ROOM ASSIGNMENTS: October 2025 Chemists Licensure Exam (CHEM-LE)

The Professional Regulation Commission (PRC) releases the room assignments for the October 2025 Chemists Licensure Exam (CHEM-LE) a few days before the examination.

This year’s Chemists Licensure Exam (CHEM-LE) will be conducted on October 13 & 14, 2025.

Room Assignments

Below are the Room Assignments for the October 2025 CHEM-LE:

Examinees shall report before 6:30 in the morning on the said date because latecomers will not be admitted.

Things to Bring Examination day

Here are the things to bring during the examination proper:

Notice of Admission
Official Receipt
One (1) piece of metered-stamped window mailing envelope
Two (2) or more pencils (NO. 2)
Ball pens (black ink only)
One (1) piece long brown envelope
One (1) piece long transparent/plastic envelope (for keeping your valuables and other allowed items)

Dress Code on Examination Day

Here are the specified dress codes from PRC:

For male examinees, tucked-in white polo shirt with collar (without any seal, logo, or mark); decent pants or slacks
For female examinees, tucked-in white blouse or shirt with collar (without any seal, logo, or mark); decent pants or slacks

Prohibited Items Inside the Exam Rooms:

Books, notes, review materials, and other printed materials containing coded information or formulas
Calculators which are programmable or with embedded functions, especially CASIO FX991ES and CASIO FX-991ES plus
Apple, Samsung and other smart watches, cellular phones, ear plugs, transmitters, portable computers, Bluetooth and other electronic devices which may be used for communication purposes;
Bags of any kind (place your documents inside the transparent/plastic envelope)
Other examination aides not stated in this program

All personal belongings of the examinees shall be surrendered to the proctor and shall be placed in a secured space within the examination room.

The rules on the conduct of bodily search, an inspection of personal belongings of the examinees, and the seizure/confiscation of prohibited items during the licensure exam (Annex A of PRC Memorandum Order No. 57, s. 2020) shall be strictly observed.

Exam Coverage

The October 2025 Chemists Licensure Exam (CHEM-LE) will cover the following topics:

Inorganic Chemistry (25%)
Analytical Chemistry (25%)
Organic Chemistry (15%)
Physical Chemistry (20%)
Biochemistry (15%)

References

Program for October 2025 Chemists Licensure Exam (CHEM-LE) from PRC.

Exam Statistics & Passing Rate

Exam Date	No. of Examinees	No. of Passers	Passing Rate
October 2024	1,088	592	54.51%
December 2023	1,148	594	51.74%
October 2022	731	284	38.85%
October 2021	369	134	36.31%
October 2019	1,085	457	42.12%
October 2018	1,101	496	45.05%
October 2017	1,195	526	44.02%
October 2016	1,019	559	54.86%
September 2015	771	414	53.70%
September 2014	705	421	59.72%
September 2013	571	320	56.04%

PRC Regional Offices Directory

If you have concerns and you need help from the Professional Regulation Commission, you can now access their office address, contact number and email address through this link: PRC Official Directory

LERIS Account Assistance

If you have technical concerns with the with your LERIS account, including resetting your password, mismatched record edit, and other related concerns, you may email the Licensure Exam Division through the following emails:

Exam Updates

To keep updated on the official results and other updates regarding the conduct of the October 2025 Chemists Licensure Exam (CHEM-LE), we advise our visitors to bookmark this page, visit PRC’s official website, follow us on our social media pages:

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