NLRB Form 502 (UC) - Unit Clarification Petition

Entity Mandating Poster: National Labor Relations Board

Applicability: An employer seeking clarification of the placement of certain employees or job classifications in a labor organization currently recognized by the employer.

Filing Specifications: The petition must be filed by using E-File at or by submitting an original of the petition to the NLRB office in the region in which the employer concerned is located.

Obtaining This Form: This form may be downloaded directly from the National Labor Relations Board website.

Additional Resources

National Labor Relations Board