Quick Answer: If you disagree with a tax assessment issued by Israel's Tax Authority (Rashut HaMisim), you have 30 days from the date of service to file a written objection with the relevant ITA district office under Section 150 of the Income Tax Ordinance 5721-1961. The objection triggers an administrative review by a second officer, who has full authority to reduce, maintain, or even increase the assessment. If the ITA's decision is unsatisfactory, or if no decision arrives within one year, you can appeal to the Israeli District Court under Section 153. Foreign nationals have exactly the same objection rights as Israeli residents, but the 30-day deadline is absolute and representation by a licensed Israeli accountant or attorney is not optional.

Tax assessments from the Israeli Tax Authority arrive without warning. A non-resident investor receives a letter at their Israeli accountant's office claiming capital gains tax on a share sale they believed was exempt. An Oleh who just finished their 10-year foreign-income exemption period gets a retroactive income tax assessment covering their final year of exempt status. A foreign company with an Israeli subsidiary is assessed for transfer pricing adjustments it disputes entirely.

In every case, the clock starts ticking the moment the assessment is served. Israel's objection process has hard deadlines: miss the 30-day window and you lose the right to contest at the administrative stage. Knowing how the procedure works, and moving fast, is what separates a taxpayer who successfully reduces an ITA assessment from one who pays a bill they should have challenged.

1. What Is an Israeli Tax Assessment?

A tax assessment (shuma, plural: shumot) is a formal determination by the Israel Tax Authority of the amount of tax you owe for a particular tax year. It has the legal force of a demand: once issued and served, it creates an obligation to pay unless successfully challenged through the objection process.

Assessments are issued by the ITA's assessing officers (pakidei shuma), who operate out of regional district offices across Israel. Each taxpayer file is assigned to a specific district: Tel Aviv, Jerusalem, Haifa, Beersheba, Petah Tikva, and several others. Foreign nationals who have Israeli income or assets are typically assigned to the Tel Aviv or Central district, depending on where their Israeli activity is concentrated.

The legal basis for ITA assessments is the Income Tax Ordinance 5721-1961 (Pekudat Mas Hachnasa). Section 145 gives the ITA authority to issue a "best judgment" assessment (shuma leveit shikul daat) where the taxpayer has not filed a return or where the ITA believes the return does not accurately reflect the taxpayer's income. Section 145A covers cases where the taxpayer did file a return but the ITA disagrees with it. Sections 150 through 158 govern the objection and appeal process.

In Practice — ITA District Offices and Service: Israel's ITA operates through approximately 17 district assessing offices (misradei shuma) across the country, each responsible for taxpayers in its geographic area. Foreign nationals with Israeli income are typically assigned to the Non-Resident Assessing Office (Pekid Shuma Ligavim Zarim) within the Tel Aviv district. Assessments are served by registered mail to the taxpayer's last-known Israeli address or, for non-residents, to their Israeli representative if one has been formally appointed with the ITA. A foreign national who has no registered Israeli address and no ITA-appointed representative may have an assessment served to the last address the ITA holds on file (possibly an old property address or even their Israeli bank's address). If you have any Israeli income or Israeli-source assets, appointing an Israeli accountant or attorney as your formal ITA representative (mumche) through a signed Power of Attorney filed with your district office is essential. It costs relatively little and prevents assessments from going undetected.

2. Types of ITA Assessments

Not every ITA document that arrives demanding money is the same type of assessment. The distinction matters because the objection rights differ.

Best-judgment assessment (Section 145)

Issued when the taxpayer has not filed a return and the ITA estimates income based on available data: bank deposits, lifestyle indicators, third-party information from employers or financial institutions. Best-judgment assessments are often heavily inflated and are the most commonly disputed category. The full objection and appeal process applies.

Amended assessment (Section 145A)

Issued when the taxpayer did file a return but the ITA disagrees with specific positions taken in it, for example that a capital gain was exempt when the ITA says it was not, or that a deduction claimed was not legally available. The same 30-day objection clock applies.

Final assessment (Shuma Sofit)

Once an assessment becomes final, either because no timely objection was filed or because the objection and appeal process was completed, it cannot be re-opened except in very limited circumstances involving fraud or material new facts under Section 147. A final assessment is automatically passed to the Execution Office (Hotzaa LaPoal) for enforcement if unpaid.

Administrative fine assessments

The ITA also issues penalty assessments for late filing, failure to report, and other procedural breaches. These have their own review mechanisms, though they can often be challenged alongside an underlying income assessment.

