澳洲計畫以通膨指數化取代 50% 的資本利得稅（資本利得稅，capital gains tax）折抵，並自 2027 年起對資本利得引入 30% 的最低稅負。依照現行規則，澳洲居民若持有資產至少 12 個月，可將資本利得減半。提議改採通膨指數化將確保僅對超出 CPI 的實際利得課稅。 負向槓桿（Negative gearing）改革將限制 2026 年 5 月 12 日之後取得、且已建立的住宅物業的扣除項目，虧損將向後結轉，而非立即用來抵扣其他所得。包括比特幣（Bitcoin）在內的加密資產，將納入更新後的資本利得稅（CGT）制度，新的申報規定將與 OECD 標準一致，且澳洲稅務局（Australian Taxation Office）將加強對遵循與分類的執法重點。

The South Korean People Power Party has proposed canceling the 22% cryptocurrency capital gains tax scheduled to take effect in 2027, arguing that the current tax system is immature and could create unfairness, particularly affecting young investors. The party is concerned that strict taxation will lead to capital outflows, with $110 billion already having left the market, impacting market activity. The bill is still under review, and its passage remains uncertain. If passed, it could boost market confidence and attract more investors.

South Korea's People Power Party held a closed-door meeting with major cryptocurrency exchange representatives on March 23 to discuss abolishing the virtual asset taxation system scheduled for implementation in 2027, and to hear proposals on stablecoin issuance and legislation. Floor leader Song Eon-suk has already proposed amendments to the Income Tax Act to address the double taxation issue.

Gate News Report: On March 22, Brazil's Finance Minister revealed that the country will postpone decisions on cryptocurrency tax policies until after the presidential election scheduled for October this year. Brazil will hold its presidential election in October 2026, and the government has decided to make final decisions on cryptocurrency tax policies after the election concludes.

Ripple and its co-founder Chris Larsen each donated $5 million to Golden State Promise to oppose California's 2026 billionaire tax bill, which requires billionaires to pay a one-time wealth tax and has prompted multiple billionaires to leave California.

Korea's National Tax Service plans to appoint professional custody companies to manage seized virtual assets before mid-year to enhance security and address the February security breach incident. The NTS has established a task force to oversee the transition, improve management procedures, and plans to establish a digital asset management department.

On March 19, Paraguay's National Anti-Drug Secretariat held a seminar with the American Bar Association to discuss technical capabilities for combating crimes using cryptocurrencies such as Bitcoin, analyze digital trends in transnational criminal networks, and disclose cases of Uruguayan drug traffickers conducting cryptocurrency transactions. Paraguay's Tax Authority has required cryptocurrency trading platforms to report transaction information.

Korean opposition parties propose canceling the digital asset tax plan scheduled for implementation in 2027, planning to amend the Income Tax Law to completely exempt cryptocurrency gains from taxation. This tax system was originally scheduled for implementation in 2022, but has been repeatedly delayed due to industry opposition.

The Federal Court for the Northern District of California rejected user Roger Metz's application to withdraw an Internal Revenue Service (IRS) subpoena on the grounds that proper notice was not given to the Attorney General. The subpoena required the CEX to provide its 2022 tax records. The court stated that the dismissal does not affect the substantive rights of the entity, and Metz may resubmit the application at a later date.

Poland's President signs new law incorporating EU DAC8 directive into domestic legislation, requiring cryptocurrency investors to declare their earnings. Those who fail to declare face tax rates as high as 75%. Currently, only about 1% of investors pay taxes as required by law, with an estimated 3 million people holding cryptocurrency in Poland.