The Swiss Civil Rights Act regulates the conditions and procedures for the acquisition and loss of Swiss citizenship. It determines who is recognized as a Swiss citizen and what rights and obligations are associated with it. The law also regulates the naturalization of foreigners and the conditions that they must fulfill in order to obtain Swiss citizenship. In addition, the Civil Rights Act contains provisions on protection against expatriation and the possibility of re-citizenship for persons who have lost their Swiss citizenship. Overall, the Civil Rights Act serves to regulate the rights and obligations of Swiss citizens and to ensure the unity and stability of the Swiss state system.