In Practice — The Self-Assessment Window Under Section 131: Before an ITA-initiated assessment becomes the issue, most taxpayers have an opportunity to correct the situation themselves. Section 131 of the Income Tax Ordinance requires taxpayers to file a self-assessment return each year. For individuals with income from multiple sources, the deadline is 30 April of the following year (extendable to 31 May with accountant representation). The ITA typically waits at least 12–18 months after the filing deadline before issuing a best-judgment assessment for a missing return, though this timeline can compress if the ITA has specific intelligence about income not being reported. If you receive an ITA inquiry letter (demanda) — not a formal assessment — before any assessment is issued, responding promptly with a complete return and supporting documents almost always avoids a formal assessment entirely. A formal assessment once issued is harder and more expensive to resolve than a proactive self-filing.

3. The 30-Day Objection Deadline

Section 150(a) of the Income Tax Ordinance gives a taxpayer 30 days from the date of service of the assessment to file a written objection. This is one of the hardest deadlines in Israeli tax law. The ITA applies it strictly, and Israeli courts have been reluctant to relieve taxpayers from the consequences of missing it.

The 30-day period runs from the date the assessment is formally served on the taxpayer, not from when the taxpayer actually reads it. For assessments served by registered mail, the date of service is the date the item was delivered or, if uncollected, the date it was deposited at the post office with a collection notice. For assessments served through an Israeli representative, the date of service is when the representative received it.

Extension requests

The assessing officer can extend the 30-day period on written request, and in practice extensions are granted where the taxpayer can demonstrate a genuine reason: complexity of the assessment, delays in obtaining foreign documents, or medical or family circumstances. Extension requests must be submitted before the 30-day window closes. Requests submitted after the deadline, even by one day, are generally refused without exceptional circumstances.

What happens if you miss the deadline

A taxpayer who misses the 30-day objection window loses the right to challenge the assessment at the administrative stage. The assessment becomes final as to the objection process. A limited remedy still exists: under Section 147, a taxpayer can apply to a District Court to reopen a final assessment based on fraud, material factual error, or newly discovered evidence. But this is a high bar. It is not a second-chance objection process, and courts treat it narrowly.

In Practice — The Assessment Service Trap for Non-Residents: A common scenario for foreign nationals: an ITA assessment is posted by registered mail to an apartment the taxpayer vacated three years earlier, or to an Israeli address where a former spouse or tenant now lives. The postal item is accepted, signed for, and discarded. Under Israeli law, the 30-day clock ran from the date of delivery even though the taxpayer never saw the assessment. By the time the taxpayer learns of it, typically when funds are frozen by the Execution Office under an attachment order (ikul), the objection window has long closed. The only practical protection is making sure the ITA district office has your current address or that of your designated Israeli representative on file. If you have Israeli tax obligations and no fixed Israeli address, filing a formal representative appointment (iyun mumche) with the relevant ITA district office is the only reliable way to know when assessments are issued.

4. How to File a Tax Objection

An ITA objection must be filed in writing, in Hebrew, with the district assessing office that issued the assessment. It is addressed to the assessing officer's superior rather than to the original officer who issued the assessment, but it is submitted to the same office. The objection must clearly state:

  • The taxpayer's full name, Israeli tax identification number (mispar zehut or company registration number), and the tax year(s) covered
  • The exact assessment number and date being disputed
  • The grounds for objection (factual and legal), set out in as much specificity as possible
  • The amount the taxpayer believes is the correct tax liability, supported by calculations
  • All supporting documents: bank statements, contracts, valuations, foreign tax returns, or any other evidence relevant to the disputed items

The quality of the objection document matters. A bare one-page letter saying "I disagree with this assessment" is technically valid but invites a perfunctory review. A well-structured objection that addresses each disputed item, cites the relevant legal provision, attaches supporting evidence, and provides an alternative calculation gives the reviewing officer a concrete basis to reduce or vacate the assessment. In practice, objections are almost always prepared by a licensed Israeli accountant (roh cheshbon murshe) or attorney who regularly works with the relevant ITA district office.

