Convert night work hours to day hours equivalent using factor 1.143 according to Bulgarian labor law.
Enter the number of night hours to convert
Day equivalent
9.14
22:00-06:00
8.00
Factor
× 1.143
Bonus hours
+1.14
Day equivalent
9.14
06:00-22:00 = 22:00-06:00 × 1.143
Night work is credited at a higher rate than day work. According to Bulgarian law, 7 hours of night work equals 8 hours of day work. This gives a factor of 8/7 = 1.143.
Legal Basis: Ordinance on the Structure and Organisation of Wages, Art. 9(2) — under summarized working time, night hours are converted to day hours by the 8/7 = 1.143 factor. Night work is 22:00–06:00 (Labour Code, Art. 140).
Common values for reference
| 22:00-06:00 | Factor | Day equivalent | Bonus hours |
|---|---|---|---|
| 1 ч. | × 1.143 | 1.14 ч. | +0.14 ч. |
| 4 ч. | × 1.143 | 4.57 ч. | +0.57 ч. |
| 8 ч. | × 1.143 | 9.14 ч. | +1.14 ч. |
| 12 ч. | × 1.143 | 13.72 ч. | +1.72 ч. |
| 40 ч. | × 1.143 | 45.72 ч. | +5.72 ч. |
| 160 ч. | × 1.143 | 182.88 ч. | +22.88 ч. |
These calculations are for informational purposes only and do not constitute financial, tax, or legal advice. Consult a qualified professional for your specific situation.