18xx rule concordance

Compare the rules of 18xx games, side-by-side.

Based on this excellent document from Keith Thomasson.

These sections from the original rules difference list are not yet included here

  • 1.1 - How much cash do players start with?
  • 2.5 - What are the player certificate limits?
  • 5.3 - Must a tile replacement extend existing track?
  • 6.2 - Can you lay more than one station marker per turn?
  • 7.4 - Can one train run to two stations on the same tile?
  • 7.6 - Rules about villages
  • 7.7 - Must the maximum possible revenue be claimed?
  • 9.7 - Can a company buy more than one train from the bank per OR?
  • Section 12 - Game Phases
  • 15.1 - Total cash in game
  • 15.2 - Trains available
  • 15.3 - Tiles available
  • 15.4 - Other items in limited supply
  • Section 16 - Miscellaneous Points

Great, thanks for finding it.

If it's a problem with the version of the rules onhttp://www.fwtwr.com/18xx/rules_difference_list/single_list.htmthen please contact Keith Thomasson via the link on that page. That data is where the data for this page comes from.

If the data is correct on fwtwr.com then please let me know about the bug. I'm @h on the 18xx Slack, and @h on the HOGGS Slack too.

Excellent news!

The code for this project lives at https://github.com/hcarver/18xx_concordance. Please submit a Pull Request to that repository with your improvement.

What do I do?

Pick a game from the dropdown on the left, and another from the dropdown on the right. Then a table should appear listing the rules differences between the two games.

1.2 - Does the price of a private company drop by 5 for no sale in the first round?No.Yes, first private only.
1.4 - Can you make advance bids?No.Yes, at 5 or more over face value and over any other bid.
2.1 - Is there a specific order to buying and selling on your turn?Sell then buy, or buy then sell.No ( i.e. sell-buy-sell).
2.2 - Are you limited to buying one certificate on your turn?Yes.Yes, unless in brown zone of market. In the case of shares in the brown zone, multiple shares may be purchased from the bank pool as a single purchase.
2.5 - What are the player certificate limits?
2345678910Comments
201410Shares in the yellow and other colored zones do not count towards the limit.
2345678910Comments
282016131111Shares in the yellow and other colored zones do not count towards the limit.
2.6 - What are the player certificate limits for shares in one company?70%.5 certificates. Shares in the orange and brown zones do not count towards this. Note that if you play the Reading variant you may hold 70% of the Reading.
2.10 - Can companies buy shares?No.Privates, in ORs, once a 3 train has been sold.
5.1 - Where can you make an initial tile lay?As for 1830.After being laid, the tile must be reachable from one of the laying company's station markers by an arbitrarily large train. (rule 6.2.1)
5.2 - Can you lay two tiles in a turn?Yes, a second yellow tile in its first OR.Only by using the special property of a private.
5.4 - Do villages upgrade?Yes, they stay as villages but acquire more connections.No.
7.3 - Unusual rules about runningNon-permanent trains may skip villages.
9.2 - Must a major share company buy a train if it does not have one?If it has a route, and there is at least one train in the initial offering or bank pool.If it has a route.
9.4 - When a company is forced to buy a train and cannot buy one with its own means, what train may it then buy?Any available train from the bank or the bank pool.The cheapest train available in the bank, or a train from another company at an agreed price not exceeding its face value.
9.6 - Can trains of the final type be purchased as soon as one train of the next-to-last type is purchased?Yes, indeed, once a 7+3 train is purchased, which is the second-to-last type.Yes. This is stated in rule 6.6, but has been omitted from the Phase table on page 27, despite attempts to persuade them to include it.
10.1 - Are private companies purchasable between players?Yes, at any agreed price, in the buyer's or seller's turn in a stock round.Yes, at any agreed price, in the buyer's or seller's turn in a stock round, or during emergency money-raising. (The 1830 computer game does not allow this action, but that appears to be an oversight.)
10.2 - Are private companies purchasable by share companies?Yes, From OR3 onwards, at from half to one and a half times face value.Once a 3 train has been sold; at from half to twice face value.
10.3 - Does a private company prevent builds in its home hex(es) while it is owned by a player?Not applicable.Yes.
10.4 - Does using a private company's special property close it?Only the M&O when the owning company buys a discounted train.Only the M&H, and the B&O when it buys its first train.
10.5 - When do private companies close?First 6 train.First 5 train.
11.1 - Can the Director's certificate ever be in the bank pool?Yes.No.
13.1 - Game ends immediately with a bankruptcy?No.Yes.
13.2 - What happens if the bank runs out of money during an operating round?The game ends after 10 operating rounds.Game ends when the current set of operating rounds is completed.
13.4 - What happens if the bank runs out of money during a stock round?The game ends after 10 operating rounds.Complete the next set of operating rounds.
14.1 - Is a player's cash secret, or open for inspection?Not stated.Open.
14.2 - Is a company's cash secret, or open for inspection?Not stated.Open.