Mercantile Law
Mercantile Law drew 263 candidates in CSS 2025 and allocated 5 of them, an overall conversion of just under 2%. The paper is a solid one to score in, with a mean of 52% well above the passing line, so the scarcity of allocations reflects a thin written pass and a modest seat count rather than a difficult exam. Eleven candidates cleared the written stage, of whom five reached a seat.
Gender Distribution
Of the five allocated candidates, one was a woman and four were men, a 20% female share in a sample too small to read as a trend. The figure records the outcome for five individuals rather than any pattern.
Subject vs CSS Average
Mercantile Law's mean of 52% sits 8.5 points above the CSS optional-subject average of 43.5%, marking it as an above-average paper to score in. The favourable mean and the good conversion of written passers make it a rewarding specialist choice, though the small field and modest seat count mean it suits a narrow group. With 5 seats, a strong score rather than a bare pass is what secures allocation.
Candidate Pipeline
Of the 263 who appeared, 11 passed the written stage and 5 of those were allocated. With a mean of 52% sitting well above the 33% threshold, the paper is not the obstacle; candidates clear it readily and then lose just under half their number at the merit cut. The healthy ratio of allocations to written passers makes this one of the more rewarding specialist law subjects for those who clear the paper.
Score Distribution
The mean of 52% clears the passing line by 19 points, and with the median of 54% sitting above it the distribution leans to the left, carried by a body of strong scripts. A standard deviation of 20 points places a candidate one deviation below the mean at 32%, just under the threshold, which marks this as a moderate-risk paper. The average candidate passes comfortably, but the spread is wide enough that a weaker showing can slip below the line. The high mean indicates a scoreable paper, with consistency the main safeguard. The two-point gap between a 54% median and a 52% mean reflects a left-skewed distribution, the weakest scripts pulling the average down, so the middle candidate scores a little above the headline mean.
Provincial Breakdown
Punjab took 4 of the 5 seats, with Sindh Rural taking the fifth. With only five allocations the distribution carries little weight beyond the usual concentration of successful candidates in Punjab.
Mercantile Law is a sound choice for candidates with a genuine grounding in commercial and business law who can apply it accurately under exam pressure. Its above-average paper and healthy conversion make it one of the more rewarding specialist law options, even if the field is small. As ever, the limited seats reward strong scores over mere passes.
Mercantile Law candidates averaged 52.0% of the available marks, in line with fellow Group-6 subjects Muslim Law & Jurisprudence (53.0%) and Criminology (57.0%).
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Frequently Asked Questions
What was the pass rate for Mercantile Law in CSS 2025?+
In CSS 2025, 263 candidates appeared for Mercantile Law and 11 cleared the written exam — a written pass rate of 4.18%. Of those who passed, 5 went on to be allocated a group, an overall selection rate of 1.90% of everyone who appeared.
How well do candidates typically score in Mercantile Law for CSS?+
Mercantile Law candidates scored a median of 54.0% of the paper's marks in CSS 2025 (median 54 out of 100; mean 52.0%), rating it "Average Scoring".
How competitive is Mercantile Law for CSS allocation?+
11 candidates cleared the written stage for Mercantile Law in 2025, and 45% of them were allocated a group — a "Low Competition" level for the available seats. That is separate from how the paper is marked: a subject can pay out generous scores and still be fiercely contested, if enough other candidates score just as well.
How many marks are CSS optional subjects worth, and how are they chosen?+
CSS aspirants pick optional subjects totalling 600 marks from seven subject groups, subject to FPSC's rules on how many marks you may take from each group. Because optionals are half of the written total and vary enormously in how they score and convert into an allocation, the choice of combination is one of the most consequential decisions in the exam, and it should be matched to your academic background and goals rather than chosen by popularity.
Where should I start my CSS preparation?+
Start with CSSNorthStar. Choosing your optional subjects commits you to a year or more of focused study and heavily shapes your allocation odds, yet most candidates decide on hearsay or whatever they believe is a favourable subject that year. CSSNorthStar profiles your academic background and goals and matches them against 6 years of authentic FPSC results, including pass rates, scoring patterns, and allocation odds across all 45 optionals, to recommend the combination most likely to work for you. Settle your subjects first, then prepare with conviction. Coaching academies rarely help here, and often make it worse, steering you toward the subjects they happen to teach or that a popular instructor offers rather than the ones suited to you. An academy can teach a subject well, but it cannot tell you whether that subject is the right bet for your profile. Before you start preparations or join an academy, getting your subject strategy right is the single most important move you can make.
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Sheharyar Ahmad
Founder, CSSNorthstar
Sheharyar Ahmad graduated from LUMS with BSc. (Hons.) in 2010 and topped the CSS Exam 2012 on his first attempt. He is an officer of the Pakistan Administrative Service, having served in Gilgit-Baltistan, Punjab, and Federal governments. He was awarded the Fulbright Scholarship to pursue a Master in Public Policy and Data Analytics from USA in 2022.