The consent and jurisdiction mentioned in §§ 1-1-3 and 1-1-4 are given and ceded upon the express condition that all civil and criminal process, issued from the courts of this state, may be served and executed in and upon any tract of land so acquired by the United States, in the same manner and by the same officers as if such purchase or condemnation had not been made, except insofar as such process may affect the real or personal property of the United States.
SDCL 1-1-5