EXHIBIT 5.1


                                              McLaughlin & Stern, LLP
                                          260 Madison Avenue, 18th Floor
                                             New York, New York 10016

                                                    May 9, 2000

         We are  rendering  this  opinion in  connection  with the  Registration
Statement  on  Form  S-8  (the  "Registration   Statement")  filed  by  I.C.T.S.
INTERNATIONAL  N.V. (the "Company') with the Securities and Exchange  Commission
(the "Commission") under the Securities Act of 1933, as amended, on or about the
date hereof.  The  Registration  relates to the  registration  of 600,000 shares
("Shares") of Common Stock,  par value 1.0 Dutch guilder per share issuable upon
exercise of stock options  ("Options")  to be granted  pursuant to the Company's
1999 Equity Incentive Plan.

         We  hereby  advise  you  that  we have  examined  originals  or  copies
certified to our satisfaction of the Certificate of Incorporation and amendments
thereto and the By-Laws and  amendments  thereto of the Company,  minutes of the
meetings of the Board of Directors and Shareholders and such other documents and
instruments,  and we  have  made  such  examination  of law  as we  have  deemed
appropriate as the basis for the opinions hereinafter expressed.

                  Based on the foregoing, we are of the opinion that:

1. The Company has been duly  incorporated  and is validly  existing and in good
standing under the laws of The Netherlands.

                  2. Based upon the  foregoing,  we are of the opinion that when
issued  and paid for in  accordance  with the terms of the  Options,  the Shares
pursuant  to the 1999  Equity  Incentive  Plan will be duly  authorize,  validly
issued, fully paid and nonassessable.


         We  hereby  consent  to the  filing  of this  opinion  as a part of the
Registration  Statement  and to the use of our name  therein  and in the related
prospectus.



                                                     Very truly yours,

                                                     /s/McLaughlin & Stern, LLP