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📊 Free monthly publication Published October 1, 2026 5 minutes read By Nexelys

Half the offices of 2019

In August 2026, France authorised half the office floor area it did in 2019. That level has been reached only four times since 2000, and three of those four months fall in the past year. Meanwhile housing is recovering and other premises are holding. It is not construction that is stopping. A cross-sector analysis, without jargon, from public sources only.

Sectors: Construction · Real estate · Transport · Economy

This month's intuition

An office building permit is the slowest decision in the property cycle. Three to four years pass between filing and delivery. A developer filing today is betting on 2030. That is why this series deserves to be read on its own: it does not say what the economy is doing, it says what people believe it will do. Right now it says nobody is betting on the office any more. The European index of office floor area authorised in France stands at 60.0 in August 2026, 2021 = 100 (source: Eurostat, sts_cobp_m, seasonally adjusted). Of the 320 months published since January 2000, only four sit at or below that level: April 2020, the first lockdown month, at 56.9; September 2025 at 60.0; May 2026 at 58.4; and August 2026. Three of the four fall in the past twelve months. The annual average goes from 130.5 in 2019 to 68.2 over the first eight months of 2026, which is 47.8 % lower. And this is not a general slowdown: in the same month, the index for premises other than offices stands at 95.8. Authorised housing is picking back up. Here is what that single decision moves, across three other sectors.

Who still authorises offices

Index of authorised office floor area, 2021 = 100, average of the twelve months ending in May 2026, the latest window common to all five areas.

Area Index, 12 months Year on year Versus 2019 average
Spain 534.3 +8.2% +500.5%
Belgium 99.6 +5.5% -8.1%
Euro area 71.2 -7.1% -35.3%
France 69.1 -14.6% -47.1%
Germany 49.6 -5.3% -45.0%

Source: Eurostat, sts_cobp_m, building permit floor area for office buildings, seasonally adjusted. The five areas do not publish up to the same month: the comparison therefore uses the same twelve-month window for all of them.

Three readings come out of this table. First, the fall is European: the euro area authorises 35.3 % less office floor area than in 2019. Second, France is the only one of the five still falling by double digits year on year, while Germany, starting from a lower level, has almost stopped falling and Belgium is recovering. Third, Spain, which today authorises five times the office floor area it did in 2021. That figure is surprising enough to be checked: it holds on the raw series as well as on the seasonally adjusted one, and the rise is steady year after year since 2022. It is not a data glitch. We do not explain it here, for lack of a public source documenting it: we flag it.

Construction

It is not construction that is stopping, it is the office

Authorised office floor area falls 29.1 % year on year. Authorised dwellings rise 3.9 %.

The two figures are published on the same day, by the same service, from the same file. In August 2026, France authorised 104,341 square metres of offices, 29.1 % less than a year earlier. Over the rolling twelve months ending in the same month, 354,800 dwellings were authorised, up 3.9 % year on year, and 2.80 million square metres of other premises, up 0.6 % (source: SDES, Sit@del2 database, recent months provisional). Only one of the three is falling, and it falls alone. That is what makes the reading interesting: if construction demand were collapsing, all three would fall together. If the office were turning into something else, other premises would rise. Neither happens. The floor area that no longer goes into offices goes nowhere else: it leaves the order book. One detail completes the picture: authorised habitable floor area is also down, by 14.0 % year on year, while the NUMBER of dwellings rises. More dwellings are authorised, but smaller ones. Square metres are getting scarcer everywhere, except that in offices they are not getting scarcer, they are withdrawing.

🔍 Focus: why a permit beats a survey

A business survey asks executives what they think. Filing a permit commits architect fees, soil surveys, a sale agreement and, most of the time, a bank agreement in principle. Nobody files an office permit just to see. It is an opinion that has already cost money, which makes it a more honest leading indicator than most. The trade-off is its slowness: it says nothing about the current quarter. It says what the market believes about three or four years out. Two reading precautions apply. First, recent months in Sit@del2 are provisional and revised upwards, which means the measured fall is more of a floor. Second, the Eurostat index is seasonally adjusted, and that is essential, because permit filings collapse every August and every December for reasons that have nothing to do with the economy.

