44 DEPARTMENT OF AGRICULTURE General Legislation Affecting Agricultural Cooperation Most cooperatives are interested in three types of general legislation. The first class includes the cooperative marketing acts and other acts permitting the formation and operation of cooperatives on a basis not permitted under the general cooperation laws. The second class of laws include such features as found in the exemption provisions of the Federal Revenue Act, in the financing features of the Farm Credit Act, and in the anti-trust exemption contained in the Capper-Volstead Act. The third class embraces the many laws, both State and Federal, which regulate business and business practices, which impose taxes, and which govern the relations between employed and employee. Ex- amples of this type of legislation are the Robmson-Patman Act, Social Security Act, Wagner-Connery Labor Act, and laws such as governing cold storage and warehouse com- panies. The Robmson-Patman Act prohibits discrimination in price between purchasers of commodities of like grade and quality. To accomplish this, certain discrimination in price and advertising and brokerage allowances have been made unlawful. This law requires a seller to treat all of his customers equally, or at least on proportionately equal terms. It applies to every transaction of interstate com- merce and it applies indirectly to intrastate sales. Those responsible for the management of cooperatives engaged in buying or selling goods in intrastate commerce, should become familiar with the provisions of this act and endeavor to keep up to date with the rules and regulations imposed by the agency responsible for its administration. The Social Security Act is legislation of a different character. It provides, among other things, for old-age