The US Department of Labor has opened up an investigation against TCS and Infosys for possible violations of H-1B visa rules, indicating that there could be tougher regulations ahead for onsite workers.

As the campaigning for the 2016 US Presidential elections starts to gain steam, Indian outsourcers find themselves in the midst of yet another storm.

In the latest round, the Labor Department is investigating possible violations of rules for visas for foreign technology workers contracted with Southern California Edison, an electric utility company.

Senators Richard Durbin of Illinois and Jeff Sessions of Alabama announced the investigation after they were notified by the Department, according to reports.