"Corpus fund" and "sinking fund" get used almost interchangeably in a lot of housing society conversations — and mixed up, they lead to real confusion at AGM time, and sometimes real disputes over how money was spent. They aren't the same thing, and treating them as one pool causes problems down the line.
What is a corpus fund?
A corpus fund is typically a one-time, non-refundable contribution collected from members — often at the time of possession or when a flat changes ownership. It's meant to build up the society's core capital base over time, available for larger, less predictable needs: legal expenses, major infrastructure decisions, or other one-off requirements the society's managing committee and general body approve.
What is a sinking fund?
A sinking fund is built specifically to cover future major repairs and structural work — things like repainting the building, lift replacement, or structural repairs that don't happen every year but are certain to happen eventually. It's usually collected as a small, recurring component of the regular maintenance bill, precisely because these costs are predictable in nature even if the exact timing isn't.
Why the distinction actually matters
When corpus and sinking fund contributions are pooled together with regular maintenance collections instead of tracked separately, a few things tend to go wrong:
- It becomes unclear how much is actually available for a major repair when it's needed, because the number is buried inside a general "society funds" figure.
- Funds meant for long-term reserves quietly get used for routine operational expenses, leaving nothing when the major repair actually comes up.
- Audits and AGM discussions get harder, since members can't see a clean breakdown of what was collected for what purpose.
How societies usually decide contribution amounts
Exact contribution rates vary by state cooperative society rules and each society's own bye-laws, and are typically finalised and approved at the general body meeting. What matters operationally is less the exact percentage and more that the decision is documented, applied consistently, and visible to every resident.
Keeping both funds properly tracked
Whatever the agreed contribution structure, corpus and sinking funds should be visible as separate line items — not folded into the general maintenance collection — so committees can report on them clearly at every AGM and residents can see exactly where their contributions have gone.
ResidentPe's Corpus / Sinking Fund tracking keeps these reserves separate from regular maintenance collections by design, with financial reports that break both out clearly for AGMs and audits.
Download ResidentPe free on Google Play, or book a 30-minute demo to see how fund tracking works.