fixed overtime pay; fixed overtime salary
A predetermined amount included in monthly salary to cover expected overtime work, regardless of actual overtime hours. Common in Japanese employment contracts.
At this company, 50,000 yen is paid monthly as fixed overtime pay.
Please check the employment contract to see if fixed overtime pay is included.
残業代 is general overtime pay calculated based on actual overtime hours, while 固定残業代 is a fixed amount paid regardless of actual overtime.
みなし残業代 is a similar concept but often implies a legal fiction where a certain amount is deemed to cover overtime; 固定残業代 is a more straightforward term for a fixed overtime allowance.
Compound of 固定 (fixed) + 残業 (overtime work) + 代 (charge, fee). A modern business term.