The Guide is structured to guide the user through the contractual process, from tender to completion:
In short, if your professional life touches a FIDIC 2017 contract, you need the official guide.
The 2017 FIDIC 2nd Edition suite was a major overhaul of the 1999 suite, introducing much stricter procedures, clearer risk allocation, and more detailed administrative requirements. The 2nd Edition 2022 Guide is necessary because the 2017 contracts are notoriously complex. Key Benefits of Using the 2022 Guide