The ILO web site provides access to their Working time database, which can be browsed or searched by country, region, subject or free text.
“The working time database is a searchable database providing information on the working time laws of more than 100 countries around the world. It covers laws that protect the health and well-being of workers; facilitate a balance between work and family life; ensure workers have adequate time to devote to their other responsibilities and interests; and prevent discrimination against part-time workers.The database provides summaries of the primary working time laws in each country…”