A regulatory consultancy needs a document workflow that separates clients, identifies the source version used, records who may approve the work and hands the result back without losing context. Start by deciding whether the client or consultancy owns the working environment and the authoritative record. Then configure the access and review process around that decision.
The challenge is not simply storing more files. A consultant can work for several clients, each with a different repository, terminology and approval procedure. A familiar filename or an email saying “final” does not establish which source is approved for a particular assignment.
This guide is for consultants and small regulatory service teams preparing or reviewing documents with client participants. It provides a project-control record, a worked two-client example and a handover checklist. The suggested controls are an operating model to adapt, not a claim that every client has identical regulatory or contractual obligations.
Choose the working model before choosing another repository
Three arrangements can work. Their responsibilities differ, so record which one applies to each project rather than letting the tool decide implicitly.
| Working model | Who operates the main workspace? | Key advantage to evaluate | Responsibility that must be explicit |
|---|---|---|---|
| Client workspace | Client, with named consultant access | Work can stay close to the client's controlled source | Client provisions the right roles; consultant follows the agreed workflow |
| Consultancy workspace | Consultancy, with permitted client participation | The consultancy can standardize its delivery process | Client authorizes transfer/use; both parties agree record ownership and handover |
| Defined connected workflow | Each party retains a workspace with a controlled exchange | Existing systems can remain authoritative for their own work | Transfer, version selection, receiving acceptance and change notification have owners |
Do not assume that signing in with a consultancy email address means the consultancy owns the source records. Identity, storage location and business authority are separate decisions. A client may grant a consultant access to its repository while retaining control of the documents and approval process.
Equally, a client guest in a consultancy workspace does not automatically have authority to approve every deliverable. Identify the role and scope of the decision. A scientific reviewer, project manager and authorized approver may be different people.
Create one project-control record
Before the first document transfer, complete a short record with the client. It should be specific enough that a new team member can determine what they may access and what a completed handoff means.
| Field | What to agree |
|---|---|
| Client and project identity | Durable client ID, project ID and the permitted work scope |
| Source owner | Person and system responsible for providing the authoritative source |
| Working location | Client workspace, consultancy workspace or defined exchange |
| Deliverable | Named document/output, intended use and acceptance criteria |
| Required source state | Approved baseline, working draft or another explicitly allowed input |
| Consultant permissions | Read, edit, comment, upload or other necessary actions |
| Client permissions | Review, accept, approve or administer, with scope defined |
| Decision authority | Who can resolve content questions and accept the delivered work |
| Change handling | Who reports a revised source and decides whether work must be revisited |
| Closeout | Handover evidence, continued access, retention and deletion responsibilities |
Record unresolved entries as unresolved. If the client cannot yet identify an approved baseline, that does not necessarily prevent drafting against a permitted working source. It does prevent presenting that working source as an approved record. The work instruction should state the permitted use and its limits.
For regulated electronic records, determine applicability from the actual records and their use. FDA's Part 11 scope guidance connects electronic-record controls to the underlying record requirements and organizational reliance. It does not turn every informal consulting note into the same class of regulated record. FDA Part 11 scope guidance.
Separate clients in permissions, search and reusable material
Use client and project identity as explicit access boundaries. A folder name alone is not proof that an unrelated client cannot retrieve its contents. Test the actual roles, inherited access and sharing behavior in the proposed environment.
The test should cover more than opening a file. Check search results, previews, recent-item lists, notifications and exports that the product exposes to the test role. A user should not obtain information that the agreed access policy excludes simply because it appears outside the document viewer.
For Microsoft 365 environments, Microsoft documents external-sharing controls at both organization and site levels, with the more restrictive setting applying. It also notes that guests sharing a folder can see each other's names in the Manage Access panel. Those details are reasons to design the actual sharing scope rather than assume a generic guest invitation isolates each client. Microsoft external-sharing overview.
Keep reusable consultancy templates separate from client source material. A structure, checklist or approved generic instruction can be reusable under the firm's policies, while a completed client's confidential content should not become another client's starting draft without authorization. Review templates for embedded names, comments, hidden content and linked material before reuse.
