Italy's 12.5% Reduced Tax Rate on Government Bonds: The Complete Guide to Eligible Issuers

Why this matters

Italy taxes most financial income at a flat 26%. Sovereign and sovereign-equivalent debt sits in a separate, more favourable bucket: 12.5%. That gap is large enough to drive real portfolio decisions, and it applies to both coupon income and capital gains on disposal or redemption.

The 12.5% rate is not granted by issuer reputation, currency of issue, or listing venue. It is granted by a closed list of issuer categories set out in Legislative Decree 239/1996, DPR 601/1973 article 31, and the Ministerial Decree of 4 September 1996 (the "white list") as updated through 2026.

The 30-second summary

The full reference: what qualifies for 12.5%

Italian sovereign debt

Anything issued directly by the Italian Republic through the Ministry of Economy and Finance qualifies. The principal instruments currently outstanding or in active issuance:

• BOT (Buoni Ordinari del Tesoro), short term zero coupon bills
• CTZ (Certificati del Tesoro Zero Coupon), 24 month zero coupons
• CCT and CCTeu, floating rate notes
• BTP (Buoni del Tesoro Poliennali), nominal fixed rate, maturities up to 50 years
• BTP€i, indexed to euro area HICP inflation
• BTP Italia, retail, indexed to Italian FOI inflation
• BTP Futura, retail, fixed rate with step up
• BTP Valore, retail, fixed rate with step up and loyalty premium
• BTP Green, proceeds tied to environmental expenditure
• BTP Più, retail with early put option, introduced in 2025
• Foreign-currency Republic of Italy issues (USD Globals, JPY Samurai, GBP, CHF, etc.)

The inflation revaluation component on BTP Italia and BTP€i is taxed at 12.5% as well, including the principal indexation paid at maturity.

Italian regional, local, and assimilated public debt

DPR 601/1973 article 31 extends the regime to debt of Italian sub sovereign and assimilated public bodies:

• Italian Regions, Provinces, Metropolitan Cities, and Comuni
• BOR (Buoni Obbligazionari Regionali), BOP (Provinciali), BOC (Comunali)
• Cassa Depositi e Prestiti S.p.A. issues benefiting from the State guarantee under Law 326/2003
• ANAS, Ferrovie dello Stato, RFI bonds when guaranteed by the Italian State
• Other public bodies expressly assimilated by primary law

Ordinary corporate bonds of Italian state owned enterprises do not automatically qualify. Without an express statutory assimilation, a bond from an Italian SOE pays the standard 26% rate.

Foreign sovereign debt from white list jurisdictions

Under article 1 of Legislative Decree 239/1996, debt issued by foreign States, by their territorial subdivisions (regions, Länder, cantons, US states, provinces, municipalities), and by their public bodies whose obligations are equivalent to State debt under local law qualifies for the 12.5% rate, provided the issuer's country sits on the MEF white list established by the Decree of 4 September 1996 as updated.

The current list, as published through the February 2026 edition, runs to over 120 jurisdictions. Grouped by region:

In practical terms: US Treasuries, Bunds, OATs, Bonos, JGBs, Gilts, Swiss Confederation bonds, Canadian GoCs, ACGBs, NZGBs, Singapore SGS, Israeli Galil and Shahar, and similar named issues all qualify. So do US municipal bonds, German Länder bonds, Spanish autonomous community bonds, Swiss canton bonds, Canadian provincial bonds, and Australian semi-government issues, by virtue of the territorial-subdivision rule.

What does not qualify and therefore takes the 26% rate: any issuer whose home country is absent from the list above. The list is updated by MEF decree, and countries can be removed if exchange of information stops working in practice. Verify the issuer country's status at the date the income accrues.

