The new 072 codes added in May 2026:
AMIRAF	Amish Romance, Fiction
AMISAF	Amish Fiction, Fiction
AMISJF	Amish Fiction, Juvenile fiction
ARINAN	Artificial Intelligence, NonFiction
ARINJN	Artificial Intelligence, Juvenile NonFiction
ARTFAF	Arts in Fiction, Fiction
ARTFJF	Arts in Fiction, Juvenile fiction
BEFFAF	Best Friends Fiction, Fiction
BEFFJF	Best Friends Fiction, Juvenile fiction
BILIAF	Bilingual Books, Fiction
BILIAN	Bilingual Books, NonFiction
BILIJF	Bilingual Books, Juvenile fiction
BILIJN	Bilingual Books, Juvenile NonFiction
CHRFAF	Christian Fiction, Fiction
CHRFJF	Christian Fiction, Juvenile fiction
CHRRAF	Christian Romance, Fiction
CHRRJF	Christian Romance, Juvenile fiction
CLIMAF	Climate Change, Fiction
CLIMAN	Climate Change, NonFiction
CLIMJF	Climate Change, Juvenile fiction
CLIMJN	Climate Change, Juvenile NonFiction
DIYRAN	Do It Yourself, NonFiction
DIYRJN	Do It Yourself, Juvenile NonFiction
FARMAF	Farm and Farming, Fiction
FARMAN	Farm and Farming, NonFiction
FARMJF	Farm and Farming, Juvenile fiction
FARMJN	Farm and Farming, Juvenile NonFiction
GALIAF	Galician Language, Fiction
GALIAN	Galician Language, NonFiction
GALIJF	Galician Language, Juvenile fiction
GALIJN	Galician Language, Juvenile NonFiction
HANDAN	Handbooks, Manuals, NonFiction
HANDJN	Handbooks, Manuals, Juvenile NonFiction
JEWIAF	Jewish Fiction, Fiction
JEWIJF	Jewish Fiction, Juvenile fiction
KNITAF	Knitting and Knitters, Fiction
KNITAN	Knitting and Knitters, NonFiction
KNITJF	Knitting and Knitters, Juvenile fiction
KNITJN	Knitting and Knitters, Juvenile NonFiction
LIBRAF	Libraries and Librarians, Fiction
LIBRAN	Libraries and Librarians, NonFiction
LIBRJF	Libraries and Librarians, Juvenile fiction
LIBRJN	Libraries and Librarians, Juvenile NonFiction
NLSPAF	NLS Staff Pick, Fiction
NLSPAN	NLS Staff Pick, NonFiction
NLSPJF	NLS Staff Pick, Juvenile fiction
NLSPJN	NLS Staff Pick, Juvenile NonFiction
PARCAF	Paranormal Cozy Fiction, Fiction
PARCJF	Paranormal Cozy Fiction, Juvenile fiction
SUMMAF	Summer Reading Book, Fiction
SUMMAN	Summer Reading Book, NonFiction
SUMMJF	Summer Reading Book, Juvenile fiction
SUMMJN	Summer Reading Book, Juvenile NonFiction
TRAFAF	Travel Fiction, Fiction
TRAFJF	Travel Fiction, Juvenile fiction
WRITAF	Writers and writing, Fiction
WRITAN	Writers and writing, NonFiction
WRITJF	Writers and writing, Juvenile fiction
WRITJN	Writers and writing, Juvenile NonFiction