Had to look up what SR22 insurance was:
An SR-22 is a certificate of financial responsibility required for some drivers by their state or court order. An SR-22 is not an actual "type" of insurance, but a form filed with your state. This form serves as proof that your auto insurance policy meets the minimum liability coverage required by state law.
This seems like a process the state would impose if other means had failed. I am guessing that this sovcit has previous offences like this and refused to comply.
Sovcit can stop it from happening by simply not paying. Whether or not they will be jailed for contempt of court and/or have their car impounded is another story, however.