This document summarizes Maharashtra's implementation of a statewide electronic traffic challan (eChallan) system called One State One eChallan. Some key points: - It was implemented to address issues with the previous manual challan system for citizens, police, and administrators. - Over 5.7 crore challans have been issued since January 2019 totaling Rs. 2300+ crores in fines collected. - The solution involves Android devices, CCTV integration, citizen apps, and multiple online/digital payment options. - It has led to higher productivity for police, more transparency, and increased challan and revenue collection for the state.