Tex. Transp. Code Section 644.003
Rules

644.001
Definitions 644.002
Conflicts of Law 644.003
Rules 644.004
Applicability to Foreign Commercial Motor Vehicles 644.005
Department Database 644.051
Authority to Adopt Rules 644.052
Applicability of Rules 644.053
Limitations of Rules 644.054
Regulation of Contract Carriers of Certain Passengers 644.101
Certification of Certain Peace Officers 644.102
Municipal and County Enforcement Requirements 644.103
Detention of Vehicles 644.104
Inspection of Premises 644.151
Criminal Offense 644.152
Civil Penalty 644.153
Administrative Penalty 644.154
Suit for Injunction 644.155
Compliance Review and Safety Audit Program 644.201
Adoption of Rules 644.202
Designation of Route 644.203
Signs 644.251
Definitions 644.252
Report of Refusal and Certain Results