def is_rejected_with_high_vaf(vaf, status, vaf_th):
    """Check if SNV is rejected with vaf over threshold.

    Args:
        vaf: vaf of the SNV.
        vaf_th: vaf threshold.
        status: reject/pass status of SNV.

    Returns:
        True if rejected, False otherwise

    """
    if vaf > vaf_th and status == 'REJECT':
        return True
    else:
        return False