The full list of all current IFSF standards are given below in numerical order. Since there are many, you may find it easier to find the standard you are looking for using the graphical representation here.
If you are looking for draft standards currently under development please look in the relevant Work Group area. The Fuel-Retailing API Data Dictionary can be viewed here.
IFSF API standards are identified as “Part 4” and can be found here.