 A law on the hiring out of manpower, passed in October 1972, contained provisions to stipulate prior authorization for the hiring out of manpower, to draw a distinction between the system governing workers hired out and the placing of workers, to regulate and improve the rights of hired out workers pertaining to working conditions and social insurance, and provide for more severe penalties and fines to be imposed on offenders.Improvements were also made in income and work conditions for home workers, accident insurance was extended to non-working adults, and the Border Zone Assistance Act (1971) increased levels of assistance to the declining zonal peripheral area.The Occupational Safety Act (1973) required employers to provide company doctors and safety experts.