📈 Market indicators: Construction
  • Authorised office floor area, August 2026: 104,341 sqm, down 29.1 % year on year (source: SDES, Sit@del2)
  • Dwellings authorised, 12 months to August 2026: 354,800, up 3.9 % year on year (source: SDES, Sit@del2)
  • Other premises authorised, August 2026: 2.80 million sqm, up 0.6 % year on year (source: SDES, Sit@del2)
  • BT01 all-trades index, July 2026: 138.9, up 4.1 % year on year, against 8.8 % for TP09 asphalt (source: INSEE)
⚠️ The point to watch is not next month, it is the next revision. Recent months in Sit@del2 are provisional and revised upwards: if the drop in offices survives two or three successive revisions, it is no longer a statistical hole.
→ Get the detailed construction analysis every month
Real estate

Housing is reviving, the office is not

Existing-home transactions recover 7.9 % year on year. Prices do not move: up 0.1 %.

If offices are no longer being built, it is because the existing stock is enough, or because it no longer lets at a rent that would justify new build. The housing market tells the opposite story. In the first quarter of 2026, 952,000 existing-home transactions were recorded over rolling twelve months, up 7.9 % year on year after three years of decline (source: INSEE and CGEDD, from notarial databases). But the existing-home price index stays at 127.4, up 0.1 % year on year (source: INSEE). Volume is picking up, value is not following. That is the signature of a market unlocked by buyers rather than by prices, and credit explains it: the average mortgage rate stands at 3.07 % in the first quarter of 2026 (source: Banque de France), while the ten-year OAT holds 3.49 % (source: Agence France Tresor). Effective rents rise 1.6 % year on year (source: Eurostat, harmonised index CP041), less than headline inflation. An investor comparing a residential rental yield indexed below inflation with government debt at 3.49 % does not need a model to decide.

🔍 Focus: what the permit says about the stock

An office permit is filed only if the developer expects a sufficient rent at delivery, three to four years later. When filings fall by half against 2019 and stay low four years running, the cyclical-trough hypothesis becomes hard to hold: a trough lasts one or two years, not four. Be careful, though, not to make this series say what it does not. It measures AUTHORISED floor area, not delivered, not occupied, and not rents. It says nothing about vacancy, which no French public statistic publishes at national level. And it mixes new-build offices with heavy refurbishment, which do not follow the same economics.

📈 Market indicators: Real estate
  • Office versus other premises permits, France, August 2026: index 60.0 against 95.8, 2021 = 100 (source: Eurostat, sts_cobp_m)
  • Existing-home transactions, Q1 2026: 952,000 over twelve months, up 7.9 % year on year (source: INSEE, notarial databases)
  • Existing-home prices, Q1 2026: index 127.4, up 0.1 % year on year (source: INSEE)
  • Credit and debt, Q1 2026: average mortgage rate 3.07 % (source: Banque de France), ten-year OAT 3.49 % (source: Agence France Tresor)
⚠️ The signal to watch is the crossing point: if transactions keep rising while prices stay flat, the market is adjusting through volume. If prices pick up while credit stays above 3 %, supply is short.
→ Get the detailed real estate analysis every month
Transport

Hauliers have stopped buying

Freight transport service prices rise 3.6 %. Light commercial vehicle registrations fall 14.0 %.

An office building that does not come out of the ground means lorries of materials that do not run, and later commutes that do not exist. Transport therefore absorbs the decision twice, four years apart. For now, prices are holding: the freight transport services price index reaches 105.0 in August 2026, up 3.6 % year on year (source: INSEE). But the fleet is no longer being renewed. In August 2026, 1,705 heavy goods vehicles were registered, down 5.5 % year on year, and 16,382 light commercial vehicles, down 14.0 % (source: SDES, road vehicle statistical register). A lorry is bought for five to seven years: to stop ordering is to say you do not believe in end-of-decade traffic. Over the same period, battery electric car registrations double, to 36,594 units in August, 111 % more than a year earlier (source: SDES). The fleet is not shrinking: it is being recomposed. What falls is the working tool; what rises is the household vehicle.

🔍 Focus: why a registration is a vote

Registering a commercial vehicle is not a comfort purchase. It follows a calculation: expected rounds, fuel cost, depreciation period. When the figure drops 14 % in a year on light commercial vehicles, it is not that hauliers are doing badly today, it is that they do not want to tie up capital against traffic they do not expect. One precaution: August is structurally weak, and registration series are very volatile month to month. That is why the comparison here runs August against August, not month against previous month. The same month from one year to the next carries the same number of working days and the same closing habits.

