Introduction
A treaty is a formal agreement between two or more States or international organisations, governed by international law. Treaties are important sources of international law. They create legal rights and duties for the parties.
The process of making a treaty is known as the formation or conclusion of a treaty. The Vienna Convention on the Law of Treaties, 1969 (VCLT) provides the main rules regarding the formation, interpretation and operation of treaties.
Stages in the Formation of a Treaty
The formation of a treaty generally involves the following stages:
1. Negotiation
The first step is negotiation between the representatives of the states. They discuss the subject, terms and conditions of the proposed treaty.
2. Adoption of the Text
After negotiation, the participating states agree upon and adopt the final text of the treaty.
3. Authentication of the Text
The final text is officially confirmed as correct and genuine. It ensures that the agreed text will not be changed without proper consent.
4. Signature
The authorised representatives sign the treaty. In some cases, the signature itself makes the treaty binding. In other cases, it only shows the intention of the states to accept the treaty, subject to ratification.
5. Ratification
Ratification is the formal approval of a treaty by a state through its competent constitutional authority. After ratification, the State expresses its final consent to be legally bound by the treaty.
6. Exchange or Deposit of Instruments
The States may exchange their instruments of ratification or deposit them with a designated authority, such as the Secretary-General of the United Nations.
7. Entry into Force
A treaty becomes legally effective when the conditions mentioned in it are fulfilled. It may enter into force after ratification by a fixed number of states or on a specified date.
Reservation to a Treaty
A reservation is a statement made by a state when signing, ratifying, accepting, approving or acceding to a treaty. Through reservation, a state intends to exclude or modify the legal effect of certain provisions of the treaty in their application to that state.
For example, if a treaty contains ten provisions and a state does not agree with one particular provision, it may make a reservation regarding that provision, if permitted.
Main Rules Regarding Reservation
The main rules governing reservations to treaties are as follows:
- A state can make a reservation unless the treaty prohibits it.
- A reservation cannot be made if the treaty allows only certain specific reservations and the proposed reservation is not included.
- A reservation must not go against the object and purpose of the treaty.
- Other states may accept or object to a reservation.
- A reservation generally modifies the treaty obligations between the reserving State and the accepting State to the extent of the reservation.
Thus, reservation allows states to become parties to a treaty even when they do not agree with every provision, while respecting the basic purpose of the treaty.
Ratification of a Treaty
Ratification means the formal approval of a treaty by a state after its signature. It confirms the State’s final consent to be legally bound by the treaty.
The Main Purposes of Ratification
The main purposes of ratification are:
- To give the State time to examine the treaty carefully.
- To obtain approval from the competent constitutional authority.
- To ensure that the treaty is consistent with the country’s laws and policies.
- To make the State legally bound by the treaty.
For example, a state may sign an international treaty first and later ratify it after completing its required constitutional procedures.
Legal Effect of Signature Before Ratification
It is important to note that a signature does not always make a treaty binding. However, under Article 18 of the Vienna Convention, a state that has signed a treaty subject to ratification must avoid acts that would defeat its object and purpose until it makes its intention clear not to become a party.
Accession to a Treaty
Accession means joining a treaty by a state that did not sign it during the initial signing period. It allows such a state to become a party by accepting the treaty according to its provisions.
For example, a state that did not participate in the original signing of a treaty may later join it through accession, if permitted.
Importance of Treaties in International Law
Treaties play an important role in maintaining peaceful and friendly relations among states. Their importance can be explained as follows:
1. Maintenance of Peace
Treaties help prevent wars and promote peaceful relations among nations.
2. International Cooperation
They encourage cooperation in trade, education, science, technology and other fields.
3. Protection of Human Rights
Treaties protect basic human rights and fundamental freedoms.
4. Settlement of Disputes
They provide peaceful methods for resolving disputes between states.
5. Economic Development
Trade and investment treaties promote economic growth and development.
6. Environmental Protection
Treaties help States work together to control pollution, climate change and environmental damage.
7. Creation of Legal Obligations
Treaties create binding rights and duties for the states that become parties to them.
8. Development of International Law
They help develop and strengthen international law by establishing common rules and standards.
Conclusion
The formation of a treaty is an important process in international law. It generally includes negotiation, adoption, authentication, signature, ratification and entry into force.
Reservation provides flexibility to states, while ratification confirms their final consent to be bound by a treaty. Treaties promote peace, cooperation, security, human rights and international development.
Therefore, they are essential instruments for maintaining order and good relations among nations.