In Practice — What a Strong Objection Includes: At the Tel Aviv Non-Resident Assessing Office, reviewing officers handle a high volume of complex files. Objections that succeed at the administrative stage share several features: they are specific (citing Section numbers, not just generalities); they include a side-by-side comparison of the ITA's calculation and the taxpayer's correct calculation; and they lead with the strongest legal arguments rather than burying them. For non-residents, the most commonly disputed assessment items include: (1) the ITA treating a sale of shares as Israeli-source income when the taxpayer argues it was foreign-source; (2) disputes over the centre-of-life test and tax residency dates; (3) capital gains on crypto assets where the acquisition date and cost base are contested; and (4) transfer pricing adjustments on related-party service fees. In each category, attaching the underlying commercial documents — share purchase agreements, exchange rate certificates from the Bank of Israel (shaar yaztug), independent valuations — transforms an abstract legal argument into a concrete factual dispute the officer can resolve without escalating to litigation.

5. The ITA Objection Review Process

Once the objection is filed and acknowledged, it is assigned to a second assessing officer (pakid shuma sheni) at the same district office. The reviewer is a different person from the officer who issued the original assessment. This matters: the second officer has full authority to decide the objection independently and is not bound by the original reasoning.

The objection hearing

The reviewing officer typically convenes at least one hearing, sometimes called a "Section 152 hearing" (diyun lefi sif 152), at which the taxpayer or their representative presents arguments and the ITA can ask questions and request additional documents. For foreign nationals, these hearings can be conducted by phone or video conference, or the taxpayer's Israeli representative can attend in person on their behalf under a Power of Attorney.

Under Section 152(b), the reviewing officer can also investigate the taxpayer's position independently, requesting bank information, contacting employers, or obtaining records from the Land Registry or the Registrar of Companies. There is no restriction on scope: the officer may examine matters beyond what the original assessment covered.

The decision timeline

Israeli law does not set a hard statutory deadline for the ITA to decide an objection in all cases, though amendments to the Income Tax Ordinance have created pressure to resolve objections more quickly. In practice, straightforward objections to routine assessments are decided within 3 to 6 months. Complex objections involving contested valuations, non-resident income characterisation, or transfer pricing disputes routinely take 12 to 24 months. Once the one-year mark passes without a decision, the taxpayer acquires the right to appeal directly to the District Court as if the objection had been rejected.

Possible outcomes

The reviewing officer can issue one of three outcomes: full acceptance of the objection (assessment reduced to the taxpayer's stated position), partial acceptance (assessment reduced but not fully), or rejection (assessment upheld or increased). A partial acceptance is the most common result in contested cases. All three outcomes can be appealed to the District Court.

In Practice — Settlement Before a Decision: Many ITA objections are resolved through negotiated settlements rather than a formal decision by the reviewing officer. Once an objection is filed and a hearing has taken place, it is common for the reviewing officer to propose a "compromise assessment" (shuma pshara) that splits the disputed amount between the ITA's original position and the taxpayer's stated position. Foreign nationals are often in a good position to settle because the ITA faces the practical difficulty of enforcing an assessment against an overseas taxpayer without an Israeli attorney or accountant representing them locally. A settlement at the objection stage avoids District Court proceedings, which in complex tax cases can cost NIS 50,000 to NIS 200,000 in legal and accounting fees and take 2 to 4 years to resolve. The decision to settle or fight should rest on the strength of the legal arguments and the economics of the disputed amount, not on a desire to avoid conflict.

6. Appealing to the District Court

A taxpayer dissatisfied with the ITA's objection decision, or one who has waited more than a year without a decision, can appeal to the District Court under Section 153 of the Income Tax Ordinance. The appeal must be filed within 30 days of the date of the ITA's decision letter.

District Court tax appeals are heard by the Civil Division of the relevant District Court, typically before a single judge. The appeal is de novo on questions of fact: the court hears evidence and arguments fresh, rather than reviewing the ITA's decision for reasonableness. Both parties present witnesses and documentary evidence. The ITA is represented by its own legal department, and the taxpayer must be represented by a licensed Israeli attorney.

What the court considers

The court applies the same legal standards that should have governed the original assessment. It looks at the correct characterisation of income, whether relevant exemptions or deductions were properly applied, and whether the ITA followed due process. For non-residents, jurisdictional questions (whether Israel had the right to tax the income at all, given applicable double taxation treaties) are the most commonly litigated issues at District Court level.

Stay of payment during court proceedings

Under Section 153(c), filing a timely District Court appeal continues the payment suspension that began when the objection was filed. The taxpayer must still pay any undisputed portion, but the amount in dispute stays frozen pending the court's decision. This matters in practice: a taxpayer can contest a large assessment for several years without having to hand over the disputed money first.