📈 Market indicators: Transport
  • Heavy goods vehicle registrations, August 2026: 1,705, down 5.5 % year on year (source: SDES)
  • Light commercial vehicle registrations, August 2026: 16,382, down 14.0 % year on year (source: SDES)
  • Battery electric cars, August 2026: 36,594, up 111 % year on year (source: SDES)
  • Freight transport services prices, August 2026: index 105.0, up 3.6 % year on year (source: INSEE)
⚠️ Prices are rising while the fleet is not being renewed. That combination never lasts long: either demand returns and the fleet has to follow in a hurry, or prices eventually give way. Whichever moves first will give the answer.
→ Get the detailed transport analysis every month
Economy

An economy holding without momentum

Inflation returns to 2.4 %, driven by housing and energy. Consumer confidence stays at 86.

Nothing in today's economic picture, on its own, explains the disappearance of the office, and that is precisely what makes the signal interesting. In August 2026, consumer prices rise 2.4 % year on year. Housing, water, gas and electricity rise 3.6 %, and energy alone 7.7 % (sources: INSEE and Eurostat, harmonised index CP045). Industrial production excluding construction edges down 0.5 % year on year in July (source: INSEE). Unemployment stands at 8.2 % in August (source: Eurostat). And consumer confidence stays at 86 in September, two points below its level a year ago and well below its long-run average, set at 100 by construction (source: INSEE, monthly consumer survey). None of these figures is catastrophic, none is good. This is an economy that holds, without momentum, and in which the cost of what cannot be avoided keeps rising faster than the rest. A developer reading this page does not see a crisis. He sees no reason to commit capital four years out.

🔍 Focus: what a confidence index actually measures

The composite consumer confidence indicator published by INSEE is not a percentage and has no base year. It is normalised so that its long-run average equals 100: a reading of 86 therefore means fourteen points below the historical norm, not a 14 % fall. That nuance changes the reading. An index at 86 that has not moved for months does not describe a deterioration under way, it describes a settled regime. And a settled regime is far more off-putting for a four-year decision than a shock, which everyone knows will pass.

📈 Market indicators: Economy
  • Inflation, August 2026: up 2.4 % year on year, including 3.6 % for housing, water, gas and electricity (source: INSEE)
  • Energy, August 2026: up 7.7 % year on year (source: Eurostat, harmonised index CP045)
  • Consumer confidence, September 2026: 86, against a long-run average of 100 (source: INSEE)
  • Unemployment, August 2026: 8.2 % of the labour force (source: Eurostat)
⚠️ The point to watch is energy. It is what keeps inflation above 2 %, what widens the gap between building and civil engineering indices, and what weighs on confidence. If it recedes, three problems ease at once.
→ Get the detailed economic outlook every month

The thread: four horizons, one curve

The four sectors tell the same story at different speeds. The office permit is the longest decision: it bets four years out, and it has stopped betting. Registering a lorry is a five to seven year decision: it is falling too. Buying an existing home is a decision measured in months: it is picking up. And everyday consumption, which is not really decided at all, is holding. Rank those four signals by horizon and you get a perfectly ordered curve: the further ahead the decision commits, the more it retreats. This is not the picture of an economy in crisis, it is the picture of an economy that has stopped projecting itself forward. The difference matters, because a crisis is lived through, whereas a failure to project is paid for later, when what was never decided should have been delivered. The office floor area authorised in 2026 is what will be missing, or not, in 2030.

Where France stands

One last marker, to place France. Over the twelve-month window ending in May 2026, the latest common to all five areas, the index of authorised office floor area stands at 69.1 in France, 71.2 in the euro area, 49.6 in Germany, 99.6 in Belgium and 534.3 in Spain, all on a 2021 = 100 base (source: Eurostat, sts_cobp_m). France is therefore neither the lowest nor the highest. It is the one still going down. And that is the only information that matters for a four-year decision: a floor that has been reached can be climbed back from, a floor still being sought cannot.

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Sources

Every figure in this publication comes from public sources and can be checked against the source cited. Sit@del2 data for recent months are provisional and revised upwards. Year-on-year changes are computed from a month against the same month of the previous year, and cross-country comparisons use the same index base and the same window.