A list as long as your arm - plus your fingerprints

The full list of the 49 types of information that the Identity Cards Act says may be on the register (courtesy of the BBC). You can see the schedule here.

Personal information

• full name
• other names by which person is or has been known
• date of birth
• place of birth
• gender
• address of principal place of residence in the United Kingdom
• the address of every other place in the United Kingdom or elsewhere where person has a place of residence

Identifying information

• a photograph of head and shoulders
• signature
• fingerprints
• other biometric information

Residential status

• nationality
• entitlement to remain in the United Kingdom where that entitlement derives from a grant of leave to enter or remain in the United Kingdom, the terms and conditions of that leave

Personal reference numbers

• National Identity Registration Number
• the number of any ID card issued
• allocated national insurance number
• the number of any relevant immigration document
• the number of their United Kingdom passport
• the number of any passport issued to the individual by or on behalf of the authorities of a country or territory outside the United Kingdom or by or on behalf of an international organisation
• the number of any document that can be used by them (in some or all circumstances) instead of a passport
• the number of any identity card issued to him/her by the authorities of a country or territory outside the United Kingdom
• any reference number allocated to him/her by the secretary of state in connection with an application made by him for permission to enter or to remain in the United Kingdom
• the number of any work permit relating to him/her
• any driver number given to him/her by a driving licence
• the number of any designated document which is held by him/her and is a document the number of which does not fall within any of the preceding sub-paragraphs
• the date of expiry or period of validity of a document the number of which is recorded by virtue of this paragraph

Record history

• information falling within the preceding paragraphs that has previously been recorded about him/her in the Register
• particulars of changes affecting that information and of changes made to his/her entry in the Register
• date of death
  

Registration and ID card history

• the date of every application for registration made by him/her
• the date of every application by him/her for a modification of the contents of his entry
• the date of every application by him/her confirming the contents of his entry (with or without changes)
• the reason for any omission from the information recorded in his/her entry
• particulars (in addition to its number) of every ID card issued to him/her
• whether each such card is in force and, if not, why not
• particulars of every person who has countersigned an application by him/her for an ID card or a designated document, so far as those particulars were included on the application
• particulars of every notification given about lost, stolen and damaged ID cards
• particulars of every requirement by the secretary of state for the individual to surrender an ID card issued to him

Validation information

• the information provided in connection with every application to be entered in the Register, for a modification of the contents of his entry or for the issue of an ID card
• the information provided in connection with every application confirming entry in the Register (with or without changes)
• particulars of the steps taken, in connection with an application mentioned in paragraph (a) or (b) or otherwise, for identifying the applicant or for verifying the information provided in connection with the application
• particulars of any other steps taken or information obtained for ensuring that there is a complete, up-to-date and accurate entry about that individual in the Register
• particulars of every notification given by that individual for changing details in the register

Security information

• a personal identification number to be used for facilitating the making of applications for information recorded in his/her entry, and for facilitating the provision of the information
• a password or other code to be used for that purpose or particulars of a method of generating such a password or code
• questions and answers to be used for identifying a person seeking to make such an application or to apply for or to make a modification of that entry

Records of provision of information

• particulars of every occasion on which information contained in the individual's entry has been provided to a person
• particulars of every person to whom such information has been provided on such an occasion
• other particulars, in relation to each such occasion, of the provision of the information