As cryptocurrency becomes more mainstream, lawyers and clients alike are navigating new questions about how digital assets fit into legal fee arrangements. New York City Bar Formal Opinion 2019-5 provides critical guidance on when accepting cryptocurrency as payment triggers the "business transaction" rules under Rule 1.8(a) of the New York Rules of Professional Conduct. This guide breaks down the opinion's core concepts, practical implications, and key risks for both lawyers and clients.
On July 11, 2019, the New York City Bar Association's Committee on Professional Ethics issued Formal Opinion 2019-5, addressing a question that was becoming increasingly relevant: Is a fee agreement requiring the client to pay for legal services in cryptocurrency a business transaction governed by Rule 1.8(a)?[reference:0]
The opinion emerged against a backdrop of growing interest in cryptocurrency as a medium of exchange. As the Committee noted, cryptocurrency "has rapidly made inroads to a number of marketplaces" and some law firms were beginning to consider accepting bitcoin and other digital assets as payment for legal services.[reference:1] At the same time, cryptocurrency presented unique characteristics—it is not backed by any government, its market is volatile, and the regulatory landscape remains uncertain.[reference:2]
The opinion's significance lies in its careful distinction between different types of fee arrangements. It does not categorically prohibit cryptocurrency payments. Instead, it provides a framework for determining when such payments cross the line from an ordinary fee agreement into a "business transaction" subject to heightened ethical requirements.[reference:3]
Formal Opinion 2019-5 does not ban cryptocurrency payments for legal services. It clarifies when such payments trigger Rule 1.8(a)'s business transaction requirements—and when they do not.
The opinion centers on whether a cryptocurrency fee agreement falls within Rule 1.8(a), which regulates "business transactions" between lawyers and clients.[reference:4] The Committee's analysis begins by acknowledging that ordinary fee agreements are generally exempt from Rule 1.8(a) because they "are relatively easy to understand, do not entail complex negotiation, and do not involve a significant risk that the client will repose misplaced trust in the lawyer to protect the client's interests."[reference:5]
However, the Committee found that not all cryptocurrency fee agreements are ordinary. The determining factor is whether the agreement requires payment in cryptocurrency or merely permits it as an option.[reference:6] When payment in cryptocurrency is required, the lawyer and client must negotiate terms that introduce complexities absent from traditional fee agreements—such as how to value the cryptocurrency, when conversion occurs, and who bears the risk of price volatility.[reference:7]
The Committee concluded that a fee agreement requiring cryptocurrency payment is subject to Rule 1.8(a) if the client expects the lawyer to exercise professional judgment on the client's behalf in the transaction.[reference:8] When that condition is met, the lawyer must comply with Rule 1.8(a)'s procedural requirements before entering into the agreement.[reference:9]
The opinion examines three hypothetical fee arrangements to illustrate when Rule 1.8(a) applies[reference:10][reference:11]:
"The lawyer agrees to provide legal services for a flat fee of X units of cryptocurrency, or for an hourly fee of Y units of cryptocurrency."[reference:12]
In this arrangement, the fee is denominated entirely in cryptocurrency. The lawyer and client must agree on the number of units, with no reference to a fiat currency equivalent. The Committee found this triggers Rule 1.8(a).[reference:13]
"The lawyer agrees to provide legal services at an hourly rate of $X dollars to be paid in cryptocurrency."[reference:14]
Here, the fee is calculated in dollars but must be paid in cryptocurrency. This also triggers Rule 1.8(a) because the parties must negotiate conversion and timing issues.[reference:15]
"The lawyer agrees to provide legal services at an hourly rate of $X dollars, which the client may, but need not, pay in cryptocurrency in an amount equivalent to U.S. Dollars at the time of payment."[reference:16]
In this arrangement, cryptocurrency is merely an optional method of transmitting payment. The Committee concluded that Rule 1.8(a) does not apply because "the fee agreement is, in our view, an ordinary one where the lawyer is simply agreeing as a convenience to accept a different method of payment."[reference:17]
The dividing line is requirement versus option. If the client must pay in cryptocurrency, Rule 1.8(a) is likely triggered. If the client may choose to pay in cryptocurrency or dollars, it is not.
