Stockholm Naval Treaty
Battleships
Battleships (defined as a ship with a standard tonnage greater than 27,500 tons and an armament of 11 inches or greater) are limited to a standard tonnage of no more than 40,000 tons, with an armament no greater than 16.5 inches*. No ships with a tonnage or armament exceeding the above limits are to be constructed, sold, or delivered to a foreign power, and all ships built for foreign customers or on speculation must be announced to treaty signatories within at least 30 days of the ships being laid down. Ships may exceed their tonnage limit by 10% in future overhauls, with such additions taking place no less than 15 years after entering service and not counting against tonnage limits.
*Exceptions: Signatories may field no more than two ships with a tonnage no greater than 50,000 tons and an armament no greater than 18 inches.
Battleship Tonnage Limits:
British Empire (Australasia, Canada, Great Britain): 500,000 tons
Germany: 500,000 tons
United States: 340,000 tons
Japan: 340,000 tons
Russia: 260,000 tons
France: 180,000 tons
Austria: 180,000 tons
Confederacy: 180,000 tons
Battlecruisers
Battlecruisers (defined as a ship with a standard tonnage greater than 27,500 tons, an armament of 11 inches or greater, and a top speed no less than 25 knots) are limited to a standard tonnage of no more than 40,000 tons, with an armament no greater than 16.5 inches, and a top speed no less than 25 knots*. No ships with a tonnage or armament exceeding the above limits are to be constructed, sold, or delivered to a foreign power, and all ships built for foreign customers or on speculation must be announced to treaty signatories within at least 30 days of the ships being laid down. Ships may exceed their tonnage limit by 10% in future overhauls, with such additions taking place no less than 15 years after entering service and not counting against tonnage limits.
*Exceptions: Signatories may field no more than two ships with a tonnage no greater than 50,000 tons, an armament no greater than 16.5 inches, and a top speed no less than 25 knots.
Battlecruiser Tonnage Limits:
British Empire (Australasia, Canada, Great Britain): 260,000 tons
Germany: 260,000 tons
United States: 180,000 tons
Japan: 180,000 tons
Russia: 140,000 tons
France: 100,000 tons
Austria: 100,000 tons
Confederacy: 100,000 tons
Large Heavy Cruisers
Large heavy cruisers are ships with a standard tonnage between 10,000 and 27,500 tons and an armament of 11 inches or greater. All large heavy cruisers built for foreign customers or on speculation must be announced to treaty signatories within at least 30 days of the ships being laid down. Ships may exceed their tonnage limit by 10% in future overhauls, with such additions taking place no less than 15 years after entering service and not counting against tonnage limits.
Large Heavy Cruiser Tonnage Limits:
British Empire (Australasia, Canada, Great Britain): 120,000 tons
Germany: 120,000 tons
United States: 90,000 tons
Japan: 90,000 tons
Russia: 90,000 tons
France: 60,000 tons
Austria: 60,000 tons
Confederacy: 60,000 tons