This document explores different methods for calculating employee salaries, particularly when an employee works for only part of a month. It details three primary approaches: calendar days, calendar days adjusted for Sundays, and a fixed number of days (like 26 or 30). The guide highlights potential inconsistencies and overpayments associated with fixed-day calculations, especially in months with varying numbers of days. It's a valuable resource for HR professionals, payroll managers, and anyone involved in salary administration in India.