC

5.1 Considering that it is settled understanding in the doctrine that in the interpretation of tax laws the general principles of interpretation apply fully, which will be limited only by the exceptions and particularities dictated by the Law itself which is the object of interpretation. This is an understanding that has been accepted in the General Tax Laws of other countries and which also came to be enshrined in article 11 of our General Tax Law, which has, moreover, been frequently emphasized by case law.

It is consensually accepted that in view of grasping the meaning of the law, interpretation relies, a priori, on reconstructing the legislative intent through the words of the law, which means seeking its literal sense, valuing it and assessing it in the light of other criteria, with the intervention of the so-called elements of a logical, rational or teleological nature and of a systematic order:

  • With regard to the interpretation of tax law, case law must be considered, namely, the Judgments of the STA of 05-09-2012, case no. 0314/12 and of 06-02-2013, case 01000/12, available at www.dgsi.pt, the importance of the provisions of article 9 of the Civil Code (CC), as a fundamental element of legal hermeneutics;

  • Article no. 1 of article 3 of the CIUC provides that "Taxpayers of the tax are the owners of the vehicles, being considered as such the natural or legal persons, of public or private law, in whose name the same are registered";

  • The formulation used in the aforementioned article avails itself of the expression "being considered as" which raises the question of whether such expression can be attributed a presumptive sense, being equated with the expression "presumed", these are expressions frequently used with equivalent senses;

  • As taught by Jorge Lopes de Sousa, in Code of Tax Procedure and Process, Annotated and Commented, volume I, 6th Edition, Área Editora, SA, Lisbon 2011, p. 589, that in matters of tax incidence, presumptions may be revealed by the expression "presumed" or by similar expression, there being mentioned several examples of such presumptions, referring to the one contained in article 40, no. 1 of the CIRS, in which the expression "presumed" is used and the one contained in article 46 no. 2 of the same Code, in which use is made of the expression "considered as", as an expression with an effect similar to that one and embodying, likewise, a presumption;

  • In the legal formulation set forth in no. 1 of article 3 of the CIUC, in which a presumption was established, revealed by the expression "being considered as", of meaning similar and of value equivalent to the expression "presumed", in use since the creation of the tax in question;

  • The use of the expression "being considered as" aimed at nothing more than the establishment of a more marked and clear approximation between the taxpayer of the IUC and the actual owner of the vehicle, which is in keeping with the reinforcement given to the ownership of the vehicle, which came to constitute the taxable event, in accordance with article 6 of the CIUC;

  • The relevance and the interest of the presumption in question, which historically was revealed through the expression "presumed" and which now avails itself of the expression "being considered as", resides in the truth and justice that, by this means, is conferred to tax relations and which embody fundamental tax values, allowing taxation of the actual and effective owner and not of one who, by circumstances of different nature, is often merely an apparent and false owner. If the case were not thus considered, not admitting and relying on the presentation of evidentiary elements intended to demonstrate that the actual owner is, after all, a person different from the one registered and, who initially, and in principle, was supposed to be the true owner, those values would be objectively set aside.

5.2 It is also necessary to consider the principle of equivalence, inscribed in article 1 of the CIUC, which has as its basis the principle of the polluter-payer and concretizes the idea contained therein that whoever pollutes must, for that reason, pay. The aforementioned principle has constitutional basis, in that it represents a corollary of the provisions of paragraph h) of no. 2 of article 66 of the Constitution, also having basis in Community law, whether at the level of original law, article 130-R of the Maastricht Treaty (Treaty on European Union, of 07-02-1992), where the aforementioned principle came to be included as support of Community Policy in the environmental domain and which aims to hold responsible those who contribute to the prejudices that arise for the community, resulting from the use of motor vehicles, to be assumed by their owner-users, as costs that only they should bear.

