Turn to the start of a chapter in a well-made book and several things happen at once, none of which you are meant to notice. The new chapter does not begin at the top of the page; it drops down, leaving a band of white space above the title. The first line often opens with an oversized capital letter. The line of type that runs along the top of every other page — the author's name, the book's title — is gone from this page. Together these signals do one job: they tell the reader, before a single word is read, a new thing begins here.
This is the most expressive moment in an interior, and the one where amateur formatting most often shows. Not because the choices are hard, but because they have to be made deliberately and then repeated exactly, chapter after chapter. Here is what each part does, and how to keep them in agreement across a whole manuscript — chapter openings being one piece of the wider interior covered in how to format a book interior for KDP.
The sink: where the chapter begins
The white space above a chapter title has a name — the sink, sometimes the chapter drop — and it is the single most important opener decision. Instead of starting hard against the top margin, the chapter title sits perhaps a third of the way down the page, with the body following below it.
The sink does two things. It gives the chapter title room to breathe, so it reads as an event rather than a heading. And, repeated identically, it gives the book a steady visual pulse: every chapter opens at the same depth, so the reader's eye lands in the same place each time. The exact depth is a matter of taste — a quarter to a third of the page is typical — but the rule that matters is consistency. A sink that varies from chapter to chapter is worse than no sink at all, because the eye notices the difference even when the reader does not.
The chapter title and number
Above or around the sink sits the chapter's identity: its number, its title, or both. Conventions vary by genre and by taste — Chapter One, or just One, or a roman numeral, or a title with no number, or a number with no title. Any of these can be right. What has to be true is that the choice is the same in every chapter. If chapter one is titled and chapter two is merely numbered, the book reads as though two people set it.
A small amount of restraint helps here. The chapter title is not a place for a third typeface or a heavy rule across the page. The sink already does the work of announcing the chapter; the type only has to be a little larger or set apart, not loud.
The drop cap and the first line
The oversized capital at the start of the first paragraph is a drop cap when it sits down into the lines below it, or a raised (or "stick-up") capital when it sits on the baseline and rises above the line. Either is a centuries-old way of marking the true beginning of the text, and either is fine — though a drop cap is the more common in modern books.
Two details make a drop cap look intentional rather than accidental. The first is its depth: a drop cap should sit cleanly across a whole number of lines — two, three, sometimes four — with the lines beside it tucked neatly against it, not floating at an odd height. The second is the first line itself, which is often set in small capitals for a few words after the drop cap, easing the reader from the large letter into the body type. The first paragraph of a chapter is also conventionally set without a first-line indent, because there is nothing above it to separate it from.
Suppressing the running head and folio
On a chapter-opening page, the running head is removed. A line reading The Author's Name sitting above a chapter title is noise, and every well-made book takes it away on openers. The page number is usually handled more gently: many books drop the folio from the top of the opener but keep it at the foot, or move it down, so the page is still numbered without crowding the title. The mechanics of this — which pages suppress what — belong with page numbers and running headers, done right.
Headings inside a chapter
Non-fiction, and some fiction, needs more than chapter titles. A chapter may break into sections, and those sections into subsections, and the reader has to be able to tell which level they are at. This is a small hierarchy — call them heading levels one, two and three — and the only firm rule is that each level looks distinctly different from the others and identical to itself wherever it appears.
A first-level heading might be larger and bold; a second-level heading smaller and italic; a third-level heading smaller still, perhaps run into the start of its paragraph. The differences should be clear at a glance, so a reader skimming knows instantly whether a heading opens a major section or a minor one. What breaks this is drift: the same level of heading styled one way on page 40 and another on page 90. The reader loses the thread of the hierarchy, and the book feels disorganised even when the writing is not.
Scene breaks in fiction
Fiction has one more opener-like device: the scene break, the gap within a chapter that marks a shift in time or place. It is shown either by a band of white space or by a small centred ornament — three asterisks, a single typographic flourish. White space alone is cleaner, but it has a trap: if the break happens to fall at the very bottom or top of a page, the reader cannot see the gap at all. A small centred ornament avoids that, because it is always visible. Whichever you choose, use the one device throughout; a book that breaks scenes with white space in one chapter and asterisks in the next is, again, telling on itself.
A worked example: setting it once, applying it everywhere
Picture a forty-chapter novel. You decide on a one-third sink, chapter numbers spelled out and centred, a three-line drop cap, small capitals for the first three words, the running head suppressed on openers, and the folio kept at the foot. That is a complete, professional opener — and now it has to be true forty times, identically, including after every edit that adds or removes a chapter.
Done by hand in a word processor, this is where consistency quietly fails: one chapter gets a two-line drop cap by accident, another keeps its running head, a late-inserted chapter is styled from memory and lands slightly off. The fix is to treat the opener as a defined style applied to all chapters at once, rather than a layout repeated by hand.
The deeper point is the one that runs through every part of the interior: a chapter opening is not a decoration you apply to a page. It is a promise you make to the reader on the first page and keep on every one after — that this book was set with care, and will hold its shape from the first chapter to the last.
Where Folio Format fits
This is what Folio Format does with chapter openings — the sink, the drop cap, the suppressed running head and the heading levels are set once for the book and applied to every chapter, so adding a chapter in the middle does not mean re-creating the formatting from scratch. The studio is the author's composing room, where the opener is a defined publishing decision rather than a layout repeated by hand. It is designed to help you export KDP-ready files and catch common publishing issues before upload, and an interior whose openers all agree is a large part of what "professional" looks like on the page.
Last checked 26 May 2026. Always confirm current Amazon KDP and IngramSpark specifications before uploading final files. Folio Format is designed to help users export KDP-ready files and catch common publishing issues before upload; it makes no claim about platform acceptance.