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HMRC internal manual

COTAX Manual

Case records: new company records: functions

The table below tells you the functions to use in particular situations.

Situation Function
To amend company name and address. For companies incorporated at Companies House, this information is normally updated automatically through a data feed from Companies House to COTAX and you must not manually update the record to hold a Registered Office address that is different to that held by Companies House. ACNA (Amend Company Name / Address
To enter a business name, address and telephone number for correspondence, if different to the Registered Office details. ACOM (Amend Communication Details)
To set or unset the S55 Satisfied signal or to enter or amend the following.  

Date business commenced.

Company Registration Number.

Parent company reference.

PAYE reference.

The date to which accounts will be prepared.

Date CT41G issued.

CT41G to be issued.

Date CT204 issued.

CT204 to be issued.

You no longer need to maintain the TCN field. ACTP (Amend CT Payer Details)  
  To set up a new case. For companies incorporated at Companies House, records are normally set up automatically through a data feed from Companies House to COTAX. CCTP (Set Up New Company)
  To view the date of issue of form CT610 (Corporation Tax important dates). The form has not been issued since 18 September 2016. DAPD (Display AP Details)
  To deal with new cases that require manual intervention and review transferred cases. LNTC (List of New and Transferred Cases)
  To enter agent details on the company’s COTAX record. AMAG (Add / Amend Agent Details)
  To transfer ownership of a case to another CT responsible office. TRCA (Transfer Case(s))
  To trace a company record on COTAX. TRCT (Trace Taxpayer)
  To view the following.  

Company details.

Office details.

Agent details.

Communication details.

Acting in capacity details.

Case notes.

Bank and / or nominee Details. VTPR (View Taxpayer)