In order for a treaty to go into effect it must be approved by .?

In order for a treaty to go into effect, it must be approved by the governing body of the state, typically requiring ratification by the legislature or parliament. In the United States, for example, treaties must be approved by a two-thirds majority in the Senate. Additionally, the treaty may require ratification by the respective parties, and in some cases, domestic laws may also need to be adjusted to align with the treaty's provisions.