Section 4. The commissioner, or such other of his assistants as he may designate, may summon a licensee, or any of his agents or employees, and such other witnesses as he deems necessary, and examine them relative to their transactions, may require the production of books and papers and, for such purposes may administer oaths. Whoever, without justifiable cause, fails or refuses to appear and testify or to produce books and papers when so required, or obstructs the commissioner or his representatives in the performance of their duties, shall be punished by a fine of not more than five hundred dollars or by imprisonment for not more than six months, or both.
Structure Massachusetts General Laws
Part III - Courts, Judicial Officers and Proceedings in Civil Cases
Title IV - Certain Writs and Proceedings in Special Cases
Chapter 255b - Retail Instalment Sales of Motor Vehicles
Section 2 - Licenses; Application; Fees; Assignment or Transfer; Multi-State Licensing System
Section 4 - Summoning of Licensees; Failure to Appear; Effect
Section 5 - Refusal to Issue License; Notice; Appeal; Hearing
Section 6 - Violations of This Chapter; Investigations by Commissioner
Section 7 - Revocation or Suspension of License; Grounds
Section 8 - Revocation or Suspension of License; Procedure
Section 9 - Contracts; Form and Contents
Section 11 - Delinquency and Collection Charge; Amount
Section 12 - Signing of Contract; Effect of Blank Spaces; Exceptions; Buyer's Written Acknowledgment
Section 14 - Finance Charges; Rate; Computation
Section 15 - Full Payment by Buyer; Duty of Holder of Retail Instalment Contract
Section 16 - Payment in Full Before Maturity; Refund Credit
Section 17 - Deferment or Renewal of Payment Dates; Refinancing; Computation of Rates; Rebates
Section 18 - Sale or Assignment of Contracts
Section 19 - Statement of Payments; Forwarding to Buyer; Receipts for Payments
Section 19a - Holder of Retail Installment Contract Subject to Buyer's Defenses Against Seller
Section 20 - Non-Enforceability of Certain Provision of Contract
Section 20a - Default; Enforcement; Notice; Accelerated Payment; Curing of Default
Section 20c - Repossession of Motor Vehicle; Notice to Police
Section 22 - Violation of Secs. 9 to 14 or Secs. 18 to 20; Effect
Section 23 - Waiver of Provisions of This Chapter; Effect