Syntec index for September 2022 published

The Syntec index (base 100 in 1961) for September 2022 was published on October 31, 2022.

The value of the Syntec index for September 2022 is 287.2 to 280,0 in September 2021, an annual increase of + 2.57% over 12 months in a row. The September index is up + 0.28% from the previous month (286.4 in August 2022).

Table of changes in the Syntec index for September 2022


September 2022 Syntec Index

August 2022 Syntec Index

September 2021 Syntec Index

Syntec index value




Change in % from the base


Up 0.28%

Up 2.57%

Official source: Syntec Federation (not INSEE).

Official Syntec Index

Our Syntec Index 2022 table has been updated here: Syntec Index 2022.

The Syntec index reflects the evolution of salary costs (mainly intellectual services) of companies in the professional branches of the Syntec Federation:

  • Syntec Informatique“,
  • Syntec Ingénierie,”
  • Groupement Syntec des Syndicats d’Études et de Conseils”.

It is mainly used to update the financial clauses of engineering, contracted personnel, maintenance, and IT contracts. Its value is calculated each month based on a survey of representative companies.

The Ministry of Economics and Finance in France has recognized the Syntec index since November 11, 1974.

Frequently asked questions (FAQ) about the September 2022 Syntec Index


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