After each ministry corrects details, the Bureau of the Budget submits the
adjusted Annual Budget Proposal to the Council of Ministers for final consideration.
The approved Annual Budget Proposal becomes the Annual Budget Bill that is printed
with the supplementary documents. The government then presents the Annual Budget
Bill and supplementary documents to Parliament for consideration.
Although Article 15 of Budget Procedure Act B.E. 2502 stipulates that the
government must propose the Annual Budget Bill two months before the beginning of
the fiscal year, the Annual Budget Bill is actually proposed around the end of May or
the beginning of June. As per constitutional provisions that specify a time frame for
parliamentary consideration of the Annual Budget Bill, the House of Representatives
and the Senate have 105 and 20 days,7 respectively, to consider the Annual Budget
Bill. The introduction of the Annual Budget Bill by the beginning of June ensures that
Parliament has sufficient time to consider and enact the bill by October 1