5.3 In light of the facts above described, it is important to emphasize that the aforementioned elements of interpretation, whether those related to literal interpretation, supported by the words legally used, whether those relating to logical elements of interpretation, of a historical nature or of a rational order, all point in the direction that the expression "being considered as" has a sense equivalent to the expression "presumed", and should thus be understood that the provision of no. 1 of article 3 of the CIUC establishes a legal presumption which, in light of article 73 of the LGT, where it is established that "Presumptions established in the norms of tax incidence always admit proof to the contrary", will necessarily be rebuttable, which means that the taxpayers are, in principle, the persons in whose name such vehicles are registered. These persons, identified under such conditions, are those to whom the AT must necessarily turn;

  • But it will be, in principle, given that within the scope of the prior hearing, of a mandatory character, in light of the provisions of paragraph a) of no. 1 of article 60 of the LGT, the tax relationship may be reconfigured, validating the taxpayer initially identified or redirecting the proceedings towards the one who is, after all, the true and actual taxpayer of the tax in question.

  • The taxpayer has the right to be heard, by means of prior hearing (José Manuel Santos Botelho, Américo Pires Esteves and José Cândido de Pinho, in Code of Administrative Procedure, Annotated and Commented, 4th edition, Almedina, 2000, annotation 8 of article 100).

  • The prior hearing which naturally must be carried out at a moment immediately prior to the taxation procedure, corresponds to the proper place and time to, with certainty and security, identify the taxpayer of the IUC.

6 ON THE LEGAL VALUE OF REGISTRATION

6.1 Regarding the legal value of registration, it is important to note what is established in no. 1 of article 1 of Decree-Law no. 54/75, of 12 February (amended several times, most recently by Law no. 39/2008, of 11 August), when it establishes that "the registration of vehicles has essentially as its purpose to give publicity to the legal situation of motor vehicles and their trailers, with a view to the security of legal commerce":

  • Article 7 of the Property Registration Code (CRP), applicable, suppletively, to the registration of motor vehicles, by virtue of article 29 of the CRA, provides that "The final registration constitutes a presumption that the right exists and belongs to the registered holder, in the precise terms in which the registration defines it";

  • The final registration constitutes nothing more than a rebuttable presumption, thus admitting counterproof, as follows from the law and case law has been noting, and may be seen, among others in the Judgments of the STJ no. 03B4369 of 19-02-2004 and no. 07B4528, of 29-01-2008, available at: www.dgsi.pt;

  • Therefore, the function legally reserved to registration is, on the one hand, to publicize the legal situation of the property, in the case in question, of vehicles and, on the other hand, allows us to presume that the right exists over these vehicles and that the same belongs to the holder, as so registered in the registry, it does not have a constitutive nature of the right of ownership, but only a declarative one, which is why registration does not constitute a condition of validity of the transmission of the vehicle from seller to buyer;

  • Purchasers of vehicles become owners of these same vehicles through the celebration of the corresponding contracts of purchase and sale, with or without registration;

  • In this context it is important to recall that, in light of the provisions of no. 1 of article 408 of the CC, the transfer of real rights over things, in the case sub judice, motor vehicle, is determined by mere effect of contract, and in accordance with the provisions of paragraph a) of article 879 of the CC, among the essential effects of the contract of purchase and sale, stands out the transmission of the thing;

  • In light of the foregoing, it becomes clear that the legislative intent points in the direction that the provision of no. 1 of article 3 of the CIUC establishes a presumption "juris tantum", consequently rebuttable, thus allowing the person who, in the registry, is registered as owner of the vehicle, to present evidentiary elements intended to demonstrate that such ownership is within the legal sphere of another person, to whom the ownership was transferred.

