Time of payment of wages. Labour Relations Act.-(1) This Act shall apply to Mainland Tanzania. Republic of Tanzania of 1977, in so far as they apply to employment and labour relations and conditions of work; and. Labour law is a body of laws regulating employment matters, remuneration and working conditions, trade unions and industrial relations. Appointment of Registrar and Officials. 13. Protection of Officials. 14. 42, 64, 65, 66 and 67 of 2007. Often underestimated, labour law issues are fundamental considerations for companies looking to set up business in Africa. When it comes to hiring, transferring.