WASHINGTON—Merchant groups are forming a countrywide coalition to marketing campaign for stricter antitrust regulations, including actions they hope could power Amazon.com Inc. to spin off some of its small business traces.

The work is becoming launched Tuesday by trade teams that stand for modest hardware merchants, place of work suppliers, booksellers, grocers and some others, along with organization teams from 12 towns, organizers say. Merchants approach to drive their congressional representatives for stricter antitrust legislation and harder enforcement of present types.

The groups, which collectively characterize countless numbers of enterprises, want federal legislation that would reduce the operator of a dominant online marketplace from marketing its have items in levels of competition with other sellers, a policy that could effectively individual Amazon’s retail product or service enterprise from its on line market.

Customers of the Residence Antitrust Subcommittee are thinking about laws alongside those people strains as they weigh alterations to U.S. antitrust regulation, while no invoice has however been introduced.

The merchant teams also want harder enforcement of level of competition laws and authorized adjustments that would make it simpler for the government to gain antitrust lawsuits against huge companies.