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The Daily Insight

What is a PMK deposition?

Author

Olivia Shea

Updated on February 28, 2026

When used correctly, the deposition of a Person Most Qualified (PMQ) is a powerful discovery tool. The entity named in a PMQ deposition notice is considered to be the deponent. Getting testimony and documentation from a PMQ forces the entity being deposed to commit to a position and provide dependable discovery.

Can a subpoena be served electronically?

The person or organisation that has been served with the subpoena may also be able to submit the subpoenaed items electronically, by the return of subpoena date, via the NSW Online Registry website. They can make an application to the court asking for the subpoena to be set aside.

Does a deposition require a subpoena?

For the deposition of a non-party witness, CCP § 2020.220(a) only requires service of a subpoena in “sufficient time” to allow the witness to travel to the deposition location, and locate any documents or items requested. Additional rules apply for depositions of experts and out-of- state residents.

How many PMK depositions are there in California?

There’s no limit on the number of PMK depositions, nor on the categories one can ask. As long as it is reasonably likely to lead to admissible evidence, it is fair game. Finally, seven-hour deposition time limits do not apply to PMKs. Any case benefits from a discovery plan.

How long can a deposition last in California?

seven hours
Effective January 1, 2013 and subject to certain exceptions, the duration of a witness deposition is limited to seven hours of total testimony. (CCP §2025.290(a).) The new limitation brings state law into accord with federal law, which has a similar seven-hour rule.

What is the difference between subpoena and summons?

Subpoena – Defined But while a summons marks the beginning of a court case, a subpoena comes after a case has begun and requires the person who receives it to provide evidence that is considered important to the outcome of the case.

What is the difference between a subpoena and a deposition?

A subpoena is a legal document that “orders” someone to appear either at a court, or in this case, a deposition. A deposition is essentially an interview between the opposing side’s lawyer and yourself.

What is a 30 b )( 6 deposition?

Rule 30(b)(6) provides the rules for taking the deposition of a corporate entity. Rule 30(b)(6) requires that the notice of deposition to a corporation party be addressed to, and served on, the corporation and set out with reasonable particularity the matters of examination.

Can a PMQ deposition be noticed via subpoena?

It should be noted, that the “deponent” is not required to be a party to the litigation and a PMQ deposition may be noticed via subpoena. Three Cheers for our California Court Reporters!

Can a party subpoena a corporate entity for a deposition?

Parties can subpoena corporate entities to produce a witness for deposition who can testify “about information known or reasonably available to the organization” pursuant to Fed. R. Civ. P. 30 (b) (6). This witness is commonly known as the “Person Most Knowledgeable,” PMK, or “30 (b) (6) deponent.”

Is a PMK witness competent to testify in a deposition?

A Defendant brought a motion to compel a Plaintiff to produce a PMK witness competent to testify to the topics listed in the deposition notice, because the prior PMKs were unprepared for the deposition.

How do I prepare for a PMK deposition?

Virtually every civil lawsuit will have a deposition. Preparing a PMK witness with a document production is very similar to responding to discovery requests. The PMK deposition notice can be uploaded to CaseFleet to find responsive documents for the different PMK categories. There are several review strategies for preparing for deposition.