This excerpt taken from the LUX 20-F filed Jun 28, 2006.
Creditors process and final judgment
(a) Any expropriation, attachment, sequestration, distress or execution affects any asset or assets of a member of the Group having an aggregate value of 25,000,000 and is not discharged within 15 days; or
(b) Any member of the Group fails to comply with or pay any sum due from it or them under any final judgment or any final order made or given by any court of competent jurisdiction when such sums exceed 25,000,000 (or its equivalent in any other currency),
in each case unless any Agreed Exception applies.