National Labor Relations Board v. Retail Store Employees Union, Local 1001

*609Me. Justice Powell

delivered the opinion of the Court.†

The question is whether § 8 (b) (4) (ii) (B) of the National Labor Relations Act, 29 U. S. C. § 158 (b) (4) (ii) (B), forbids secondary picketing against a struck product when such picketing predictably encourages consumers to boycott a neutral party’s business.

I

Safeco Title Insurance Co. underwrites real estate title insurance in the State of Washington. It maintains close business relationships with five local title companies.1 The companies search land titles, perform escrow services, and sell title insurance. Over 90% of their gross…