From 2020–2025, Tanzania consistently relied on external sources to fund development, with foreign borrowing rising from 40% of total in 2020 to over 70% in 2025. Total annual borrowing nearly doubled in 2021 (+97%), mainly due to post-COVID recovery needs, while 2023 recorded the highest borrowing (TZS 12.03T), reflecting aggressive infrastructure financing. However, debt service increased from 12.5% of revenue (2020) to 20.6% (2024), tightening fiscal space. The growing share of non-concessional loans (up to 33.5% in 2025) has pushed interest costs higher. With 2025 political instability and EU aid suspension, projections show foreign borrowing could fall by 10–15% in 2026, especially program loans (-25–30%), while commercial borrowing could rise by 20–30%, worsening debt risks. Read More: Tanzania External Debt at USD 35.44 Billion

Annual Borrowing Totals (in Billions TZS)

Trends: Total borrowing peaked at 12,034B TZS in 2023, driven by foreign loans. 2025 shows a slowdown, with foreign sources dominating (71.4% YTD).

Net Financing Position (Borrowing minus Amortization, in Billions TZS)

Insight: Net financing stayed positive throughout, meaning new borrowing outpaced repayments, providing fiscal space for spending. However, foreign net inflows fluctuated with amortization spikes.

Borrowing Breakdown by Purpose (in Billions TZS) Foreign Borrowing Composition

Domestic Borrowing Composition (Primarily Bank Borrowing; Non-Bank = 0 Across Years)

*2025: Jan-Sep; domestic figures are new borrowing only.

Details: Foreign loans emphasize development projects (63.8-87.5% of mix), funding infrastructure like roads, energy, and ports. Program loans (budget support) rose to 36.2% in 2025. Non-concessional (commercial) loans surged post-2021, indicating diversification from traditional donors.

Debt Service (Amortization, in Billions TZS) and % of Revenue

Borrowing as % of Total Revenue

Debt Service Coverage Ratio

Year-on-Year Growth (from Document): Total borrowing grew 97.4% in 2021 (COVID spike), then fluctuated (-17.1% in 2022, +33.2% in 2023). 2024-2025 projected at -2.0%, signaling moderation.

Foreign Borrowing Mix Trends (%)

What This Tells Us About Tanzania's Economic Development (2020-2025)

The data paints a picture of resilient but strained economic growth, with borrowing as a key enabler of development amid external shocks like COVID-19 and global inflation.

• COVID Recovery and Expansion (2020-2021): Borrowing exploded in 2021 (+97.4% total growth), with foreign loans jumping 241% to fund recovery programs. This supported GDP rebound (from -4.8% contraction in 2020 to ~4.5% growth in 2021, per broader economic context). Development project loans (82.1% of foreign mix) likely targeted infrastructure, boosting sectors like transport and energy, which are pillars of Tanzania's Vision 2025 for middle-income status.
• Stabilization with Fiscal Stress (2022-2024): Borrowing moderated but remained high (32-41% of revenue), financing net positive inflows (4-7T TZS annually). This sustained development focus—e.g., 71-87% of foreign loans for projects—driving investments in ports (e.g., Bagamoyo revival) and power (hydropower expansions). However, debt service rose sharply (12.5% to 20.6% of revenue), crowding out social spending and signaling sustainability risks. Coverage dipped to 4.9x in 2024 (moderate), but revenue growth (from 21.8T to 32.5T TZS) shows tax base expansion via mining/tourism booms.
• 2025 Moderation and Shift: YTD borrowing down 2% projected, with program loans surging to 36.2% (vs. 63.8% projects), suggesting a pivot to budget support amid tighter markets. Net financing strong at 5.8T TZS (annualized ~8T), but domestic decline (-16.8%) hints at local liquidity constraints. Overall, borrowing enabled ~5-6% average GDP growth (2020-2025 est.), advancing industrialization and exports, but high ratios (32-47% of revenue) indicate over-reliance on debt for development.

Key Economic Development Takeaways:

• Positive: Borrowing funded transformative projects, enhancing connectivity and energy security—core to economic diversification.
• Challenges: Rising non-concessional loans (0% to 33.5%) mean higher interest costs (~5-7% vs. 1-2% concessional), eroding fiscal space. Debt service consuming 1 in 5 shillings of revenue in 2024 risks cuts to health/education.

Impact of 2025 Political Challenges on Tanzania's Foreign Borrowing Categories in 2026

The political turmoil following Tanzania's October 29, 2025, general elections—marked by opposition allegations of fraud, violent crackdowns, internet shutdowns, and reports of hundreds of deaths—has significantly damaged the country's international reputation. President Samia Suluhu Hassan publicly acknowledged on November 18, 2025, that the unrest could hinder access to external funding, as Tanzania relies heavily on foreign loans (60-70% of total borrowing, per the document). This comes amid actions like the EU's suspension of aid on November 28, 2025, due to human rights concerns, and warnings from analysts about broader donor pullback.

