Prohibits nonprofits, fundraisers, and related entities from soliciting or accepting donations from individuals or entities tied to "foreign sources of concern," including China, Russia, Iran, North Korea, Cuba, Venezuela, and Syria; applies to direct and indirect contributions, including those made through intermediaries or donor-advised funds; establishes a state-run Honest Services Registry, a voluntary registry of nonprofits that certify that they do not accept contributions from, nor are the organization's messaging and content directly or indirectly produced or influenced by a foreign source of concern; authorizes the Florida Department of Agriculture and Consumer Services (FDACS) to administer the Honest Services Registry, and to investigate charitable organizations or sponsors engaging in political activities that trigger registration requirements for political committees; provides for referral of cases to the Florida Elections Commission for further investigation and potential enforcement; provides for administrative fines up to $5,000 per violation, and up to $10,000 for violations involving fraud or deception.