Massachusetts General Laws
Chapter 90f - Uniform Operation of Commercial Motor Vehicles Act
Section 10 - Alcohol in System of Commercial Driver; Refusal of Alcoholic Concentration Test; Out-of-Service

Section 10. (A) Notwithstanding any other provision of this chapter, a person may not drive, operate, or be in physical control of a commercial motor vehicle while having alcohol in his system.
(B) A person who drives, operates, or is in physical control of a commercial motor vehicle while having alcohol in his system or who refuses to take an alcohol concentration test to determine his blood alcohol content shall be placed out-of-service for twenty-four hours.

Structure Massachusetts General Laws

Massachusetts General Laws

Part I - Administration of the Government

Title XIV - Public Ways and Works

Chapter 90f - Uniform Operation of Commercial Motor Vehicles Act

Section 1 - Definitions

Section 2 - Single Commercial Driver License; Licensing by Other Jurisdictions

Section 3 - Notification of Registrar; Traffic Control Convictions; Notification of Employer; License Suspensions and Previous Employment

Section 4 - Employers; Applicant Employment History Requirements; Applicant License Requirements; Violation of Federal, State or Local Law or Regulation Regarding Railroad-Highway Grade Crossings

Section 5 - Operation of Commercial Vehicles; Learner's Permits; Suspended Driving Privileges; Waivers

Section 6 - Commercial Driver Licensing; Testing Procedures

Section 7 - Commercial Driver License Applications

Section 8 - Commercial Driver Licenses; Issuance; Expiration; Renewal

Section 9 - Disqualification From Operating Commercial Motor Vehicles

Section 10 - Alcohol in System of Commercial Driver; Refusal of Alcoholic Concentration Test; Out-of-Service

Section 11 - Consent to Alcohol and Other Drug Tests; Test Refusal; Disqualification From Driving

Section 12 - Traffic Control Convictions of Nonresident Commercial Drivers; Notification of Licensing Authority

Section 13 - Driving Record Information From Registrar; Recording of Convictions

Section 14 - Registrar; Rules and Regulations

Section 15 - Registrar; Agreements, Arrangements or Declarations

Section 16 - Commercial Driver Licenses Issued in Canada or Mexico