Official source
Source domain: nersa.org.za
Collected on 1 September 2026
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Use of prime rate in tariff calculations
The prime interest rate of 10.50% is used by NERSA as a benchmark in calculating tariffs for energy services, particularly in determining cost recovery and financial parameters for regulated utilities.
Prime rate 10,50%
Reference
https://www.nersa.org.za/file/9239/CPIForecastsandPrimeRate-NERSA2026JuneupdatedJune2026.pdf