7 THE PRESUMPTION OF ARTICLE 3 OF THE CIUC AND THE DATE ON WHICH THE IUC IS DUE

7.1 THE PRESUMPTION OF ARTICLE 3 OF THE CIUC

  • The AT considers that the presumption that exists in no. 1 of article 3 of the CIUC is resulting from an interpretation contrary to law, resulting from a biased reading of the letter of the law and, for this reason, violative of the unity of the legal system, however, and saving due respect, the understanding of the case law goes in the direction that there should be considered the existence of a legally rebuttable presumption, therefore, consequently, serves the values and interests questioned, whether at the level of material fiscal justice, whether at the level of the environmental objectives aimed at by the IUC;

  • Regarding the unity of the legal system it is important to highlight everything that was mentioned above, namely, about the rationale of article 1 of the CIUC; about the norms and principles of the LGT; about the relevant and applicable norms to the registration of motor vehicles, about the interpretation that best serves and achieves the aforementioned unity and ensures the connection of these same norms, considering the legal presumption that is established in article 3 of the CIUC.

7.2 DATE ON WHICH THE IUC IS DUE

  • The IUC is a periodic taxation tax, whose periodicity corresponds to the year beginning at the time of registration or on each of its anniversaries, as provided for in nos. 1 and 2 of article 4 of the CIUC;

  • It is due in accordance with no. 3 of article 6 of the aforementioned Code;

  • It being important to note that, regarding the taxation of the IUC levied on the Applicant for the vehicle above referenced, corresponding to the years 2013 and 2014, it is not to be considered, because at the moment of the tax fact the vehicle no longer belonged to it, as the said vehicle was sold to a third party on 02-09-2004, cf. the evidentiary document, already above cited and attached to the gracious claims (contained in the PA and PI) which is considered to be fully reproduced for all legal purposes.

7.2.1 In relevance regarding the burden of proof, article 342 no. 1 of the CC provides: "it falls to the one who invokes a right to prove the facts constitutive of the right alleged";

7.2.2 Also article 346 of the CC (counterproof) determines that "to the proof that is produced by the party on whom the burden of proof falls the opposing party may raise counterproof regarding the same facts, intended to make them doubtful; if it succeeds, the question is decided against the party burdened with proof." (As states Anselmo de Castro, A., 1982, ED. Almedina Coimbra, "Direito Processual Civil Declaratório", III, p. 163, "when one of the parties bears the burden of proof, the opposing party need only raise counterproof, this being a proof intended to make doubtful the facts alleged by the first".

Thus, in the case of the proceedings, what the Applicant must prove, in order to rebut the presumption arising both from article 3 of the CIUC and from the Motor Vehicle Registry itself, is that she Applicant was not the owner of the vehicle in question during the period to which the challenged levy relates. It proposes to prove, as results from the records, that the ownership of the vehicle did not belong to it during the period to which the levy relates (2013 and 2014), cf., document attached to the Gracious Claim, contained in the PA and PI, which is considered to be fully reproduced for all legal purposes.

7.3 REBUTTAL OF THE PRESUMPTION

  • The Applicant, as referred to in 3.1., regarding the proven facts, alleged, with the purpose of removing the presumption, that she was not the owner of the vehicle at the time of the occurrence of the tax fact, offering for such purpose the following documents:

  • Sales invoice of the respective motor vehicle to a third party and respective debit note of 15-09-2004;

  • In this manner, the ownership of the said vehicle no longer belonged to her, and for this reason she could not enjoy its use, from a date prior to that on which the IUC was due, thus embodying means of proof with sufficient and adequate force to rebut the presumption based on the registry, as provided for in no. 1 of article 3 of the CIUC, document which enjoys the presumption of veracity provided for in no. 1 of article 75 of the LGT. It follows from this that at the date on which the IUC was due the one who held the ownership of the motor vehicle was not the Applicant.

8 OTHER QUESTIONS RELATING TO THE LEGALITY OF THE LEVY ACTS

  • Regarding the existence of other questions relating to the legality of the levy acts, taking into account that it is inherent in the establishment of an order of knowledge of the vices, as provided for in article 124 of the CPPT, that proceeding from the arbitral pronouncement request based on vices that prevent the renewal of the impugned levies, it is prejudiced, because pointless, the knowledge of other vices, it does not appear necessary to pronounce on the other issues raised.

