In audit applications, the cover letter is often optional, sometimes requested, rarely read in full. It is nonetheless decisive in two situations: when a candidate’s CV looks like those of their classmates, and when a recruiter is hesitating between two profiles for a busy season. A good letter does not describe a passion for numbers. In three paragraphs, it shows that you know what an auditor does, that you chose this firm for a specific reason and that you will be useful from the first week of year-end. Here is what the recruiter expects, a simple structure, an annotated example and the mistakes that sink a letter.
What the recruiter expects from a letter
An audit recruiter reads a cover letter with three questions in mind.
Does the candidate know what audit is? Many students confuse external audit, internal audit, management control and consulting. A letter that talks about “advising companies on their strategy” for a statutory audit internship betrays that confusion. The recruiter is looking for the right words: certifying accounts, testing controls, gathering audit evidence, cycles, year-end closings.
Why this firm, and not another? A letter that could be sent to any firm by changing the name convinces nobody. The recruiter expects something specific: a client sector, a regional office, a conversation with an auditor at a careers fair, a training programme, a specialism of the firm.
What can they bring to a season? The intern will be put on real engagements, with deadlines. The letter must give one or two facts proving they will cope: accounting experience, demonstrated rigour, an ability to work under pressure.
The letter does not repeat the CV: it links two or three elements of the CV to the position and the firm. For the structure of the CV itself, see our audit CV method.
A three-paragraph structure
One page, three paragraphs, a plain closing formula: that is what firms expect for an internship.
First paragraph: the position and the hook
Say which internship you are aiming for, on which dates, and why you are writing to this firm. A concrete opening sentence is better than a general formula. Example opening: “As a CCA master’s student, I am applying for the busy-season financial audit internship at your Nantes office, from January to April.”
Second paragraph: what you bring
Choose two elements of your background that serve the position, and say what they taught you. An internship in a finance department, a work-study placement in an accounting firm, a role as treasurer of an association, a group project analysing published accounts: what matters is linking each element to a task you will do during the season (supporting account balances, preparing reconciliations, documenting work).
Third paragraph: why this firm and next steps
Give the precise reason for your choice and propose an interview. Show that you know the firm without reciting its website: a conversation with a staff member, a sector specialism, the chance to discover both audit and accounting services in a mixed firm.
Annotated example
The following example is fictitious; it illustrates the structure for a busy-season internship at a regional firm.
Dear Sir or Madam,
As a first-year student on the master’s in accounting, control and audit, I would like to apply for a busy-season internship in statutory audit at your firm, from 5 January to 30 April.
During two years of work-study at an accounting firm, I kept and reviewed the books of some twenty very small businesses and associations, up to the preparation of their tax returns. This practice taught me to support a balance-sheet account from the underlying documents and to spot an entry that does not match the client’s activity. I would now like to see the accounts from the other side, the auditor’s, and learn to design tests on complete cycles. I have also passed the DSCG “accounting and audit” unit, which has made me familiar with the risk-based approach.
Your firm works with many associations and establishments in the health and social sector, a client base I know from my work-study placement and to which I am devoting my master’s dissertation. Your team’s presentation at our master’s programme’s careers fair confirmed my view that an internship with you would allow me to take part in varied engagements within small teams. I would be glad to discuss this with you at an interview.
Yours faithfully,
What works:
- the opening gives the degree, the internship, the dates and the firm in one sentence;
- the second paragraph links the work-study placement to audit tasks (supporting an account, spotting an abnormal entry) instead of summarising it;
- the mention of the DSCG unit provides a verifiable element on technical level;
- the third paragraph draws on the firm’s actual client base and on a real conversation, not on a formula;
- no quality is claimed without proof.
What could still be improved: giving one more figure on the work-study placement, or naming a software package used, if the advert mentions particular tools.
Common mistakes
- Starting with “Passionate about numbers since I was very young”: this is the most widespread sentence in audit letters, and the least useful.
- Confusing professions: talking about strategy consulting, management control or internal audit in a letter for a statutory audit internship.
- Copying the firm’s website: “a leader in audit, present in many countries” tells the recruiter nothing they do not already know.
- Writing too long a letter: beyond one page, it will not be read to the end.
- Forgetting the dates: a firm schedules its busy-season interns to the week.
- Leaving a typo or the wrong firm name: in audit, rigour is the first criterion; a typo in the addressee’s name is enough to eliminate an application.
- Repeating the CV line by line: the letter selects and connects, the CV lists.
Adapting the letter to the advert
The same letter does not suit every firm or every internship format. A few adjustments depending on the target:
- for a large network, highlight English, mobility and an interest in group engagements; the letter is often read after online tests, so it must confirm the consistency of your path;
- for a mid-tier or regional firm, stress versatility, the firm’s client base and your local roots; the partner who is recruiting wants to sense a lasting plan;
- for an end-of-studies internship, talk about what comes next: the DSCG, the chartered accountancy traineeship, the position you are aiming for;
- for a work-study placement, specify the school’s rhythm and the diploma calendar.
Reuse the words of the advert when they match your experience: if the offer mentions stock counts and confirmations, and you have done them, say so in those words. They will also be read by the screening software that analyses some applications.
This site does not offer a cover-letter tool: the writing remains in your hands, using the structure above. Your CV, on the other hand, can be built in the CV editor, which handles the layout and produces a PDF readable by firms’ screening software. For inspiration, the audit assistant CV example shows how a work-study placement and a busy season are described, and our guide to the busy-season audit internship details the calendar and tests.
Sources
- Deloitte France, recruitment FAQ 🔗.
- KPMG France, recruitment in audit roles 🔗.
- Onisep, internal auditor and financial auditor job profile 🔗.
Frequently asked questions
Is a cover letter compulsory for an audit internship?
Not always. Some firms ask for one, others make it optional. When it is optional, a short and precise letter can make the difference between two similar CVs.
Should it be addressed to a named person?
If you know the name of the recruiter or the partner, yes. Otherwise, “Dear Sir or Madam” remains the expected formula; avoid casual openings.
Can you use the same letter for several firms?
The structure, yes; the third paragraph, no. That is the paragraph that shows why you are writing to this particular firm.
What length should you aim for?
One page at most, that is about three paragraphs of five or six lines. A recruiter reads it in less than a minute.