Peaceful picketing

(1) It shall be lawful for one or more persons, but not more than three in any one place at any one time, acting on their own behalf or on behalf of a trade union or of an individual employer or firm in contemplation or furtherance of a trade dispute to attend at or near a house or place where a person resides or works or carries on business or happens to be if they so attend merely for the purpose of peacefully obtaining or communicating information or of peacefully persuading any person to work or abstain from working. (2) Persons acting on their own behalf or on behalf of a trade union pursuant to subsection (1) of this section, shall when so acting wear a distinctive badge or armlet bearing the word “Picket” inscribed in legible characters. 22