9 REIMBURSEMENT OF THE TOTAL AMOUNT PAID

  • In accordance with the provisions of paragraph b) of no. 1 of article 24 of the RJAT and in accordance with what is established therein, the arbitral decision on the merits of the claim to which there is no appeal or impugnation, binds the tax administration from the end of the period provided for appeal or impugnation, and the latter must, in the exact terms of the admissibility of the arbitral decision in favor of the taxpayer and until the end of the period provided for the spontaneous execution of the sentences of the tax courts "Restore the situation that would exist if the tax act, subject of the arbitral decision, had not been performed, adopting the acts and operations necessary for such purpose"

  • These are legal commands that are in complete harmony with the provisions of article 100 of the LGT, applicable to the case, ex vi of the provisions of paragraph a) of no. 1 of article 29 of the RJAT, in which it is established that "The tax administration is obliged, in case of total or partial admissibility of complaints or administrative remedies or judicial proceedings in favor of the taxpayer, to the immediate and full restoration of the situation that would exist if the illegality had not been committed, corresponding to the payment of compensatory interest, in accordance with the terms and conditions provided by law".

  • The case contained in the present proceedings gives rise to the manifest application of the aforementioned norms, since as a result of the illegality of the levy acts referenced in this proceedings, there must, by force of these norms, be reimbursement of the amounts paid, whether as payment of the tax paid, whether of the corresponding compensatory interest, as a way of achieving the restoration of the situation that would exist if the illegality had not been committed.

10 THE RIGHT TO COMPENSATORY INTEREST

  • The declaration of the illegality and consequent annulment of an administrative act gives to the recipient of the act the right to reintegration of the situation in which the same would have found itself before the execution of the annulled act.

  • In the scope of the levy of the tax, its annulment gives to the taxpayer the right to restitution of the tax paid and, as a rule the right to compensatory interest, in accordance with no. 1 of article 43 of the LGT and article 61 of the CPPT.

  • Therefore, the Applicant has the right to compensatory interest on the amount of tax paid, relating to the annulled levy.

11 DECISION

In light of the foregoing, this Arbitral Tribunal decides:

  • To find the claim for declaration of illegality of the IUC levy, relating to the years 2013 and 2014, regarding the motor vehicle identified in the present proceedings, procedent, and consequently annulling the corresponding tax acts;

  • To find the claim for condemnation of the Tax Administration to reimburse the amount wrongfully paid, in the amount of 108.11 Euros, plus the respective legally due compensatory interest, procedent, condemning the Tax and Customs Authority to make these payments.

VALUE OF THE PROCEEDINGS:

  • In accordance with the provisions of articles 306 no. 2 of the CPC and 97-A, no. 1 of the CPPT and article 3, no. 2 of the Regulation of Costs in Tax Arbitration Proceedings, the value of the proceedings is fixed at 108.11 Euros.

COSTS:

  • In accordance with no. 4 of article 22 of the RJAT, the amount of costs is fixed at € 306.00, in accordance with Table I, attached to the Regulation of Costs in Tax Arbitration Proceedings, to be borne by the Tax and Customs Authority.

Let the parties be notified.

Lisbon, 07-11-2015

The Arbitrator

Maria de Fátima Alves

(the text of this decision was prepared by computer, in accordance with article 131, no. 5 of the Code of Civil Procedure, applicable by reference of article 29, no. 1 paragraph e) of Decree-Law 10/2011, of 20 January (RJAT), its drafting being governed by current orthography)

