"Advertisers will need to be certified with Google for the specific country in which their ads will serve," Google wrote on Tuesday in a blog post, adding that advertisers can apply for certification starting in October.
The U.S. Securities and Exchange Commission requires cryptocurrency brokers and exchanges to take measures against money laundering and to ensure they know the identities of the people who are buying and selling.
Exchanges like Coinbase and Gemini require their customers to prove their identity.
The internet search giant in March said it would ban ads promoting cryptocurrencies and initial coin offerings, a restriction that took effect in June.
