|  | Check Your KnowledgeQuestion 1 of 2Richard, a resident of Puerto Rico, receives interest from a personal loan made to Frank, a U.S. resident and the payer. What is the source of Richard's interest income? 
 Click here to view the Source Rules table. | 
 
       
      	 
      	 
      	 
      	 
      |  | Check Your KnowledgeQuestion 1 of 2Richard, a resident of Puerto Rico, receives interest from a personal loan made to Frank, a U.S. resident and the payer. What is the source of Richard's interest income? 
 Click here to view the Source Rules table. | 
Source Rules table