Further appeal to the Supreme Court

District Court decisions can be appealed to the Supreme Court (Civil Division), but only on questions of law, not on factual findings. Permission to appeal is not automatic and is granted sparingly. The Supreme Court hears relatively few tax cases; those it accepts typically involve questions of statutory interpretation or constitutional challenges to ITA authority.

In Practice — District Court Tax Appeal Timelines and Costs: A contested District Court tax appeal in Israel typically takes between 18 months and 4 years from filing to judgment, depending on the court's docket and the complexity of the evidence. Filing fees at the District Court vary based on the amount in dispute: cases below NIS 75,000 attract a fee of approximately NIS 1,600; cases above NIS 1 million can generate court fees of NIS 15,000 or more. Legal and accounting representation for a contested District Court tax case typically runs between NIS 60,000 and NIS 250,000 depending on complexity. The economics of litigation should be assessed honestly: for a disputed assessment of NIS 50,000, the cost of District Court proceedings almost always exceeds the benefit. For disputes above NIS 200,000 — and especially above NIS 500,000 — District Court appeal is often worth pursuing if the legal arguments are strong.

7. Foreign Nationals and Non-Residents: Special Considerations

The objection and appeal system applies equally to foreign nationals and non-residents. But there are practical differences that make the process harder to navigate for someone who does not live in Israel or read Hebrew.

Representation and power of attorney

A non-resident taxpayer who wants to dispute an ITA assessment must do so through a licensed Israeli representative: either a roh cheshbon murshe (licensed accountant) or an orkhat din (attorney). The representative must hold a valid Power of Attorney authenticated for use in Israel, either by apostille from the taxpayer's country of residence or notarised and legalised under Israeli requirements. The Power of Attorney should explicitly authorise the representative to file objections, attend hearings, and receive ITA communications on the taxpayer's behalf.

Foreign-source income disputes

The most common disputes for non-residents involve whether income is Israeli-source or foreign-source. Israel taxes non-residents only on Israeli-source income and on capital gains derived from Israeli assets. The ITA sometimes re-characterises income that the taxpayer treated as foreign-source, for example by arguing that services performed partly from Israel created an Israeli-source element, or that a capital gain on shares in a foreign holding company was really a gain on underlying Israeli assets. These arguments are fact-intensive and require detailed evidence about where value was created and where activities were carried out.

Double taxation treaty relief

Where Israel has a double taxation treaty with the taxpayer's country of residence, treaty provisions may limit Israel's right to tax specific income types or cap withholding rates. Treaty arguments must generally be raised in the objection; they cannot be introduced for the first time on appeal. The applicable treaty (whether the US-Israel treaty of 1975, the UK-Israel treaty, or another) must be cited specifically, with the relevant article identified. The ITA's assessing officers deal with treaty arguments regularly. Vague claims of treaty protection, without identifying the specific article and explaining how it applies to the facts, carry little weight.

Currency and bank of Israel exchange rates

All ITA calculations are conducted in New Israeli Shekels. Foreign currency amounts are converted at the Bank of Israel representative exchange rate (shaar yaztug) published on the date of the transaction or the relevant assessment date. Where an assessment uses the wrong exchange rate or applies the wrong conversion date, this is itself a ground for objection and can materially affect the disputed amount.

In Practice — The Oleh's Assessment Risk in Year 11: New immigrants who used Israel's 10-year foreign-income exemption under Section 14(a) of the Income Tax Ordinance face a specific assessment risk in the first year after the exemption expires. In that year, income that was previously reported but exempt now becomes taxable. The ITA's assessing officers sometimes issue assessments claiming that the taxpayer failed to report income correctly in the transition year, or that income characterised as exempt was actually Israeli-source and therefore never exempt. These assessments routinely arrive 18 to 30 months after the transition year — within the ITA's standard audit window. An Oleh moving into their post-exemption period should file their first post-exemption return with particular care, attach a written analysis of the exemption claimed for each foreign income type in the final exempt year, and retain all supporting documents. A well-prepared return supported by contemporaneous documentation is far harder for the ITA to challenge than a bare return with no annotations.

