CRIMES, PUNISHMENTS AND PROCEEDINGS IN CRIMINAL CASES (Chapters 263 through 280)
PROCEEDINGS IN CRIMINAL CASES
TRIALS AND PROCEEDINGS BEFORE JUDGMENT
Withdrawal of uncounseled guilty plea
Section 29B. If a defendant having a right to counsel in a criminal proceeding has not been represented by counsel or has not properly waived his right to counsel and has entered a plea of guilty, such defendant may withdraw such plea as a matter of right at any time prior to imposition of sentence by the court.