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| BISAC Code | Literal | Retailers can associate this with any of these levels |
|---|---|---|
| FIC022010 | FICTION / Mystery & Detective / Hard-Boiled |
|
| FIC062000 | FICTION / Noir |
|
But this isn't one-to-one, as both of these BISAC codes are mapped to a single Thema code:
| Thema Code | Literal | Retailers can associate this with any of these levels |
|---|---|---|
| FFL | Crime & Mystery: Hard-boiled Crime, Noir Fiction |
|
The US market (BISAC) determined that there was enough noir fiction being sold that wasn't associated with hard-boiled detective fiction to warrant its own code. Thema (international) may come to the same decision at a later date but as of writing has not. You should expect differences between the coding systems.
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