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DSSSB Lab Assistant Exam Pattern, Eligibility

142 topics across 4 subjects. Every question carries a written explanation.

DSSSB has no single Lab Assistant exam. Departments ask for laboratory staff one post code at a time, and each comes with its own qualification. Recent ones are the Health and Family Welfare Department's Lab Assistant (Gr. IV), MCD's Laboratory Assistant, and DPCC's Junior Laboratory Assistant.

The open one is the Delhi Pollution Control Committee's Junior Laboratory Assistant, post code 18/26 under Advertisement No. 02/2026, now 4 posts. Its computer test was held on 6 September 2026 and the result is awaited.

Last checked against the official notification on .

DSSSB Lab Assistant Details

Exam Pattern

These posts use DSSSB's one-tier technical paper: 200 questions in 2 hours. Section A has 100 general questions, 20 each on General Awareness, Reasoning, Arithmetic, Hindi and English. Section B has 100 questions on the subject of the post's qualification. Wrong answers cost 0.25 marks.

The pass mark applies to Section B and to the total, not to Section A on its own. Merit uses both sections.

Eligibility Criteria
Post (code)QualificationPay
Junior Laboratory Assistant, DPCC (18/26)12th with science and 3 years of lab work, or a science degreeLevel 2, ₹19,900–63,200
Laboratory Assistant, MCD (29/24)10th with science and a diploma in Medical Laboratory TechnologyLevel 4, ₹25,500–81,100
Lab Assistant (Gr. IV), H&FW (46/23)10th or 12th with science and a diploma in Medical Laboratory Techniques, or 12th vocational MLTLevel 4, ₹25,500–81,100
Laboratory Assistant (Chemistry), Drugs Control (51/24)Pharmacy or science degree and 1 year in chemical analysis of drugsLevel 4, ₹25,500–81,100

The age limit was 18 to 27 years for all four, with the usual DSSSB relaxations.

Selection Process

There is no interview or skill test for these posts. Candidates are ranked on the written test, the top ones upload an e-dossier, and DSSSB nominates them. The department checks documents before the offer.

How to Apply

Apply online at dsssbonline.nic.in within the window in each advertisement. The fee is ₹100; women, SC, ST, PwBD and ex-servicemen are exempt.

Important Dates
Post codeAdvertisedTestResult
46/23 (H&FW)31 July 202324 April 202520 January 2026
29/24 (MCD)5 March 202428 August 202516 March 2026
18/26 (DPCC)25 February 20266 September 2026Awaited
Result

H&FW's 46/23 had 138 vacancies; 2,651 sat the test and 122 were nominated. MCD's 29/24 had 37; 1,304 sat and 35 were nominated. Results and marks are on the DSSSB Results page.

Official Links
Frequently Asked Questions

Is there one DSSSB Lab Assistant exam?

No. Each department's post has its own code, qualification and test.

Do I need a DMLT?

For the hospital and MCD posts, yes. DPCC's Junior Laboratory Assistant takes a science degree, or 12th science with 3 years of lab work.

Is there a practical test?

No. Selection is on the written test alone.

How many DPCC posts are there now?

4, after the corrigendum of 14 October 2026.