By Johann M Cherian and Kanchana Chakravarty (Reuters) -U.S. President Donald Trump imposed new fees on H-1B visas on Friday as part of his wide-ranging crackdown on immigration. Trump's executive order, which took effect at 12:01 a.m. EDT on Sunday (0401 GMT), hikes the fee for H-1B visa applicants to $100,000. It is a one-time fee applied only to new applicants and not holders of existing visas or those seeking renewals. WHAT IS THE H-1B VISA PROGRAM? Established under the Immigration Act of 1990, th ...