If an AI assistant participates, apply the same client boundary to its retrieval sources and outputs. Do not let a shared knowledge collection silently combine client material merely because it is convenient for drafting. Evaluate the specific tool's data handling and permissions for the permitted use; this guide does not assume any product provides that isolation automatically.
Preserve source identity through drafting and review
At intake, record the client's document ID, revision or version, stated lifecycle status, source location and date received. Add the intended use in the assignment. When a document has no controlled identifier, agree a project-specific intake identity rather than inventing an approval status.
Separate source identity from working identity. A consultant's draft may have its own version series while referring to a client source. Both can be legitimate, but the relationship should remain visible. Renaming an input file does not create a new approved source; saving a new working draft does not revise the client's authoritative record.
For each deliverable, retain a source-use record: which input versions informed it, what unresolved assumptions remain and who reviewed the relevant claims. The level of detail should match the assignment. A full source matrix may be appropriate for a complex CMC narrative, while a bounded editorial review may need a smaller set of references.
If the supplied material is part of drug CGMP work, FDA's final December 2018 data-integrity guidance is relevant to assessing the reliability and integrity of that data. Its stated scope is drug CGMP, including biologics; it should not be treated as a universal checklist for every consulting document. FDA drug CGMP data-integrity guidance.
The practical intake question remains: does the material contain the context needed for this task? If a flattened PDF omits required history or supporting data, request the appropriate source or document the limitation. Do not describe an incomplete working copy as the complete original record.
Give client reviews a defined result
Before sending a draft, state what decision the recipient is being asked to make. Is the review for scientific accuracy, consistency with the supplied source, editorial quality or formal approval? Combining these into an unlabeled “please review” request makes it difficult to know what a reply establishes.
Use a review record with the deliverable version, reviewer, review purpose, comments, disposition and next owner. Where comments conflict, retain the unresolved issue and assign it to the authorized decision-maker. A consultant should not silently select the most recent comment as the client's final position.
Tie acceptance to the version actually reviewed. If substantive content changes afterward, determine which review needs repeating under the agreed procedure. Preserve the earlier review as history rather than implying it covered text the reviewer never saw.
An email can carry an instruction, but the receiving process still needs to identify its scope and authenticity appropriately. Do not convert a forwarded “looks good” into a formal regulated signature without the applicable basis. The document system and procedure should distinguish casual feedback, acceptance of a service deliverable and approval of a controlled record.
Worked example: two clients and one similar specification title
Assume a fictional consultant supports Client A project A-IND and Client B project B-CMC. Both clients have a file named drug-substance-specification.pdf. Client A supplies controlled record SPEC-100 revision 3 as the baseline for a narrative. Client B supplies its own unrelated specification under a different record ID.
The consultant records Client A, project A-IND, SPEC-100 revision 3 and its supplied status in the source-use record. The working narrative has its own ID, NAR-A-01, and draft version 0.2. The two files are related through the source record, not through a shared filename.
Client A then sends SPEC-100 revision 4 as a draft for possible future use. The consultant should not automatically replace revision 3 in the current assignment. Ask whether the task remains based on the current baseline or now includes assessment of the proposed revision. Both are possible; the missing decision is the intended use.
Meanwhile, a Client B reviewer receives a link to NAR-A-01 through an incorrectly configured shared review group. In the permitted test environment, successful access is a failure of the client boundary. Remove the inappropriate access, determine affected exposure through the relevant process and retest the group and adjacent sharing paths. A corrected document title alone does not repair access.
When Client A's authorized reviewer accepts NAR-A-01 version 1.0 based on SPEC-100 revision 3, record that exact relationship. If a later assignment uses revision 4, create or update the relevant work record without rewriting the historical basis of version 1.0. That distinction allows both the client and consultant to explain what was delivered and why.
