MIME RFCs

MIME, Multipurpose Internet Mail Extensions, is a series of standards that allow e-mail to contain data other than ASCII text, including images, attachments, and text in other character sets.

Current MIME RFCs

• RFC 2045 — Multipurpose Internet Mail Extensions, Part One (November 1996)
• RFC 2046 — Multipurpose Internet Mail Extensions, Part Two: Media Types (November 1996)
• RFC 2047 — Multipurpose Internet Mail Extensions Part Three: Message Header Extensions for Non-ASCII Text (November 1996)
• RFC 2049 — Multipurpose Internet Mail Extensions Part Five: Conformance Criteria and Examples (November 1996)

Registration

• RFC 2048 — Multipurpose Internet Mail Extensions Part Four: Registration Procedures (Obsolete) (November 1996)
• RFC 4288 — Media Type Specifications and Registration Procedures (Obsolete) (December 2005)
• RFC 4289 — Multipurpose Internet Mail Extensions Part Four: Registration Procedures (December 2005)
• RFC 6838 — Media Type Specifications and Registration Procedures (January 2013)
• RFC 1590 — Media Type Registration Procedure (March 1994)

The Originals

• RFC 1341 — Multipurpose Internet Mail Extensions (Obsolete) (June 1992)
• RFC 1522 — MIME Part Two: Message Header Extensions for Non-ASCII Text (Obsolete) (September 1993)