When Rule 1.8(a) applies, the lawyer must satisfy four specific requirements before entering into the fee agreement[reference:18]:
These requirements reflect the ethical concern that when a lawyer enters into a business transaction with a client, the client may rely on the lawyer's professional judgment rather than protecting their own interests.[reference:19] The opinion emphasizes that these requirements apply in addition to Rule 1.5(a), which requires that all legal fees be reasonable.[reference:20]
Notably, the opinion acknowledges that Rule 1.8(a) applies only when "the lawyer and client have differing interests" in the transaction and "the client expects the lawyer to exercise professional judgment" on their behalf.[reference:21] If the client is a sophisticated party knowledgeable about cryptocurrency or is represented by separate counsel, it may be unreasonable for the client to rely on the lawyer's judgment, and Rule 1.8(a) may not apply.[reference:22] However, the inquiry is fact-specific, and lawyers are advised to "err on the side of caution."[reference:23]
Formal Opinion 2019-5 contains several important nuances that lawyers and clients should understand.
The opinion acknowledges that "if the client is a sophisticated party who is knowledgeable about cryptocurrency or is represented by separate counsel, it is unlikely that the client expects the lawyer to exercise professional judgment for the client."[reference:24] In such cases, Rule 1.8(a) may not apply even if the fee is denominated in cryptocurrency. Conversely, "if the lawyer is advising the client about the implications of paying fees in cryptocurrency, then the client certainly would expect the lawyer to provide professional judgment."[reference:25]
The opinion focuses on fee agreements entered into before services are rendered. If a client chooses to pay an already-earned, dollar-denominated invoice using cryptocurrency as a transmission method, that scenario generally does not trigger Rule 1.8(a), because the fee is not structured as a cryptocurrency-based transaction.[reference:26]
New York's version of Rule 1.8(a) differs from the ABA Model Rule in two significant ways: it applies only when the lawyer and client have "differing interests" in the transaction and when the client expects the lawyer to exercise professional judgment.[reference:27] This narrower scope means that in some situations where the Model Rule might apply, New York's rule may not.
The opinion does not directly address advance retainers held in cryptocurrency. However, the Committee noted that "until the high security and accessibility risks associated with safeguarding cryptocurrency have abated, firms would do best to decline holding any crypto assets in trust or escrow."[reference:28] This reflects a cautious approach to the practical challenges of custodying cryptocurrency.
The following table summarizes the three scenarios considered by the opinion and whether Rule 1.8(a) applies.
| Fee Arrangement | Rule 1.8(a) Applies? | Key Reason |
|---|---|---|
| Flat fee in cryptocurrency units "X units of cryptocurrency" |
Yes | Fee denominated entirely in crypto; parties must negotiate valuation and timing[reference:29] |
| Hourly rate in dollars, payable in crypto "$X/hour, paid in crypto" |
Yes | Requires crypto payment; parties must negotiate conversion and timing[reference:30] |
| Optional crypto payment "May, but need not, pay in crypto" |
No | Crypto is merely an optional transmission method; ordinary fee agreement[reference:31] |
As the table shows, the critical factor is whether the client has a genuine choice. When cryptocurrency is required, the agreement becomes a business transaction subject to Rule 1.8(a). When it is optional, it remains an ordinary fee agreement.
Lawyers considering cryptocurrency fee arrangements should work through the following checklist.
This checklist is not exhaustive, but it provides a practical starting point for evaluating any cryptocurrency fee arrangement.
To illustrate how the opinion applies in practice, consider the following scenario.
Setting: A technology startup client approaches a law firm for help with a contract negotiation. The client is familiar with cryptocurrency and suggests paying the firm's fees in bitcoin.
