Once a valid representative has been chosen, workers who are not part of the union are also bound by the collective agreement and cannot negotiate individual contracts with the employer (J. I. Case Co. v. NLRB, 321 U.P. 332, 64 pp. Ct. 576, 88 L. Ed. 762 ). Therefore, the employer cannot extend other conditions to workers in the bargaining unit, even if those conditions are more favourable, unless the collective agreement provides for flexible conditions (Emporium Capwell Co.
v. Western Addition Community Organization, 420 U.P. 50, 95 pp. Ct. 977, 43 L. Ed. 2d 12 ). In short, it is at this stage that the agreement will be concluded and the final details will be agreed. Congress first established collective bargaining rights through the Railway Labor Act in 1926. . .