Does the French minimum wage keep up with inflation?

The salaire minimum interprofessionnel de croissance (SMIC), France's minimum wage, is worth €12.02 per hour, gross, on 1 January 2026, and €12.31 since 1 June 2026 after an automatic mid-year uprating. In 2025 it corresponded to €1,426.30 net per month for a full-time job, according to the Institut national de la statistique et des études économiques (INSEE).

The question asked here is the one a minimum-wage earner asks when prices rise: does the uprating rule follow inflation, how fast, and what exactly does it guarantee?

The rule is written in the Labour Code. Every 1 January — every 1 July until 2009 —, the SMIC is raised by the inflation observed for the twenty per cent of households with the lowest incomes, plus half the gain in purchasing power of the basic hourly wage of blue- and white-collar workers. And as soon as the price index has risen by at least two per cent since the last uprating, an automatic increase takes effect during the year, without waiting for January. The government may add a discretionary boost; it has not done so since 2012.

This rule explains the pace of recent years. From 2013 to 2020, a period of low inflation, the SMIC saw only 8 steps in eight years — one a year, in January. From 2021 to 2024 it saw 9, three of them in 2022 alone. Measured from January to January, it rises by +6.6% in 2023, +3.4% in 2024, +2.0% in 2025 and +1.2% in 2026, against inflation of 5.2% in 2022, 4.9% in 2023, 2.0% in 2024 and 0.9% in 2025.

Over the long run, the gross hourly SMIC went from €4.87 in 1991 to €11.88 in 2025, or +143.9%. Over the same interval, the consumer price index rose by +73.9%. Both paths are drawn below, rebased to 100; what their gap means once prices are removed — and what it is worth depending on the starting year — is the subject of the full study.

What has changed since 2021 is the trigger. From 2013 to 2020, the automatic mid-year uprating never fired, for lack of two per cent inflation within a few months. It fired in October 2021, twice in 2022, in May 2023, in November 2024 and in June 2026. The SMIC has thus become, in practice, indexed in near real time — with a lag of a few months, never more than a year.

The result can be read over 2019-2024: the hourly SMIC rose by +16.2%, the basic wage of blue- and white-collar workers by +16.1%, and prices excluding tobacco by +14.5%. The three quantities moved by a similar order; the SMIC neither fell behind nor pulled markedly ahead of other wages.

The formula creates an almost mechanical relationship between one year's inflation and the next year's uprating: 2022 and 2023, years of high inflation, are followed by the largest January increases; 2025, a year at 0.9%, is followed by the smallest since 2021 (+1.2%). The inflation used is that of the lowest income quintile, not that of all households: between 2019 and 2025, that quintile's price index rose by +15.5%, a pace very close to the overall index.

The second component — half the purchasing-power gain of basic wages — played only at the margin recently, precisely because basic wages barely outpaced prices. It explains, on the other hand, why in the 1990s and 2000s the SMIC rose faster than inflation in years when real wages were rising.

Two episodes show the formula at work in both directions. In 2009, a crisis year, inflation drops to 0.1%, but the SMIC had been raised twice in 2008, in May and then July, on rising prices: from January 2008 to January 2009 it rises by +3.2%. Conversely, after the zero inflation of 2015 (0.0%), the January 2016 increase is only +0.6%.

The 2022 shock is the sharpest episode: three upratings in a single calendar year, a configuration the low-inflation decade had never produced, forced by the two per cent trigger.

Since June 2026, the gross hourly SMIC has been €12.31, after €12.02 on 1 January. Over a year, consumer prices for the lowest income quintile are up +2.8% in August 2026, according to INSEE's monthly index (year-on-year change computed by France ÉcoScan). The amount for the next 1 January is not known in advance, and this page does not forecast it: the law sets it from the rise in that quintile's prices since the previous uprating — that of June 2026 — plus half the purchasing-power gain of the basic hourly wage of blue- and white-collar workers, and the government may go further.