Money laundering through real estate transactions involves integrating illicit funds into the legitimate financial system while providing a relatively "safe" property investment. In this context, the most relevant factor to examine is the beneficial owner of the asset. Identifying the true owner behind a property helps uncover potential money laundering schemes. Criminals often use third parties, shell companies, or complex ownership structures to distance the transaction from the source of illicit funds. Investigating the beneficial owner's identity is crucial for detecting and preventing real estate-related money laundering12.
References:
Understanding money laundering through real estate transactions
What Is Money Laundering? - Investopedia

The Belgian bank should freeze the assets of the customer and report to OFAC, as this is the required action for any US person or entity, or any person or entity within the US, that holds or controls property or interests in property of a person or entity on the OFAC Specially Designated Nationals and Blocked Persons List (SDN List). The SDN List is a list of individuals and entities that are subject to US sanctions and whose assets are blocked by OFAC. The Belgian bank, by maintaining a branch in New York, is subject to the jurisdiction and authority of OFAC, and must comply with its regulations and directives. Allowing transactions, closing the account, or continuing business as usual would violate the sanctions and expose the bank to civil and criminal penalties.
References:
ACAMS CAMS Certification Study Guide, 6th Edition, Chapter 6, Section 6.2.1, p. 1691 ACAMS CAMS Certification Exam Outline, 6th Edition, Domain 3, Task 3.1, p. 62 OFAC FAQs: Sanctions Compliance, Question 973 OFAC FAQs: General Questions, Question 84

Gatekeepers (e.g., accountants, auditors, lawyers) play a critical role in detecting financial crime.
Option B (Correct): Corporate clients pose higher money laundering risks due to complex ownership structures and cross-border financial activities.
Option C (Correct): The nature of requested services (e.g., offshore structuring, large cash transactions) can indicate potential money laundering attempts.
Why Other Options Are Incorrect:
Option A (Incorrect): The length of time a client has been with an accounting firm does not necessarily indicate financial crime risk.
Option D (Incorrect): Short-term relationships may be high-risk, but understanding the business type and services requested is more critical.
Red Flags for Money Laundering in Professional Services:
Clients requesting offshore structures for no apparent business reason.
Use of complex trusts or nominee directors to obscure ownership.
Unexplained large transactions moving through legal or accounting firms.
Best Practices for Gatekeepers to Prevent Money Laundering:
Perform Enhanced Due Diligence (EDD) on high-risk clients.
Report unusual financial activity to FIUs.
Follow FATF's DNFBP (Designated Non-Financial Businesses and Professions) AML guidelines.
Reference:
FATF Recommendation 22 (AML Compliance for Accountants and Lawyers)
Wolfsberg Group Guidance on DNFBP AML Risks
EU 6th AML Directive (6AMLD) on DNFBP Risk Management
Final Thoughts:
FIUs play a central role in financial intelligence collection and sharing.
The Egmont Group enables cross-border AML cooperation among FIUs.
Gatekeepers, such as accountants and lawyers, must monitor corporate clients for money laundering risks.

If an employee of a financial institution is found to have assisted in money laundering or any other criminal activity, the institution should take appropriate disciplinary action and report the employee to the relevant authorities. This is not only a legal obligation, but also a sound compliance practice to protect the institution's reputation and integrity. Disciplining the employee without informing the authorities would be insufficient and potentially expose the institution to further legal risks. Ignoring the employee's involvement or requiring additional training for all employees would be ineffective and inappropriate responses.
ACAMS CAMS Certification Package - 6th Edition, Chapter 5: Compliance Standards for Anti-Money Laundering (AML) and Combating the Financing of Terrorism (CFT), pp. 121-1221 ACAMS CAMS Certification Package - 6th Edition, Chapter 6: AML Compliance Program, pp. 143-1441 ACAMS CAMS Certification Video Training Course, Module 5: Compliance Standards for Anti-Money Laundering (AML) and Combating the Financing of Terrorism (CFT), Lesson 5.2: International Standards and Best Practices2 ACAMS CAMS Certification Video Training Course, Module 6: AML Compliance Program, Lesson 6.4:
Internal Controls2

According to the FATF Guidance on Politically Exposed Persons1, financial institutions should assess the money laundering and terrorist financing risks associated with a business relationship or transaction with a PEP, their family members and close associates, on a case-by-case basis. This includes obtaining information on the source of wealth and source of funds of the customer and the beneficial owner, as well as conducting enhanced ongoing monitoring of the business relationship. Therefore, the appropriate next step for the analyst is to review the beneficial ownership of the customer to determine if the PEP or any other person poses a higher risk, and to apply additional measures accordingly. Removing the PEP as the authorized signatory, re- categorizing the customer as high-risk, or categorizing the authorized PEP signatory as high-risk are not necessarily required or sufficient steps, as they do not take into account the specific circumstances and risk factors of the customer and the PEP.
References:
CAMS Certification Package - 6th Edition | ACAMS
FATF Guidance: Politically Exposed Persons (Recommendations 12 and 22)
How Politically Exposed Persons Put Financial Institutions at Risk