How the rate is set
The Ministry of Finance reviews small savings rates every quarter, broadly in line with government bond yields of similar maturity, and announces them just before each quarter begins.
Rate: 7.4% a year, paid every month.
Frequently asked questions
What is the current Post Office MIS interest rate?
7.4% (October to December 2026). It has applied since 1 April 2023.
When will the Post Office MIS rate change next?
The rates for January to March 2027 are due to be announced by 31 December 2026.
What was the previous Post Office MIS rate?
7.1%, from 1 January 2023 until 1 April 2023.
Does a rate change apply to my existing Post Office MIS?
No. The rate on the day you invest is locked in for the full term of the deposit.