| 21 March 1921 |
4 August 1921 |
Exchange of Notes between Great Britain and Czechoslovakia relative to the Importation from Great Britain into Czechoslovakia of Opium and similar Drugs |
| 27 January 1923 |
|
Convention Supplementary to the Statute of Navigation of the Elbe |
| 1 February 1926 |
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Notes Exchanged between the United Kingdom and Czechoslovakia relative to the Reduced Rate of Customs Duty to be Levied on Printed Matter in English Advertising Products of British Industry imported into Czechoslovakia |
| 20 December 1926 |
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Exchange of Notes between the United Kingdom and Czechoslovakia concerning Importing Licensing System not to be worked unfavourably |
| 20 December 1926 |
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Exchange of Notes between the United Kingdom and Czechoslovakia Regulating Commercial Relations between Canada and Czechoslovakia, pending Conclusion of Commercial Treaty |
| 14 March 1930 |
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Exchange of Notes between the United Kingdom and Czechoslovakia concerning Reciprocal Abolition of Visas on Passports |
| 15 February 1935 |
30 August 1935 |
Convention between His Majesty in respect of the United Kingdom and the President of the Czechoslovak Republic Supplementary to the Convention of November 11, 1924 to Facilitate the Conduct of Legal Proceedings |
| 3 August 1936 |
|
Treaty of Commerce between His Majesty in respect of the Commonwealth of Australia and the President of the Czechoslovak Republic (with Final Protocol and Exchange of Notes) |
| 14 January 1939 |
25 February 1939 |
Exchange of Notes on the Reciprocal recognition of documents of Identity for Aircraft personnel. |
| 14 February 1939 |
|
Exchange of Notes regarding Commerce - Free Entry of Tourist Propaganda Material |
| 19 February 1947 |
19 February 1947 |
Agreement between the Government of the United Kingdom and the Government of the Czechoslovak Republic for the Supply of certain Aircraft and Equipment to Czechoslovakia [With Annex] |
| 19 February 1947 |
|
Exchange of Notes Terminating the Armed Forces Agreement of October 25, 1940 and the Armed Forces (Expenditure) Protocol of January 21, 1943 |
| 10 November 1947 |
|
Air Traffic Agreement with Annexes and Schedules |
| 3 March 1949 |
3 March 1949 |
Agreement between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Czechoslovak Republic for the Mutual Upkeep of War Graves |
| 30 December 1949 |
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Agreement between Czechoslovakia and Pakistan regarding Trade |
| 5 April 1950 |
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Agreement between India and Czechoslovakia regarding Exchange of Goods [with Protocol] |
| 28 July 1956 |
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Exchange of Notes of the granting on a Reciprocal Basis of Diplomatic Privileges and Immunities to Non-Diplomatic Personnel of the Diplomatic Mission of the Czechoslovak Republic and the United Kingdom |
| 22 October 1956 |
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Exchange of Notes between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of Czechoslovakia concerning the Agreement on Compensation for British Property, Rights and Interests affected by Czechoslovak Measures of Nationalisation, Expropriation and Dispossession, signed at London on September 28, 1949 |
| 22 October 1956 |
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Exchange of Notes between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of Czechoslovakia concerning the Agreement on the Settlement of certain Inter-Governmental Debts, signed at London on September 28, 1949 |
| 19 March 1958 |
19 November 1958 |
Agreed Minute concerning quotas for 1958 under the Trade Arrangement of 22 0ctober 1956 |
| 15 January 1960 |
15 January 1960 |
Agreement between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Czechoslovak Republic for Air Services between and beyond their respective Territories |
| 13 April 1960 |
|
Trade Arrangement for 1960/1962 |
| 20 March 1962 |
20 March 1962 |
Exchange of Notes between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Czechoslovak Republic concerning the Agreement on certain Inter-Governmental Debts signed at London on September 28, 1949 |
| 20 December 1962 |
20 December 1962 |
Exchange of Notes between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Czechoslovak Republic concerning the Agreement on certain Inter-Governmental Debts signed at London on September 28, 1949 |
| 18 November 1963 |
18 November 1963 |
Exchange of Notes between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Czechoslovak Socialist Republic concerning the Agreement on certain Inter-Governmental Debts signed at London on 28 September 1949 |
| 6 August 1965 |
|
Exchange of Notes - regulation of reciprocity in the payment of the Visa fees between the Czechoslovak Republic and the United Kingdom |
| 26 March 1968 |
26 March 1968 |
Agreement for Co-operation in the Field of Applied Science and Technology between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Czechoslovak Socialist Republic |
| 3 April 1975 |
14 October 1976 |
Consular Convention between the United Kingdom of Great Britain and Northern Ireland and the Czechoslovak Socialist Republic |