For 2026 (fiscal year 2025/26, July-June), Tanzania's planned external borrowing of 8.7 trillion TZS (~$3.6 billion) is now at risk, potentially leading to a 15-25% shortfall in concessional flows. This could force a pivot to costlier options, exacerbating the fiscal stress seen in 2024 (debt service at 20.6% of revenue). Below, I break down the projected impacts on the three key foreign borrowing categories from the document: Program Loans, Development Project Loans, and Non-Concessional Loans. Projections are based on 2025 trends (e.g., Program Loans at 36.2% of foreign mix) adjusted for political fallout, assuming moderate unrest resolution by mid-2026.

Summary Table of Projected Impacts (in Billions TZS, Annualized for 2026)

Notes: Baselines extrapolate 2025 YTD at 80% Q4 pace (per document). Adjustments factor in 15-25% concessional cuts from sources like EU/IMF. Total could rise if domestic borrowing fills gaps, but at higher rates.

Detailed Impacts by Category

1. Program Loans (Budget Support from Multilaterals) These loans (e.g., from IMF, World Bank, EU) fund general government operations and reforms, making up 36.2% of 2025 foreign borrowing—a sharp rise from 12.5% in 2020, reflecting post-COVID stabilization needs.
   • Projected Impact: A 25-30% decline to 2,000-2,300B TZS in 2026, as donors impose stricter governance conditions. The EU's aid suspension (valued at ~€150M annually) directly hits this category, potentially delaying IMF Extended Credit Facility reviews. Broader fallout could reduce World Bank disbursements by 20%, per analyst warnings, as protests signal weak democratic reforms.
   • Economic Ripple: This squeezes fiscal space for social spending (health, education), worsening 2024's debt service burden. Without quick stabilization, Tanzania risks a "lost quarter" of funding, forcing austerity and slowing poverty reduction goals under Vision 2025.
   • Mitigation: If President Hassan engages AU/US mediators by Q1 2026, partial restoration is possible; otherwise, reliance on non-Western donors (e.g., China) may grow, but with fewer strings attached.
2. Development Project Loans (Infrastructure-Focused Bilateral Aid) Dominating foreign borrowing (63.8% in 2025, down from 87.5% in 2020), these fund tangible projects like roads, ports, and energy—key to economic diversification.
   • Projected Impact: A milder 10-15% drop to 4,000-4,500B TZS, as bilateral partners (e.g., China via Belt and Road, Japan) are less swayed by governance but wary of on-ground instability. Unrest could delay disbursements for 20-30% of projects (e.g., Bagamoyo Port expansions), with construction halts due to protests or labor strikes. The African Development Bank may pause ~$500M in energy loans pending stability assessments.
   • Economic Ripple: Delays hinder GDP growth (target 5-6%), stalling job creation in construction (employs ~10% of workforce) and export corridors. This could shave 0.5-1% off 2026 growth, per regional models, amplifying tourism/mining slumps from investor flight.
   • Mitigation: Project-tied nature offers resilience; China (Tanzania's top lender) has historically overlooked political risks, potentially covering 60% of shortfalls.
3. Non-Concessional Loans (Commercial Borrowing) These high-interest loans (33.5% of 2025 mix, up from 0% in 2020) from private banks/markets serve as a "last resort" for quick funds.
   • Projected Impact: A 20-30% surge to 2,800-3,200B TZS, as concessional drying up pushes Tanzania toward Eurobonds or syndicated loans. Borrowing costs could rise 1-2% (to 6-8% rates), adding ~200-300B TZS in extra interest annually. President Hassan hinted at this shift in cabinet remarks, warning of "tough times" as financiers "shut taps."
   • Economic Ripple: Higher costs inflate the debt service ratio to 22-25% of revenue, crowding out development spending and risking a vicious cycle of more borrowing. This erodes fiscal buffers, potentially triggering credit rating downgrades (e.g., from B+ to B) and capital outflows.
   • Mitigation: Domestic borrowing could absorb some pressure (projected +10-15% to 3.5-4.0B TZS), but local markets are already strained (2025 domestic down 16.8%).

Broader 2026 Outlook and Recommendations

Overall, the unrest could trim total foreign borrowing by 10-15% (~700-1,000B TZS shortfall), flipping net financing from positive (5.8T TZS in 2025 YTD) to neutral or negative if unaddressed. This threatens Tanzania's middle-income trajectory, with growth dipping to 3-4% amid investor caution. Politically, unresolved tensions (e.g., opposition bans) may prolong the crisis, but dialogue could unlock ~$1B in frozen aid by mid-year.

To navigate: Prioritize transparency for donor trust, diversify to resilient partners like India, and boost revenue (e.g., via mining taxes) to cut borrowing needs by 5-10%.