Frequently Asked Questions

Automatically Created

Who is liable for paying IUC (Imposto Único de Circulação) after a vehicle has been sold to a third party?
Under Article 3(1) of the CIUC, IUC liability formally falls on the person registered as the vehicle owner in the Motor Vehicle Registry. However, this creates a rebuttable legal presumption under Article 73 of the LGT. When a vehicle has been sold but registration has not been updated, the registered owner remains formally liable unless they can prove the actual transfer of ownership occurred before the taxable event (January 1st of each tax year). Courts have recognized that registration under Decree-Law 54/75 serves publicity purposes and is not constitutive of ownership transfer. Therefore, the seller may challenge IUC assessments by presenting documentary evidence (sales invoices, contracts, debit notes) proving the vehicle was sold prior to the tax year in question, shifting liability to the actual owner-possessor who benefits from road use.
Can the registered owner challenge IUC tax assessments if the vehicle was already transferred before the taxable event?
Yes, the registered owner can challenge IUC assessments through administrative or arbitral procedures even after selling the vehicle, provided they can rebut the legal presumption established in Article 3 CIUC. The challenge requires documentary proof that ownership transfer occurred before the taxable event (typically January 1st of the assessment year). Acceptable evidence includes sales invoices, purchase contracts, debit notes, and other contemporaneous documentation establishing the transfer date. The taxpayer must file either a gracious claim (reclamação graciosa) with the Tax Authority or request arbitration through CAAD within the statutory deadlines. Success depends on demonstrating that despite registry appearance, they ceased to be the legal and economic owner, and thus cannot be considered the 'polluter-payer' under the equivalence principle that underlies IUC taxation.
What legal presumptions apply to subjective incidence in Portuguese vehicle circulation tax (IUC)?
The primary legal presumption regarding IUC subjective incidence is established in Article 3(1) of the CIUC: the person appearing in the Motor Vehicle Registry as owner is presumed to be the taxpayer. This is a iuris tantum (rebuttable) presumption under Article 73 of the LGT, which provides that tax incidence norms establish presumptions admitting proof to the contrary. Taxpayers can rebut this presumption by proving actual ownership differs from registry appearance. The equivalence principle underlying IUC also creates a substantive presumption that the registered owner is the road user who benefits from public infrastructure. Additionally, there is a procedural presumption that registry data is accurate unless contradicted by sufficient evidence. The rebuttable nature of these presumptions means taxpayers bear the burden of proving they are not the actual owners through documentary evidence predating the taxable event, such as sales contracts, invoices, or transfer declarations.
How can a taxpayer request annulment of IUC tax assessments through CAAD arbitration proceedings?
To request IUC annulment through CAAD (Centro de Arbitragem Administrativa) arbitration, a taxpayer must: (1) File a prior gracious claim (reclamação graciosa) with the Tax Authority or wait for its tacit rejection after 120 days, unless directly accessing arbitration under Article 10 RJAT; (2) Submit an arbitration request (pedido de pronúncia arbitral) within the statutory deadline, invoking Articles 2(1)(a) and 10 of Decree-Law 10/2011 (RJAT), Article 99 CPPT, and Articles 95 and 124 LGT; (3) Identify the contested tax acts, specify the relief sought (annulment of assessments and refund with compensatory interest under Articles 43 LGT and 61 CPPT), and present legal and factual grounds; (4) Attach supporting documentation proving the basis for annulment (e.g., sales evidence for subjective incidence challenges); (5) Pay the required arbitration fee. The arbitral tribunal will be constituted, the Tax Authority will respond, and a decision will be rendered within the applicable timeframes under RJAT.
Is a company entitled to a refund and compensatory interest after wrongful IUC tax liquidation?
Yes, under Article 100 of the CPPT and Article 43 of the LGT, a company is entitled to a full refund of wrongfully collected IUC amounts plus compensatory interest when tax assessments are annulled. Compensatory interest accrues from the date of wrongful payment until actual refund at the legal rate established annually by ministerial order (Portaria). The interest compensates for the State's use of funds that were unlawfully collected. In cases where subjective tax liability is successfully challenged (proving the taxpayer was not the actual owner during the taxable period), the annulment of assessments triggers automatic refund obligations. The Tax Authority must return the principal amount (€108.11 in this case) plus calculated compensatory interest. If the Tax Authority delays beyond the legal deadline for processing refunds, additional default interest may apply under Article 43(3) LGT. The arbitral or judicial decision ordering annulment serves as the legal basis for claiming both principal and interest.