Cihon/Castagnera, Employment and Labor Law, 9e Instructor’s Manual Chapter 14
Issue: Do employees have a statutory right to use an employer’s email system for Section 7 purposes?
Decision: A majority of the NLRB overruled the Board’s decision in Register Guard to the extent it holds
CASE 14.4 COSTCO WHOLESALE CORPORATION AND UNITED FOOD AND
COMMERCIAL WORKERS UNION, LOCAL 371
358 NLRB No. 106 (Sept. 7, 2012)
Facts: The employer, Costco Wholesale Corp., included a number of restrictions on employee activity as
part of its employee handbook [known as the Costco Employee Agreement]. One rule, section 11.9 of the
employee handbook, stated: “Any communication transmitted, stored or displayed electronically must
comply with the policies outlined in the Costco Employee Agreement. Employees should be aware that
statements posted electronically (such as [to]online message boards or discussion groups) that damage the
Issue: Does the employer’s restrictions on what employees may post on social media interfere with,
restrain, or coerce the employees’ exercise of their Section 7 rights?
g) In hospital settings, an employer may prohibit soliciting by employees in
patient-care areas, but prohibiting employees the right to solicit in non patient-
care areas, such as the hospital cafeteria is unlawful.
(1) Beth Israel Hospital v. NLRB is an example.
5. Other Sections 8(A)(1) Violations
a) When an employer seeks to conduct a poll to determine the legitimacy of