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Law Firm Relocation: Client Confidentiality Doesn't Pause for Moving Day

What ABA Model Rule 1.6 requires during a move, and why document-heavy firms need a different move estimate than headcount alone suggests.

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Short answer: Law firm relocation carries the same logistics as any office move plus a confidentiality obligation under ABA Model Rule 1.6 that applies to client files in transit the same as at rest — sealed transport, restricted access, and documented chain of custody.

What makes a law firm move different

A duty that sits outside logistics

Moving a law firm involves the same practical details as any office relocation. Desks, servers, and freight elevator reservations still matter. But layered on top is a duty that sits outside logistics: client confidentiality doesn't take the day off. Paper files and electronic records remain bound by the same confidentiality requirements during transit that apply inside a locked filing room. A relocation plan has to recognize that reality, instead of packing client materials alongside toner cartridges and break-room chairs.

Law firm move specifics

Confidentiality rule

ABA Model Rule 1.6

File handling

Sealed, generic labeling, vetted personnel

Retention authority

State bar rules + firm policy, not the move

Estimate driver

Paper volume, not just headcount

Rows of bound legal volumes on wooden library shelves — Confidentiality applies to files in transit, too

The confidentiality rule behind the caution

Rule 1.6 applies in transit, not just at rest

ABA Model Rule 1.6 obligates lawyers to make reasonable efforts to prevent the unauthorized disclosure of or access to information related to a client's representation — a duty that covers the information no matter where it came from or what form it takes. State bar rules typically follow the same standard. Applied to a relocation, client files should receive the same access controls in motion that they have at rest: seal them, label them generically rather than by client name whenever possible, use personnel who have been vetted, and don't let them sit unattended in a stairwell or on a loading dock during a break.

A specific vetting question Standard vetting for a commercial mover still matters — insurance, IOMI or comparable training, references. For a law firm relocation, add one more line of inquiry: ask exactly how the crew manages confidential material. "We handle everything carefully" isn't specific enough; you want sealed transport, restricted access, and a documented chain of custody for file boxes.

Records retention overlaps with the move, but isn't solved by it

The move doesn't set the retention rules

File retention policies at most firms are shaped by state bar requirements and malpractice insurance guidance — obligations that exist whether the firm is moving or not. A relocation simply offers a convenient moment to enforce the policy: choose what travels to the new space, what shifts to offsite storage, and what can be destroyed under the existing rules. The authority for those decisions still rests with the bar and the firm's internal policy, not with the move itself. Addressing this during planning, instead of boxing up every file by reflex, prevents the new office from absorbing storage square footage it never needed.

Library and document-heavy inventory

Paper volume drives the estimate

A law firm of a given size usually holds more paper than a conventional office — physical libraries, active case files, and archived records stack up in ways a paperless company rarely sees. That bulk feeds straight into the move estimate: inventory counts and labor hours for a document-heavy practice will exceed what a headcount-based guess would predict. Raise this with the mover or project manager during the first site survey — waiting until moving day to discover the gap is expensive.

Administrative notifications and multi-office coordination

What runs on a separate track from the physical move

A firm address change typically must be reported to the state bar as part of routine attorney registration, and malpractice carriers generally need notification of a practice relocation too. These are administrative tasks that run on a separate track from the physical move, which makes them easy to lose in the shuffle — assign them to a specific person early rather than handling them reactively after the move.

Moving a firm doesn't generally require individual client consent, but professional courtesy still calls for telling active clients the new address, and court or filing requirements in some circumstances may mandate notice to any tribunal with pending matters. This is typically handled through standard case-management correspondence, but it belongs on the same planning timeline as the physical move itself.

Physical libraries and multi-office coordination Firms that still maintain a physical law library face a document-heavy inventory problem on top of client files, since legal reference volumes are often heavier and bulkier per shelf-foot than typical office paper storage — decide whether it's being downsized before the site survey, not during it. A firm with more than one office relocating a single location needs to account for confidential-file transfers between offices, potentially across state lines with different bar rules — clarify which state's rules govern with the firm's own ethics counsel rather than assuming uniformity.

A stack of manila file folders tied with string — Client files move under their own rules

Frequently asked questions

What confidentiality rule applies to a law firm's files during a move?

ABA Model Rule 1.6 requires reasonable efforts to prevent unauthorized disclosure of or access to client information, regardless of its source or format. State bar rules generally mirror this — it applies to files in transit the same as files at rest.

How should client files be handled during a move?

Sealed, labeled generically rather than by client name where possible, transported by vetted personnel, and never left unattended in a stairwell or loading dock during a break in the move.

Does a move affect file retention policy?

A move is a natural point to apply an existing retention policy — deciding what moves, what goes to storage, and what's eligible for destruction — but the retention rules themselves come from state bar requirements and the firm's own policy, not from the move.

Why do law firm moves often cost more than a similar-sized general office?

Paper volume. Physical libraries, case files, and archived records add inventory and labor-hours beyond what a headcount-based estimate would suggest — worth flagging during the initial site survey.

Does the state bar need to be notified of the move?

Typically yes, as part of routine attorney registration requirements — and malpractice carriers generally need notification of a practice relocation too. Both are administrative tasks separate from the physical move, worth assigning to a specific person early.

Do clients need to consent to the firm's move?

Not generally, though professional courtesy calls for notifying active clients, and court or filing requirements in some circumstances may mandate notice to tribunals with pending matters — typically handled through standard case-management correspondence.

What about a firm's physical law library?

It adds a document-heavy inventory on top of client files — legal reference volumes are often heavier and bulkier per shelf-foot than typical office paper storage. If the library is being downsized rather than moved in full, that decision should happen before the site survey, not during it.

How does a multi-office firm handle confidential file transfers?

Bar rules governing confidentiality and record retention vary by state, and files moving between offices are typically governed by the rules of the state where the client relationship is based — but this should be confirmed with the firm's own ethics counsel rather than assumed.

Sources

ABA — Model Rule 1.6: Confidentiality of Information

Published 2026-09-06. Reviewed against sources current as of that date — see how we rate.