Total flats in society *

Your flat's carpet area (sq ft) *

Construction cost (₹/sq ft)

Monthly common expenses (₹, whole society)

Common expenses = security, housekeeping, common electricity, office/admin — divided equally among all flats.

Monthly lift expenses (₹, whole society)

Water charges — inlets in your flat

Water charge per inlet (₹/month)

Your parking (₹/month, society rate)

Repair fund (% of construction cost p.a.)

Sinking fund (% of construction cost p.a.)

Flat is rented out (add non-occupancy charges — 10% of service charges)

Service charges divided equally among all flats, irrespective of area (Model Bye-Laws)
Repair & maintenance fund: minimum 0.75% of construction cost per annum (area-based)
Sinking fund: minimum 0.25% of construction cost per annum (area-based)
Non-occupancy charges capped at 10% of service charges (Govt. notification)
Penal interest on arrears now capped at 12% p.a. simple — MCS (Amendment) Rules, 2026, in force from 30 June 2026
GST (18%) applies only if the society's turnover exceeds ₹20 lakh and your contribution exceeds ₹7,500/month

Estimates for guidance only; your registered bye-laws and general body resolutions prevail. Last reviewed: July 2026.

Maintenance Charge Calculator