The cabinet has published the timeline for the FY2571 budget. Pre-budget consultation with ruling and opposition parties, the private sector (กกร.), academics and the public starts October 2569 (2026). Budget requests from agencies are due by 12 February 2570 (2027), cabinet approves the draft bill on 8 June 2570, and the bill goes to parliament in June–September 2570. Money is meant to flow from 1 October 2570. For an SME: if you sell to government agencies or depend on local public projects, the window to influence priorities or chase procurement is roughly October 2026 to February 2027. Projects of 500 million baht or more face extra corruption risk review.