The Enforcement Directorate has issued a show-cause notice to Pakistani singer Rahat Fateh Ali Khan for alleged violation of foreign exchange rules involving Rs two crore, officials said on Wednesday.

The notice, issued on Monday, has been served in a case that pertains to the seizure of undeclared US dollars from him at the Delhi airport in 2011.

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[caption id="attachment_204598" align="alignnone" width="674"] Rahat Fateh Ali Khan[/caption]

"The show-cause notice has been served to Khan involving Rs 2 crore for alleged violation of foreign exchange rules," an ED official said.