Header type  |  [ Request header ](/en-US/docs/Glossary/Request_header)  
---|---  
[ Forbidden header name ](/en-US/docs/Glossary/Forbidden_header_name) |  yes   
  
##  See also

  * HTTP [ content negotiation ](/en-US/docs/Web/HTTP/Content_negotiation)
  * [ Accept-Charset is no more ](https://hsivonen.fi/accept-charset/)
  * Header with the result of the content negotiation: [ ` Content-Type ` ](/en-US/docs/Web/HTTP/Headers/Content-Type)
  * Other similar headers: [ ` TE ` ](/en-US/docs/Web/HTTP/Headers/TE) , [ ` Accept-Encoding ` ](/en-US/docs/Web/HTTP/Headers/Accept-Encoding) , [ ` Accept-Language ` ](/en-US/docs/Web/HTTP/Headers/Accept-Language) , [ ` Accept ` ](/en-US/docs/Web/HTTP/Headers/Accept)

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