This is the source chart of accounts for which the mapping rule is being set up for This is the source account code. A Journal can be used to identify how two accounts may be mapped. i.e. we can have A/C 11001. For J1 it maps to A/C 20000, For J2 it would map to A/C 30000 This flag represents if the journal type or dimension defined take precedence in the mapping. True indicates Journal Type This is the target chart of accounts for which the mapping rule is being set up for The target account code in the mapping This references the account an account code in the target chart of accounts to use if any mapping between the two charts fails Can be either explicit simple, range simple, explicit conditional, range conditional