Book One: 4 General Provisions
Part One: Felonies and Misdemeanours Title One: Scope of Application
Title Four: Execution of Custodial Sentences and Custodial Measures
Art. 75
1 The execution of sentences must encourage an improvement in the social behaviour of the prison inmates, and in particular their ability to live their lives without offending again. The conditions under which sentences are executed must correspond as far as possible with those of normal life, guarantee the supervision of the prison inmates, counteract the harmful consequences of the deprivation of liberty and take appropriate account of the need to protect the general public, the institution staff and other inmates.
Enforcement of national penalties - conditions of imprisonment
EDIT.