Interest rates, inflation and growth from the Bank of Tanzania, and what they mean for bond and bill yields.
| Rate | Value | Period |
|---|---|---|
| InflationSeptember 2026 | 4.3% | September 2026 |
| Overnight interbank rate12 October 2026 | 6.06% | 12 October 2026 |
| 7-day interbank rate12 October 2026 | 6.12% | 12 October 2026 |
| Central Bank Rate (CBR)4th Quarter 2026 | 6.25% | 4th Quarter 2026 |
| 364-day Treasury billAuction of 7 Oct 2026 | 6.28% | Auction of 7 Oct 2026 |
| Re-discount rate4th Quarter 2026 | 8.75% | 4th Quarter 2026 |
| 15-year Treasury bondAuction of 30 Sep 2026 | 10.79% | Auction of 30 Sep 2026 |
Yield minus annual inflation; approximate, before tax.
4th Quarter 2026
The policy rate the Bank of Tanzania sets to guide the cost of money.
Why it matters: It sets the direction for interest rates: when it rises, yields on new bills and bonds tend to rise too, and the reverse.
Source: Bank of Tanzania · retrieved 13 Oct 2026
12 October 2026
The average rate banks charge each other for 7-day loans.
Why it matters: It shows what money really costs in the market today. Close to the CBR means policy is working; well above it means cash is tight.
Source: Bank of Tanzania · retrieved 13 Oct 2026
12 October 2026
The average rate banks charge each other for overnight loans.
Why it matters: A quick, day-to-day reading of how much cash is available in the banking system.
Source: Bank of Tanzania · retrieved 13 Oct 2026
4th Quarter 2026
The rate the Bank of Tanzania charges banks that borrow from it against government securities.
Why it matters: It works like a ceiling on banks' short-term borrowing costs and usually moves with the CBR.
Source: Bank of Tanzania · retrieved 13 Oct 2026
September 2026
How fast prices are rising over a year, from the consumer price index.
Why it matters: Your real return is the yield minus inflation: it shows whether an investment grows what your money can buy.
Source: Bank of Tanzania · retrieved 13 Oct 2026
1st Quarter 2026
How fast the economy (real GDP) is growing.
Why it matters: A growing economy supports government revenue and its ability to repay what it borrows, including bonds.
Source: Bank of Tanzania · retrieved 13 Oct 2026
Information only, not investment advice. Confirm official figures with the Bank of Tanzania.
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Source: Bank of Tanzania, News and Updates. Documents open on bot.go.tz.