9.1.1 General Rules.
(a) Free Access (No Fees). Your Maps API Implementation must be generally accessible to users without charge and must not require a fee-based subscription or other fee-based restricted access. This rule applies to Your Content and any other content in your Maps API Implementation, whether Your Content or the other content is in existence now or is added later.
(b) Public Access (No Firewall).Your Maps API implementation must not operate only behind a firewall; or (ii) only on an internal network (except during the development and testing phase); or (iii) in a closed community (for example, through invitation-only access).