Supranational and international organisations

Bonds issued by international bodies established under treaty law to which Italy is a party qualify, by virtue of article 1 of Legislative Decree 239/1996 and successive Agenzia delle Entrate guidance (notably Circolare 4/E of 18 January 2006 and follow up resolutions). The principal recognised issuers:

• European Union, including SURE, NextGenerationEU, MFA, BoP facility, and EFSM bonds
• European Investment Bank and European Investment Fund
• European Stability Mechanism and predecessor EFSF
• Council of Europe Development Bank
• International Bank for Reconstruction and Development (World Bank) and International Development Association
• International Finance Corporation
• European Bank for Reconstruction and Development
• Inter American Development Bank
• African Development Bank
• Asian Development Bank
• International Monetary Fund (where it issues debt)
• Bank for International Settlements
• Nordic Investment Bank

Smaller multilaterals such as the Asian Infrastructure Investment Bank, Caribbean Development Bank, Islamic Development Bank, BSTDB, and Eurofima qualify on the same principle. Bodies Italy has not joined (the New Development Bank / BRICS Bank to date being the obvious example) do not.

Cross-cutting rules

Capital gains follow the same rate map. The 12.5% rate applies to plusvalenze on sale or redemption of qualifying bonds under TUIR article 68 and the imposta sostitutiva regime of article 5 of Legislative Decree 461/1997.

For Italian and EU UCITS, Italian pension funds, and Italian real estate funds, the regime flows through proportionally. The slice of the fund's NAV invested in qualifying government and white list bonds bears 12.5%, and the rest 26%, computed under article 26 quinquies of DPR 600/1973 and the Agenzia Entrate Provvedimento of 13 December 2011. Asset managers publish the percentuale dei titoli di Stato in the periodic communications, and Italian custodians use it to compute the blended substitute tax.

Repos and securities lending on qualifying bonds inherit the 12.5% treatment on the underlying coupon for the financed party, under article 26 of DPR 600/1973 and Circolare 165/E of 1998.

Bonds from foreign corporates, foreign banks, and foreign supranationals not on the recognised list never qualify, regardless of the issuer country's white list status. The 12.5% rate keys off issuer status, sovereign or sub sovereign or qualifying supranational, not the country of issue.

For Italian companies in the regime d'impresa, the income is included in the IRES taxable base in any event. The 12.5% / 26% distinction is therefore primarily a retail and asset-management story, and matters most for individuals, family-owned non commercial entities, and non residents holding through an Italian intermediary.

The US person trap: the saving clause

The US-Italy treaty's saving clause (Article 1(2)) lets the United States tax its citizens on worldwide income as if no treaty existed. Combined with US sourcing rules, Treasury interest stays US source under IRC 861(a)(1)(A), which means the section 904 foreign tax credit limitation generates zero room in the passive basket. The 12.5% Italian imposta sostitutiva therefore stacks on top of full US federal (and often state) ordinary income tax, with no FTC offset. The treaty's narrow re-sourcing rule in Article 23(4) does not reach Treasury interest paid to a US citizen.

Net result: hold US Treasuries from Italy and the same coupon is taxed twice. The fix is to allocate the government-bond sleeve to non-US white list sovereigns (BTPs, Bunds, JGBs, Gilts), where the Italian 12.5% generates foreign-source interest the FTC can absorb.

When the trap inverts: low-income retirees

The trap assumes meaningful US tax on the Treasury coupon. For a low-income retiree, that premise can fail.

A US-Italy dual citizen who has retired to Italy and lives primarily off US Social Security: under Article 18(2) of the Convention plus paragraph 2(a) of Article 1 of the Protocol, US Social Security paid to a recipient who is an Italian national is taxable only in Italy, and the saving clause does not override that result. IRS Publication 915 (2025) confirms it. With Social Security out of the US base, what remains is usually just the Treasury coupon, and the standard plus age-65 deductions often absorb it. At that point the Italian 12.5% is the only tax on the position, which is a perfectly fine outcome.

The math depends on portfolio size, other US-source income (IRA distributions, Roth conversions, capital gains), and state filing exposure. Worth modelling year by year.

This article is general information, not tax advice. The Italian rules described are subject to change by MEF decree, by primary legislation, and by Agenzia delle Entrate practice. The US-Italy treaty positions described depend on facts that vary by client.