How to Book an Interpreter for a Discovery in Toronto

Discoveries move fast. A missed dialect, a wrong platform, or a last-minute booking can derail the entire proceeding. Here is everything you and your clerk need to get it right, the first time.

Why interpretation at discovery is different

An examination for discovery is not a casual conversation, it is sworn testimony that will be transcribed, relied upon at trial, and potentially challenged by opposing counsel. Unlike a client intake meeting or a witness interview, discovery creates a permanent record. Every interpreted statement must be precise, complete, and legally defensible.

Ontario courts and the Rules of Civil Procedure do not prescribe a single standard for interpretation quality at discovery, but counsel bear a professional responsibility to ensure their client can meaningfully participate in proceedings. That begins with hiring a qualified, properly briefed interpreter, well before the examination date.

"The interpreter is not just a language bridge, they are an officer of the record. Brief them accordingly."

Step 1: Determine the language and dialect early

Language alone is not enough. Arabic spoken in Cairo differs significantly from Arabic spoken in Beirut or Amman. Mandarin and Cantonese are mutually unintelligible. Spanish in Mexico is not identical to Spanish in Colombia. Your client's specific regional dialect, not just their first language, determines who you need.

Ask your client directly: "Where did you grow up speaking this language?" Confirm this before you make any booking. Assigning the wrong dialect is one of the most common and easily avoidable errors in legal interpretation engagements.

Pro tip: If your client is bilingual, ask which language they prefer for legal and technical discussion, not casual conversation. Many people default to English socially but are far more precise and comfortable in their first language under pressure.

Step 2: Choose the right format, in-person, telephone, or video

Since 2020, the majority of discoveries in Toronto proceed via video conference, most commonly Zoom, Microsoft Teams, or the Ontario court's approved platforms. Each format has distinct requirements for your interpreter:

In-person: Preferred for complex or lengthy discoveries. The interpreter is physically present, which reduces the risk of technical failure and allows them to observe the witness's non-verbal cues.

Video (Zoom/Teams): Most common. Confirm that your interpreter is familiar with the platform, has a stable connection, and knows how to use features like mute, spotlight, and the chat function. Consecutive interpretation is standard; simultaneous interpretation requires additional equipment.

Telephone: Acceptable in limited circumstances, but not recommended for complex technical testimony or lengthy examinations. Audio quality directly affects interpretation accuracy.

Common mistake to avoidDo not assume your interpreter knows which platform you are using. Specify the exact platform, the meeting link format, and whether they will be appearing as a named participant or dialing in. A confused interpreter on a busy discovery morning is a problem no one needs.

The complete booking checklist

Use this checklist when briefing your interpreter service. Providing all of this information at the time of booking, not the morning of the discovery, ensures your interpreter is properly prepared and your examination proceeds without delay.

Information to provide when booking

Language and dialect e.g. Mandarin (Simplified/Beijing), Arabic (Lebanese/Gulf), Spanish (Mexican/Colombian)

Date, start time, and estimated duration - Include buffer time — discoveries frequently run over. Book your interpreter for the full expected day.

Platform and format- In-person (address), Zoom (link + passcode), Teams, telephone, or hybrid

Subject matter of the case - Personal injury, contract dispute, family law, immigration, criminal, helps the interpreter prepare terminology

Glossary of technical or specialized terms - Industry-specific vocabulary, medical terms, legal concepts, send in advance if possible

Parties' names and pronunciations - Correct pronunciation of proper names and company names prevents confusion in the transcript

Name and contact of attending counsel and clerk - So the interpreter can reach someone immediately if a technical issue arises

Interpretation mode required - Consecutive (standard) or simultaneous (requires special arrangement and equipment)

Certification or qualification requirement- Some matters require a certified court interpreter, confirm with opposing counsel and your client's insurer

Confidentiality agreement- For sensitive commercial or family matters, request that the interpreter sign an NDA at the time of booking.

How far in advance should you book?

For common languages such as French, Spanish, Mandarin, or Punjabi, booking 5–7 business days in advance is generally sufficient. For less common languages, Tigrinya, Somali, Dari, Tamil, or regional dialects — allow a minimum of 10–14 business days. Certified court interpreters in specialized languages may require even more lead time.

Same-day or next-day bookings are sometimes possible but carry risk: you may receive an interpreter who is unfamiliar with the subject matter or who has not had time to prepare. In a discovery context, that is an avoidable risk.

For clerks managing the calendar: Flag the language requirement at the moment the examination date is first set, not two days before. Add it to your discovery prep checklist alongside court reporter bookings and document production deadlines.

On the day of the discovery

Have the interpreter join the video conference 10–15 minutes before the examination begins. This allows time to confirm audio and video quality, introduce the interpreter to your client, and ensure both parties are comfortable before counsel and the examiner join.

At the start of the examination, your interpreter should take the standard oath or affirmation as interpreter. If the examining party's counsel objects to the interpreter's qualifications, be prepared to establish their credentials on the record.

During the examination, instruct your client in advance to speak in short, complete sentences and pause after each answer. Consecutive interpretation works best when the interpreter is not required to hold long passages in memory before rendering them.

A note on using bilingual clients as their own interpreters

It happens: a client is reasonably fluent in English but prefers to be examined in their first language. Some counsel assume this eliminates the need for a professional interpreter. It does not. A professional interpreter ensures that the transcript accurately reflects what the witness intended to say, not what counsel or the examiner understood them to say. It protects your client and protects the record.

Ready to book your interpreter?

Pro Interpreting Canada provides certified legal interpreters for discoveries, depositions, and hearings across the Greater Toronto Area and remotely across Ontario.

Book an interpreter — prointerpretingcanada.com