Sec. 17a.
It shall be unlawful for a labor organization or its agents to picket or cause to be picketed, or threaten to picket or cause to be picketed, any employer where the primary object thereof is forcing or requiring an employer to recognize or bargain with a labor organization as the representative of his employees, or forcing or requiring the employees of an employer to accept or select such labor organization as their collective bargaining representative
(1) Where another labor organization has been certified or has been lawfully recognized in accordance with this act and a question concerning representation may not appropriately be raised under section 27, or
(2) Where, within the preceding twelve months a valid election under section 27 has been conducted,
unless the picketing labor organization is currently certified or lawfully recognized as the representative of such employees.
History: Add. 1965, Act 282, Imd. Eff. July 22, 1965
Structure Michigan Compiled Laws
Chapter 423 - Labor Disputes and Employment Relations
Act 176 of 1939 - Employment Relations Commission (423.1 - 423.30)
Section 423.1 - Declaration of Public Policy.
Section 423.6 - Repealed. 1978, Act 250, Imd. Eff. June 20, 1978.
Section 423.7 - Employment Relations Commission; Principal Office; Office Space; Rules.
Section 423.8 - Employees; Rights.
Section 423.9b, 423.9c - Repealed. 1978, Act 250, Imd. Eff. June 20, 1978.
Section 423.9e - Bargaining Unit.
Section 423.9f - Mass Picketing; Threats or Force, Picketing Private Residence, Misdemeanor.
Section 423.9g - Copy or Statement of Most Recent Offer Submitted by Employer to Bargaining Unit.
Section 423.10 - Steps by Commission to Effect Settlement.
Section 423.12 - Disqualification of Commissioner.
Section 423.13-423.13g - Repealed. 1978, Act 250, Imd. Eff. June 20, 1978.
Section 423.15 - Unlawful Possession of Property; Penalty.
Section 423.16 - Company Unions; Interference With Unions and Discrimination Prohibited.
Section 423.17 - Prohibited Conduct; Violation; Civil Fine.
Section 423.17a - Unlawful Picketing to Force Recognition or Bargain With Labor Organization.
Section 423.19 - Liberal Construction of Act; Police Powers.
Section 423.20 - Expenses Paid From Legislated Appropriations.
Section 423.22 - Unlawful Acts; Legal or Equitable Remedy.
Section 423.22a - Repealed. 1949, Act 230, Imd. Eff. May 31, 1949.
Section 423.24 - Conspiracy; Penalty.
Section 423.25 - Written Findings as to Matters in Disagreement; Availability of Writings to Public.
Section 423.25a - Confidential Information.
Section 423.27 - Petition as to Representation; Investigation; Hearing; Election.
Section 423.28 - Determination of Appropriate Unit for Collective Bargaining.
Section 423.30 - Duty to Bargain; Collective Bargaining, Definition.