* Worldwide income taxation is not inherently unjust if done properly. But ‘properly’ requires treaties, capacity, credibility, and trust
* Until those foundations are in place, taxing the diaspora’s global income will generate more economic and political damage than revenue
* Strengthening domestic taxation and offering credible, voluntary diaspora engagement tools is the more realistic and development-oriented choice
By Dr. James Kadyampakeni, economic analyst
Malawi’s proposal to introduce a worldwide income tax on the diaspora should not be viewed as a narrow technical adjustment to the tax code. It is better understood as a symptom of deeper fiscal distress.
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With donor support declining, debt service costs rising sharply, and a chronically narrow domestic tax base, the government is under pressure to find new sources of revenue. In that context, the diaspora earning in foreign currency and politically visible appears attractive.
But attraction does not equal feasibility, and this is where the proposal begins to unravel.
At its core, a worldwide income tax means taxing individuals on all income, regardless of where it is earned. In theory, this approach is not inherently unfair — several advanced economies apply it.
In practice, however, it only works where institutions are strong, tax treaties are extensive, administrative systems are sophisticated, and trust in the state is reasonably high. Malawi currently falls short on all four.
The most immediate implication for the diaspora is the risk of double taxation. Without robust Double Taxation Agreements (DTAs) and automatic foreign tax credits, individuals could legally be taxed twice on the same income once in their country of residence and again by Malawi.
This is not a remote or hypothetical concern; it is a structural outcome of a system that lacks treaties. Add the compliance burden multiple filings, complex documentation and unclear residency rules, the proposal quickly shifts from a revenue idea to a deterrent to engagement.
A simple real-world example illustrates the point. Consider a dual citizen of Canada and Malawi who lives and works in Canada, making Canada their country of residence.
Suppose Canada taxes that individual at a 30% personal income tax rate, while Malawi’s rate is 35%. Under a properly designed worldwide tax system, Canada taxes first. The individual pays 30% to the Canada Revenue Agency.
Malawi then taxes second, but only on the difference of five percentage points, bringing the total tax paid to 35%, not 65%. This works because Malawi recognises the tax already paid in Canada through a foreign tax credit.
Now remove the treaty. Malawi could legally demand the full 35%, while Canada still demands its 30%. The individual could face a 65% effective tax rate. That outcome is excessive, economically irrational, and almost guaranteed to discourage compliance.
This is why tax treaties matter: they define residency, separate income categories such as employment, dividends, pensions, and capital gains, make foreign tax credits enforceable, and provide dispute resolution mechanisms. Without them, worldwide taxation becomes arbitrary and punitive.
Equity concerns compound the problem. Most diaspora members already pay substantial taxes abroad and support Malawi through remittances, school fees, health expenses, and investments.
In effect, they help plug gaps left by a weak domestic economy. Taxing them again while offering little in return in terms of public services, legal protection, or policy stability undermines the social contract and risks alienating one of Malawi’s most reliable economic lifelines.
From an implementation standpoint, the proposal is even less convincing. Effective worldwide taxation depends on clear residency tests, extensive treaty networks, automatic exchange of financial information, and a highly capable revenue authority.
Malawi lacks all of these. The Malawi Revenue Authority (MRA) struggles with domestic compliance. Enforcement beyond Malawi’s borders is minimal. Reliable information on foreign income is largely inaccessible. The administrative costs of attempting to tax the diaspora’s global income would almost certainly exceed the revenue collected.
If the government were to try anyway, collection would likely rely on blunt and limited tools: withholding taxes on Malawi-sourced income such as property, dividends, or interest; voluntary disclosure appeals framed as patriotism; or conditional access to services like land registration.
None of these channels promises meaningful revenue, and some raise serious legal and ethical concerns.
International experience is instructive. Only a few countries, notably the United States and Canada, tax worldwide income. They do so after decades of treaty-building and with sophisticated tax administrations.
Even there, compliance is costly and politically contentious. For Malawi, with a low-capacity tax system and fragile trust between the state and citizens, replicating this model is unrealistic.
It should also be acknowledged that a worldwide income tax could, in limited circumstances, be advantageous to Malawi. This would apply where Malawian citizens live and work in low- or zero-tax jurisdictions such as the United Arab Emirates or Bermuda.
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In such cases, the country of residence would levy little or no income tax, allowing Malawi, as the secondary taxing jurisdiction, to claim a larger share of tax without creating double taxation.
However, this potential upside is narrow. The number of Malawians in such jurisdictions is relatively small, and even in these cases, effective collection would still depend on treaties, information exchange, and enforcement capacity that Malawi currently lacks.
As a result, while the theoretical gains exist, they are unlikely to materially change the overall cost-benefit assessment of the proposal.
The policy risks are substantial. Net revenue is likely to be low. Remittances and diaspora investment could decline. Legal disputes over residency and taxing rights would increase.
Perhaps most damaging, the proposal would reinforce the perception that government is scrambling for cash rather than addressing the structural weaknesses of the fiscal system.
There is a more credible, solution-oriented path. Malawi should focus on strengthening source-based taxation where enforcement is feasible: property taxes, capital gains, extractive industries, and large corporations operating domestically.
Domestic compliance must be fixed first by broadening the tax base, reducing exemptions, and enforcing fiscal discipline. For the diaspora, the government should shift from coercion to partnership — through transparent diaspora bonds, matched savings schemes, targeted investment vehicles, and incentives that crowd in capital and skills rather than push them away.
Worldwide income taxation is not inherently unjust if done properly. But ‘properly’ requires treaties, capacity, credibility, and trust. Until those foundations are in place, taxing the diaspora’s global income will generate more economic and political damage than revenue.
Strengthening domestic taxation and offering credible, voluntary diaspora engagement tools is the more realistic and development-oriented choice.
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