Original sentence: The rules state that for projects above a certain financial threshold (about £100,000K)  a contract notice must be published in Supplement S of the Official Journal of the European Union OJEU previously known as [OJEC S-Series]
Edited sentence: The rules state that for projects above a certain financial threshold (about £100K)  a contract notice must be published in Supplement S of the Official Journal of the European Union OJEU previously known as [OJEC S-Series]