Idonis barometer · October 2026

Belgian business barometer — October 2026

In October 2026, 30,677 annual accounts were filed with the National Bank of Belgium (31,003 in October 2025) and 4,895 companies were incorporated (5,089 in October 2025).

Data as of 31 Oct 2026. Aggregates calculated by Idonis from filed annual accounts (NBB) and the business register (CBE); no company is named.

Annual accounts filed per month

The busiest of the last thirteen months is July 2026, with 138,160 accounts filed: most financial years close on 31 December and filing is due within seven months.

MonthAccounts filed
Oct 202630,677
Sep 202641,143
Aug 2026123,297
Jul 2026138,160
Jun 2026108,726
May 202627,053
Apr 202631,611
Mar 202623,174
Feb 202616,836
Jan 202628,577
Dec 202519,610
Nov 202511,555
Oct 202531,003

Companies incorporated per month and region

51,886 companies were incorporated in Belgium over the last twelve months: 32,740 in Flanders, 11,925 in Wallonia and 7,055 in Brussels.

MonthBelgiumFlandersWalloniaBrussels
Oct 20264,8953,0771,098720
Sep 20264,2052,745900560
Aug 20262,9571,903665389
Jul 20263,9672,472910585
Jun 20264,2672,5311,006564
May 20263,1221,990705427
Apr 20264,3262,6631,050613
Mar 20264,5472,8251,091631
Feb 20263,9712,539872560
Jan 20264,6963,1051,012579
Dec 20257,1234,4501,792881
Nov 20253,8102,440824546
Oct 20255,0893,2831,126680
Last twelve months51,88632,74011,9257,055

Companies: SRL/BV, SA/NV, SC/CV, SNC/VOF and SComm/CommV (excluding associations, foundations and foreign entities). Region of the current registered office; a company without a known office in Belgium only counts in the total.

Median filing time by sector · financial years 2025

Half of the accounts for financial years closed in 2025 were filed at most 204 days after year end; 380,272 of the 577,561 filed financial years were filed within the legal deadline.

Method

  • Accounts filed: first filing of each financial year with the Central Balance Sheet Office of the National Bank, counted in the month of filing (a corrected filing does not count twice).
  • Companies incorporated: legal entities in the form of SRL/BV, SA/NV, SC/CV, SNC/VOF or SComm/CommV registered in the Crossroads Bank for Enterprises, counted in the month of their start date.
  • Filing time: days between the financial year end and the first filing, median of the financial years closed in 2025 and filed by 31 Oct 2026; the sector is the company's main activity (NACE).

Belgian company rankings: Belgium, regions, provinces → Belgian companies by sector →

Frequently asked questions

How many annual accounts were filed in October 2026?

30,677 annual accounts were filed with the National Bank of Belgium in October 2026, compared with 31,003 in October 2025. The busiest of the last thirteen months is July 2026 (138,160 accounts).

How many companies were incorporated in Belgium in October 2026?

4,895 companies (SRL/BV, SA/NV, SC/CV, SNC/VOF and SComm/CommV) were incorporated in October 2026, compared with 5,089 in October 2025; 51,886 over the last twelve months.

How quickly do companies file their accounts?

For financial years closed in 2025, half of the accounts were filed at most 204 days after year end. The legal deadline is seven months after year end: approval within six months, then filing within thirty days.

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