does not wish to agree that aspect at that time the State can formally say that they want to think about the treaty or modify it slightly, and agree it at a later date. This is done by the State recording a written ‘reservation’ in relation to the operation of that part of the treaty in that State. As with derogations a written record of the reservation is drawn up, signed by the State concerned and attached to the treaty. 5.3.5 Changing a treaty Treaties can be changed in several ways as indicated in Figure 5.2, below. Figure 5.2: ways of changing treaty 5.3.6 Cancelling an agreement If a State wishes to cease to be bound by a treaty, it may sign an instrument cancelling its agreement—this is an abrogation which is also attached to the original treaty. 5.3.7 Official records of treaties The Secretary General of the Council of Europe (see below) is the depository for European conventions, agreements and treaties. The Secretary General keeps all of the originals and usually presides over their signatures. He also keeps the written records (instruments) of ratification, or accession (joining other States to a treaty that has already been negotiated and ratified). He also arranges registration of these European documents with the Secretary General of the United Nations.

DOI link for does not wish to agree that aspect at that time the State can formally say that they want to think about the treaty or modify it slightly, and agree it at a later date. This is done by the State recording a written ‘reservation’ in relation to the operation of that part of the treaty in that State. As with derogations a written record of the reservation is drawn up, signed by the State concerned and attached to the treaty. 5.3.5 Changing a treaty Treaties can be changed in several ways as indicated in Figure 5.2, below. Figure 5.2: ways of changing treaty 5.3.6 Cancelling an agreement If a State wishes to cease to be bound by a treaty, it may sign an instrument cancelling its agreement—this is an abrogation which is also attached to the original treaty. 5.3.7 Official records of treaties The Secretary General of the Council of Europe (see below) is the depository for European conventions, agreements and treaties. The Secretary General keeps all of the originals and usually presides over their signatures. He also keeps the written records (instruments) of ratification, or accession (joining other States to a treaty that has already been negotiated and ratified). He also arranges registration of these European documents with the Secretary General of the United Nations.

does not wish to agree that aspect at that time the State can formally say that they want to think about the treaty or modify it slightly, and agree it at a later date. This is done by the State recording a written ‘reservation’ in relation to the operation of that part of the treaty in that State. As with derogations a written record of the reservation is drawn up, signed by the State concerned and attached to the treaty. 5.3.5 Changing a treaty Treaties can be changed in several ways as indicated in Figure 5.2, below. Figure 5.2: ways of changing treaty 5.3.6 Cancelling an agreement If a State wishes to cease to be bound by a treaty, it may sign an instrument cancelling its agreement—this is an abrogation which is also attached to the original treaty. 5.3.7 Official records of treaties The Secretary General of the Council of Europe (see below) is the depository for European conventions, agreements and treaties. The Secretary General keeps all of the originals and usually presides over their signatures. He also keeps the written records (instruments) of ratification, or accession (joining other States to a treaty that has already been negotiated and ratified). He also arranges registration of these European documents with the Secretary General of the United Nations.