(a) An insurer may not terminate coverage provided to a motor carrier registered under Subchapter B unless the insurer provides the department with notice at least 30 days before the date the termination takes effect.
(b) Notice under Subsection (a) must be in a form approved by the department and the Texas Department of Insurance. The department shall notify the Department of Public Safety and other law enforcement agencies of each motor carrier whose certificate of registration has been revoked for failing to maintain liability insurance coverage.

(c) The Department of Public Safety or a local law enforcement agency shall confirm that no operations are being performed by a motor carrier if notice has been received under Subsection (b) that the certificate of registration for that carrier has been revoked.
(d) A law enforcement officer may detain or impound any commercial vehicle operating without liability insurance until such coverage is properly filed with the department.