Use a handover packet that the client can reconcile
At delivery, provide the agreed output plus the context needed to receive it. A folder full of files can be complete in count while still ambiguous in meaning. Use this packet checklist and adapt it to the actual contract and record requirements.
| Packet item | Acceptance check | Owner of an exception |
|---|---|---|
| Deliverable inventory | Each expected output has an ID, version and intended destination | Project lead |
| Source-use record | Inputs and selected versions are identified for the delivered work | Document author |
| Review disposition | Required comments and decisions are resolved or explicitly open | Authorized client reviewer |
| Open assumptions | Unresolved scientific, regulatory or source questions remain visible | Assigned subject owner |
| Required formats | Client can open and use the agreed editable and rendered outputs | Receiving operations owner |
| Record ownership | Client knows which received copy becomes authoritative, if any | Client process owner |
| Receipt | Receiver confirms the actual packet and remaining exceptions | Named recipient |
| Closeout instructions | Continued access, retention and deletion follow the agreed responsibilities | Project and records owners |
Use Accepted, Rejected or Unresolved for the packet's applicable criteria. A missing required source reference stays Unresolved. A demonstrably wrong client or version is Rejected. Do not mark a deliverable accepted only because the transfer completed successfully.
Keep delivery separate from downstream publishing. A reviewed source document may still need technical preparation, package assembly or another controlled step before submission. The quality-to-regulatory traceability guide explains the wider evidence chain. A client receipt for a consulting deliverable does not establish an agency outcome.
Close access without losing required evidence
At project end, review consultant accounts, client guests, sharing links, connected applications and any service identities in scope. Apply the agreed revocation and continuing-access decisions. Account deactivation and record retention are separate operations: removing access should not accidentally destroy evidence that must remain available.
Microsoft's external-sharing documentation distinguishes removing guest permissions from disabling an Anyone link. That illustrates why closeout should identify the actual sharing mechanism instead of assuming one account action removes every route. Microsoft sharing and access removal.
Do not invent a universal retention period for consultancy work. Agree the applicable record obligations, contract terms, permitted copies and owners with the client. If deletion is required, define what evidence of completion is appropriate and how backups or retained records are handled under the relevant policy. If access must continue, identify the funded arrangement and responsible contact.
Before deleting a working location, verify the client received the required artifacts and can retrieve them independently. Keep unresolved receipt or format problems open. Ending the commercial assignment does not make an incomplete handover complete.
For the fictional Client A handover, the receiving owner should open NAR-A-01 version 1.0 from the client's retained location, identify SPEC-100 revision 3 as its source and retrieve the corresponding acceptance decision. Then test that the former reviewer cannot reopen the consultancy's project link after the agreed access removal. These are separate checks: successful retrieval establishes receipt of the agreed packet; denied access establishes that particular route is closed. Neither proves that every retained copy has been deleted. If the receiver can open the narrative but cannot recover its source-use record, leave handover Unresolved and assign the missing item before closing the project.
Evaluate software using the actual consultancy boundary
Ask any proposed system to demonstrate a consultant working on two isolated client projects, a client reviewer restricted to one project and a source revision arriving during review. Include one unauthorized-access attempt and one ambiguous source-state request. Record the product, configuration and entitlements used.
If sources stay in client repositories, test each permitted connection and identity arrangement. A generic storage-sync claim does not establish that two client environments can be connected simultaneously or that all required version and permission information transfers. If files are copied instead, test the receiving identity and reconciliation record.
Compare the continuing operating work: onboarding a new client, assigning reviewers, changing staff, resolving conflicting comments, exporting a packet and ending access. The right workflow should make these responsibilities explicit and support the evidence the parties need. A lower seat price does not answer an untested client-isolation requirement.
Assyro's public document-management offering is positioned around regulatory documents and submission context. It is relevant to evaluating a bounded preparation or review task, but this guide does not establish a particular multi-client configuration or native connection to every client repository. Assyro document management.
Discuss your consultancy workflow with Assyro using the two-client scenario and a permitted handover packet. Assyro publishes this guide. Require evidence for the actual client boundary, source-version handling and review output before adopting the proposed arrangement.
About the author
Assyro Team
Expert regulatory operations consultants helping pharmaceutical companies navigate complex compliance challenges.

