A political action committee is looking to figure out whether it can safely use the Internet to support national political candidates, or whether the Federal Election Commission might seize the opportunity to impose the kind of regulations Democrats have been striving to attain.

The request for an advisory opinion, filed on behalf of Citizen Super PAC, asks the FEC whether it would be permissible to email supporters of a candidate’s campaign, or whether that would cross a line prohibiting coordination with candidates.