Having your funds blocked in a US bank is a serious situation. Access to the account is frozen, the money is not moving, and the bank offers little or no explanation. Faced with that uncertainty, many people who need to know how to unblock assets in a US bank attempt to resolve the matter on their own, and in doing so, make mistakes that can significantly complicate the case down the line.

This guide walks through how to unblock assets in a US bank step by step. It explains how the process works, what each step requires, and why professional legal support is critical at every stage.

What it means when assets are blocked

A blocking of assets in the United States is not a court order, and it is not a discretionary decision by the bank. It is a measure required by federal law: under the regulations administered by the Office of Foreign Assets Control (OFAC) of the U.S. Department of the Treasury, banks are obligated to freeze funds and prohibit any transactions involving them when a payment or a party to a payment falls within the scope of US sanctions.

Blocked assets are not confiscated and do not pass to the government. They remain your property. However, you cannot access or use them until OFAC grants a specific license authorizing the transaction, or until the applicable sanctions are lifted.

Why a US bank blocked your funds

Blocking can occur for several reasons. The most common include:

• your name or the name of a counterparty matched or closely resembled a name on the Specially Designated Nationals (SDN) list;
• the transfer was routed through a US correspondent account, and the correspondent bank identified a sanctions nexus;
• a company involved in the transaction is owned or controlled by a sanctioned person under the OFAC 50 Percent Rule;
• the transaction involved a jurisdiction subject to comprehensive US sanctions.

It is important to understand: the bank acted in compliance with its legal obligations. That does not mean you violated any law. It means the compliance system flagged the transaction, and you now need to demonstrate to OFAC that grounds for releasing the funds exist.

Step 1. Obtain and review the blocking notice

A bank that has blocked funds is required to file a blocking report with OFAC within ten business days. It must also provide notice to you as the account holder, though the form and detail of that notice varies considerably in practice.

The first step is to obtain written confirmation of the blocking from the bank, including:

• the exact amount and currency of the blocked funds;
• the date of blocking;
• the legal basis, meaning the reference to the relevant executive order or sanctions program;
• the OFAC blocking report number.

Professional review matters even at this stage. The language of the blocking notice determines the strategy for everything that follows. Misreading the stated basis for the block is one of the most common errors made in self-filed license applications.

Step 2. Identify the legal basis for the block

Knowing how to unblock assets in a US bank is impossible without a precise understanding of which sanctions program applies to the transaction. OFAC administers dozens of programs: Russia sanctions (Executive Order 14024), Iran, North Korea, Belarus, and others; and each has its own regulatory framework, its own exceptions, and its own general licenses.

At this step, it is necessary to establish:

• which specific executive order or regulatory provision triggered the blocking;
• whether any general licenses apply that would authorize the transaction without a specific license;
• the exact sanctions status of any person or entity connected to the transaction.

An error in identifying the applicable sanctions program at this stage means the license application will be framed incorrectly and will be denied.

Step 3. Gather documents establishing the absence of a sanctions nexus

OFAC reviews a specific license application as a petition that you must substantiate. The burden of proof lies with the applicant. It is not enough to explain the situation in general terms, every material fact must be supported by documentation.

A typical document package includes:

• contracts, invoices, and payment instructions establishing the commercial nature of the transaction;
• corporate documents showing ownership structure and confirming the absence of a connection to sanctioned persons;
• identity documents for individual participants in the transaction;
• bank records and correspondence confirming the history of the business relationship;
• any other evidence that refutes the basis for the blocking.

The composition of the package depends on the specific facts of the case. An incomplete or improperly assembled package is one of the leading causes of OFAC denials. Beyond that, a poorly drafted cover letter or narrative can inadvertently suggest a sanctions connection where none exists, a mistake that can be very difficult to undo.

Step 4. File an OFAC specific license application

A specific license from OFAC is a written authorization to carry out a particular transaction that would otherwise be prohibited by sanctions. The application is submitted through the OFAC online portal and must include a complete description of the transaction, the legal basis for the request, and the full supporting document package.

OFAC’s requirements are demanding. A well-prepared application is expected to include:

• a precise description of all parties to the transaction, including their jurisdictions and sanctions status;
• an analysis of the applicable sanctions programs and any relevant general licenses;
• a demonstration that authorizing the transaction is consistent with US sanctions policy;
• a clear articulation of the legal grounds for issuing the license.

A specific license application is a legal document. Factual inaccuracies, citations to inapplicable regulatory provisions, or the absence of key arguments do not merely reduce the chances of approval; they create an official record that is extremely difficult to walk back. If OFAC denies the application and the matter proceeds to federal court, that initial application becomes the foundation on which any legal challenge is built.

Step 5. Manage the application and communicate with OFAC

After an application is filed, OFAC may request additional materials or clarification. Processing times are not fixed; in practice, they range from several months to two years and even more. During this period, it is important to:

• monitor the status of the case and respond promptly to any OFAC requests;
• submit supplemental materials in strict accordance with OFAC’s requirements;
• where there is undue delay, consider whether a mandamus action in federal court under the Administrative Procedure Act (APA) is warranted.

Handling OFAC correspondence independently, without a firm grasp of the procedural rules and substantive expectations, often results in further delays or creates new grounds for denial.

Step 6. What to do if OFAC denies the application

An OFAC denial is not a final answer. Two principal avenues are available:

• Administrative reconsideration: a renewed application with additional arguments, or a formal request for reconsideration under OFAC’s administrative procedures.
• Federal court challenge: a lawsuit under the Administrative Procedure Act (APA). A federal court has the authority to vacate an OFAC decision as arbitrary, capricious, or contrary to law, and to compel OFAC to reconsider.

The viability of either path depends largely on the quality of the original application. The court reviews the administrative record: the documents and arguments that were placed before OFAC. If the application was poorly prepared, rebuilding a credible legal position in litigation is substantially more difficult.

Why acting alone increases the risk of denial

Understanding how to unblock assets in a US bank is not a matter of following a checklist. It is a legally complex process in which:

• every word in the application carries weight;
• an incorrect characterization of the applicable sanctions program can produce a denial that is virtually impossible to reverse;
• gaps in the document package are resolved by OFAC against the applicant;
• errors in the initial filing materially weaken any subsequent legal challenge.

This is why engaging a sanctions law specialist is not a matter of convenience; it is a matter of outcome. An attorney with deep OFAC practice experience understands not only the regulations but how OFAC evaluates applications in practice: which arguments are persuasive, which formulations to avoid, and how to structure a case that preserves meaningful appellate options if the initial application is denied.

How Fesenko, P.C. Law Offices can help

Fesenko, P.C. Law Offices is a U.S. law firm with offices in New York and Washington, D.C., and extensive experience in US sanctions law. We represent clients who need to know how to unblock assets in a US bank at every stage: from the initial review of a blocking notice through the preparation and filing of an OFAC specific license application to federal court litigation if an application is denied.

If your funds have been blocked in a US bank, the first step is a professional assessment of your situation. Contact us for an initial consultation.