The owners of the iconic 14 Riverside complex on Nairobi’s Riverside Drive, home to the DusitD2 hotel, have rushed to the High Court seeking to stop a lender from enforcing a massive Sh10.68 billion debt judgment against them. Cape Holdings, the company behind the landmark development, is challenging what it describes as a deeply flawed decree obtained by hire purchase financier Synergy Industrial Credit.

At the heart of Cape Holdings’ petition is the contention that a staggering Sh9.01 billion of the total decretal sum represents compound interest that should never have accrued in the first place. The firm argues this interest piled up between March 2016 and November 2020 — a period during which the original arbitral award had already been set aside by the High Court and was therefore legally incapable of generating any enforceable interest.

The petition places three weighty constitutional questions before the court. Cape Holdings first asks whether interest can lawfully run on an arbitral award that courts have nullified. It then challenges whether Section 44A(4) of the Banking Act unconstitutionally shuts judgment debtors out of the protection offered by the in duplum rule — a legal principle that prevents interest from surpassing the principal debt. Third, the company argues that enforcing the Sh10.6 billion figure would amount to a disproportionate violation of its constitutionally protected property rights.

The roots of this bitter financial dispute stretch back to a failed property transaction in 2015. Following a breakdown in that deal, an arbitrator ruled in Synergy Industrial Credit’s favour and awarded the lender Sh1.6 billion, topped with an 18 percent annual compound interest rate. It is that relentlessly compounding rate, running across multiple years, that has caused the original sum to balloon into the eye-watering figure now before the courts.

The legal journey has been far from straightforward. After the High Court struck down the arbitral award, Cape Holdings might have expected the enforcement threat to fade. Instead, Kenya’s Court of Appeal reversed that ruling in 2020, reinstating the award in full and opening the gate for Synergy to pursue aggressive enforcement — a move that now puts Cape Holdings’ core Riverside Drive property squarely in the crosshairs.

The stakes extend well beyond the two parties involved. The 14 Riverside complex ranks among Nairobi’s most recognisable commercial addresses, and any successful enforcement action against it would reverberate across Kenya’s real estate and financial sectors. The case also forces a broader conversation about the fairness of compound interest regimes and whether existing banking laws adequately protect debtors from runaway judgment sums.

For now, all eyes are on the High Court as it weighs Cape Holdings’ petition. The outcome could reshape how Kenyan courts treat interest that accumulates during periods when underlying awards are invalidated — a question with consequences that will outlast this case alone.