Option A: The firm agrees to an hourly rate of $500, and the client may pay in bitcoin at the prevailing exchange rate at the time of payment. Result: Rule 1.8(a) does not apply. The fee is an ordinary dollar-denominated fee, and cryptocurrency is merely an optional transmission method.[reference:32]
Option B: The firm agrees to an hourly rate of 0.05 bitcoin per hour. Result: Rule 1.8(a) applies. The fee is denominated in cryptocurrency, requiring the parties to negotiate valuation and timing issues. The firm must comply with Rule 1.8(a)'s disclosure and consent requirements before entering the agreement.[reference:33]
Option C: The firm agrees to an hourly rate of $500, but the client must pay in bitcoin. Result: Rule 1.8(a) applies. Although the fee is calculated in dollars, the requirement to pay in cryptocurrency introduces complexities that trigger the rule.[reference:34]
Takeaway: The same client and the same underlying legal work can produce different ethical obligations depending on how the fee arrangement is structured. The key is whether cryptocurrency payment is required or merely permitted.
Lawyers and clients navigating cryptocurrency fee arrangements often make certain errors. Being aware of these can help avoid ethical and practical pitfalls.
Formal Opinion 2019-5 provides valuable guidance, but it has limitations and the landscape continues to evolve.
Accepting or paying legal fees in cryptocurrency involves risks that both lawyers and clients should carefully consider:
Lawyers and clients should carefully evaluate whether the benefits of cryptocurrency payment outweigh these risks. This guide is for educational purposes only and does not constitute legal, financial, or tax advice.
Formal Opinion 2019-5 is an ethics opinion issued by the New York City Bar Association's Committee on Professional Ethics. It addresses whether a fee agreement requiring a client to pay for legal services in cryptocurrency constitutes a "business transaction" governed by Rule 1.8(a) of the New York Rules of Professional Conduct.[reference:44]
Rule 1.8(a) applies when the fee agreement requires the client to pay in cryptocurrency—not merely permits it as an option—and when the client expects the lawyer to exercise professional judgment on the client's behalf in negotiating the agreement. Examples include a flat fee stated in cryptocurrency units or an hourly rate stated in cryptocurrency units.[reference:45][reference:46]
Rule 1.8(a) requires that: (1) the transaction is fair and reasonable to the client; (2) the terms are fully disclosed in writing in a manner the client can reasonably understand; (3) the client is advised in writing to seek independent legal counsel; and (4) the client gives informed consent in writing to the essential terms and the lawyer's role.[reference:47]
No. If the fee agreement gives the client the option—but not the obligation—to pay in cryptocurrency, the Committee concluded that Rule 1.8(a) does not apply. In that scenario, cryptocurrency functions merely as an optional method of transmitting payment, and the agreement is treated as an ordinary fee agreement.[reference:48]
Lawyers should consider cryptocurrency's price volatility, which can affect the value of fees received; security risks associated with storing private keys; regulatory uncertainty; and the potential for the fee to be deemed unreasonable under Rule 1.5(a) if the value fluctuates significantly. The opinion also notes that holding crypto assets in trust or escrow carries high security and accessibility risks.[reference:49][reference:50]
The opinion focuses on fee agreements entered into before services are rendered. If a client chooses to pay an already-earned, dollar-denominated invoice using cryptocurrency as a transmission method, that scenario generally does not trigger Rule 1.8(a) because the fee is not structured as a cryptocurrency-based transaction.[reference:51]
Yes. If the client is a sophisticated party knowledgeable about cryptocurrency or is represented by separate counsel, it is less likely that the client expects the lawyer to exercise professional judgment on the fee arrangement. The inquiry is fact-specific, and lawyers should err on the side of caution.[reference:52][reference:53]
No. Formal opinions from bar associations provide guidance to lawyers on their ethical obligations but do not have the force of law. However, they are influential and courts or disciplinary authorities may consider them when evaluating a lawyer's conduct. Lawyers should consult the full opinion and, if needed, seek their own legal advice.