The article examines the budget crisis that occurred in Germany at the end of 2023. The results of the execution of the federal budget in terms of expenditures and net borrowings in 2022 are analyzed in comparison with the indicators of the five-year financial plan for 2022-2026, and the main deviations of the fact from the plan are identified. It is shown how the results of the 2022 budget led to an increase in the load on the 2023 budget from the point of view of the implementation of the purpose of renewing the debt brake set in the 2021-2025 Coalition Agreement. Further the events are presented that occurred during the crisis of 2023, which was caused by the decision of the Federal Constitutional Court on the incompetence of transferring net government borrowings from one year to other years (this transfer has been carried out by the ruling coalition in February 2022). Measures regarding the additional budget for 2023 and the new budget for 2024 are listed, that have been adopted by the government to implement the court verdict and return to the debt brake policy. The impact of the budget crisis on the accuracy of budget planning for 2024 is analyzed. The author comes to the conclusion: the results of 2024 will show an interruption in the barely begun post-pandemic restoration of the budget planning’s reliability.