8. Penalties for Ignoring an Assessment

An ITA assessment that is not objected to within 30 days becomes final. Once final, the ITA passes it to the Execution Office (Lishkat Hotzaa LaPoal) for active enforcement. The Execution Office has broad powers including:

  • Bank account attachment (ikul) served on Israeli banks, freezing balances up to the full amount of the assessment plus accrued interest
  • Land Registry charge over Israeli property
  • Travel ban (atzur yetzia) under Section 66 of the Execution Law 5727-1967, preventing the debtor from leaving Israel
  • Wage garnishment orders served on Israeli employers
  • Appointment of a receiver (kones nechasim) over Israeli assets

For a non-resident with no ongoing Israeli presence, the enforcement tools that bite hardest are bank account attachment and Land Registry charges over Israeli property. Israeli banks comply immediately with Execution Office attachment orders and give no advance notice to account holders.

Beyond enforcement, unpaid final assessments accrue CPI linkage (hatzmedah) and interest at the statutory rate set by the Finance Minister under the Adjudication of Interest and Linkage Law 5721-1961. At current rates, a debt left unpaid for five years can grow by 35 to 50% through linkage and interest alone. A frozen account plus a debt growing at that pace is a worse outcome than almost any negotiated settlement.

Criminal Exposure Under Section 220: Where the ITA determines that a taxpayer deliberately filed a false return, deliberately failed to report income, or deliberately misled the ITA in an assessment proceeding, criminal prosecution under Section 220 of the Income Tax Ordinance is possible. Section 220 offences carry sentences of up to 5 years' imprisonment for tax fraud. The ITA files criminal referrals through the state attorney's office selectively, targeting high-value cases involving deliberate concealment rather than ordinary disputes about characterisation or valuation. That said, non-residents who receive large ITA assessments and simply fail to respond, particularly where the ITA has evidence of the underlying income from foreign bank reporting under CRS or FATCA, face greater criminal exposure than they might expect. If you have received an assessment that reflects income you should have reported but did not, the voluntary disclosure route under the ITA's gilui merutzeh programme is worth examining with a tax attorney before the formal objection window closes.

Frequently Asked Questions

You have 30 days from the date the assessment is served to file a written objection under Section 150 of the Income Tax Ordinance 5721-1961. The ITA can extend this deadline in exceptional circumstances on written request, but extensions are not automatic and must be requested before the 30-day window closes. Missing the deadline generally extinguishes the right to object at the administrative stage, leaving only a limited application to court under Section 147 in cases of fraud or material factual error.

Yes. Section 152 of the Income Tax Ordinance gives the reviewing officer full authority to decide the objection independently, including increasing the assessment if the review reveals additional unreported income or errors that favoured the taxpayer. This is not rare: the ITA sometimes uses the objection stage to examine the taxpayer's file more thoroughly than the original assessing officer did. If you are concerned that a broader review might surface additional issues, discuss this risk with your Israeli tax advisor before filing an objection.

Filing a timely objection under Section 150(c) suspends the obligation to pay the disputed portion of the assessment. You must still pay any tax you do not dispute, and that undisputed amount should be paid within 30 days of the assessment date. Interest and CPI linkage continue to accrue on the suspended disputed portion during the objection period, so a successful objection also eliminates the accumulated linkage on the amount overturned. If your objection is rejected and you then appeal to the District Court, the payment suspension continues under Section 153(c) for the duration of the appeal.

Yes. Foreign nationals have the same right to object and appeal as Israeli residents. The practical challenge is procedural: the ITA serves assessments through the taxpayer's last registered Israeli address or their Israeli representative. If no representative is on file, the assessment may be served by registered mail to the last known address, and the 30-day clock runs from delivery regardless of whether the taxpayer actually saw it. Appointing a licensed Israeli accountant or attorney as your ITA representative through a signed Power of Attorney is the only reliable way to ensure assessments are caught and challenged in time.

If the ITA has not decided your objection within one year of receiving it, you can treat the delay as a deemed rejection and appeal directly to the District Court under Section 153 of the Income Tax Ordinance. In practice, many advisors send a formal demand letter to the ITA at the one-year mark, requesting a decision within 60 days, with notice that a District Court appeal will follow if no decision arrives. This typically accelerates a response. Proceeding directly to court after one year is a recognised right, but it does mean incurring the cost and delay of litigation rather than a potentially cheaper administrative resolution.

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Adv. Eli Shimony

Adv. Eli Shimony

Licensed Israeli Attorney

Adv. Eli Shimony advises foreign nationals, Olim, and international companies on Israeli income tax disputes, including objections and appeals against ITA assessments. He regularly represents clients before the ITA's district assessing offices and the District Court in complex tax cases involving non-resident income, cross-border transactions, and transfer pricing.

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