Eurocode 5 (EN 1995-1-1), NDS (National Design Specification for Wood Construction, USA), or local timber standards provide specific rules for bolted connections.
there are significant differences due to the distinct properties of the materials.
Somewhere in my library of books, I believe I have an old Canadian Code for Wood Framed Structures; if you can search up a copy, it will answer all of your questions, and many that you did not know to ask.