NOC 33100 job description: dental laboratory assistant duties and responsibilities
- Prepare patients for dental examination and assist the dentist during examinations and dental treatments
- Sterilize and maintain instruments and equipment
- Prepare dental instruments, fillings, compounds and various dental materials
- Take and develop X-rays
- Polish teeth and clinical crowns and apply fluoride and sealant
- Take preliminary impressions for diagnostic casts
- Educate patients concerning oral hygiene
- Perform clerical duties such as prepare invoices, process payments, schedule patient appointments, record dental procedures performed and order dental and office supplies
- May perform intra-oral duties such as remove sutures, take and record vital signs, apply desensitizing agents, topical anaesthetic, anticariogenic agents and coronal whitening, fabricate, place, and remove temporary crowns and restorations, and apply and remove rubber dams
- May also perform pulp vitality testing as well as periodontal screening and recording.
- Prepare plaster models and moulds from dental impressions
- Prepare wax bite-blocks and impression trays
- Cast gold or metal alloys for bridges and denture bases
- Pack plastic material in moulds to form full or partial dentures
- Mould wax over denture set-up to form full contours of artificial gums
- Make orthodontic bands from gold, silver, stainless steel or other metals
- Finish metal framework of dentures and polish and buff dentures to obtain natural finish.
Job titles under NOC 33100
See every job title and its code in the A–Z job title index, or all TEER 3 jobs.
Is NOC 33100 eligible for Express Entry?
By TEER, yes. TEER 3 is inside the TEER 0 to 3 range that the Federal Skilled Worker Program and Canadian Experience Class accept. You still need qualifying work experience, language test results and enough CRS points to get an invitation. Category-based draws and provincial nominee programs use their own occupation lists.
| Program | TEER check | Why |
|---|---|---|
| Federal Skilled Worker | TEER qualifies | TEER 3 is within TEER 0 to 3 |
| Canadian Experience Class | TEER qualifies | TEER 3 is within TEER 0 to 3 |
| Federal Skilled Trades | Not a listed trade | Only certain trade groups qualify. Check IRCC |
| Spouse's open work permit | Qualifies | On IRCC's TEER 2–3 list. SOWP rules |
Category-based draws: NOC 33100 is not on any category-based selection list (checked 2026-10-16). Under NOC 2016, TEER 3 was skill level B ("NOC B").
Category-based Express Entry draws and provincial nominee programs use their own occupation lists. Check the current lists on IRCC's Express Entry page and provincial nominee page.
NOC 33100: common questions
What is NOC 33100?
NOC 33100 is the code for dental assistants and dental laboratory assistants in Canada's National Occupational Classification (NOC 2021). Its first digit, 3, is the broad category and its second digit, 3, is the TEER level. Immigration forms, job offers and LMIA applications use this five-digit code.
What TEER is NOC 33100?
NOC 33100 is TEER 3. Occupations that usually need a college program or apprenticeship of less than two years, or more than six months of on-the-job training. Under the older NOC 2016 system, TEER 3 lines up with skill level B.
Is NOC 33100 eligible for Express Entry and PR?
By TEER, yes. TEER 3 is inside the TEER 0 to 3 range that the Federal Skilled Worker Program and Canadian Experience Class accept. You still need qualifying work experience, language test results and enough CRS points to get an invitation. Category-based draws and provincial nominee programs use their own occupation lists.
Is NOC 33100 in a category-based Express Entry draw?
No. As of IRCC's list dated 2026-10-16, NOC 33100 is not in any category-based selection list (healthcare, STEM, trades, education, transport and others). You can still be invited in general and program-specific draws.
Is NOC 33100 eligible for a spousal open work permit (SOWP)?
Yes. NOC 33100 is on IRCC's list of TEER 3 occupations that qualify, so a worker in this job can support a spouse's open work permit, as long as their own work permit has at least 16 months left when the spouse applies (IRCC page modified 2026-06-12).
What is the NOC code for a dental laboratory assistant?
Dental laboratory assistant is listed under NOC 33100, dental assistants and dental laboratory assistants. The job title alone does not decide your code: your duties should match the main duties of NOC 33100.
How do I know if NOC 33100 is my NOC code?
Compare what you actually do with the main duties listed for NOC 33100, not just your job title. IRCC expects your duties to match the lead statement and most of the main duties of the code you choose. If they fit another code better, use that one. You can paste your duties into nocfinder to see how they line up, duty by duty.
Source: ESDC NOC 2021 · IRCC program pages. Not legal advice.