Tanzania, United Republic of

The object of this Constitution is to facilitate the building of the United Republic as a nation of equal and free individuals enjoying freedom, justice, fraternity and concord, through the pursuit of the policy of Socialism and Self Reliance which emphasizes the application of socialist principles while taking into account the conditions prevailing in the United Republic. Therefore, the state authority and all its agencies are obliged to direct their policies and programmes towards ensuring -
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(c) that activities of the Government are conducted in such a way as to ensure that the national wealth and heritage are harnessed, preserved and applied for the common good and also to prevent the exploitation of one person by another;
... (Art. 9)

(1) The state authority shall make appropriate provisions for the realization of a person’s right to work, to self education and social welfare at times of old age, sickness or disability and in other cases of incapacity. Without prejudice to those rights, the state authority shall make provisions to ensure that every person earns his livelihood.
… (Art. 11)