Most of the forms regarding your financial matters, whether you are self employed or a company, are available to fill on-line at www.gov.uk In case you prefer to fill in a paper form or for one reason or another require to have a hard copy, below is the list:
Required if you authorise an agent to act on your behalf. For example – your accountant.
Self Assessment – Tax Returns
SA 100 /
To register for Self Assessment and National Insurance contributions, if you are a self-employed sole trader.
Self Assessment – Self-Employed
Registering for Self Assessment and getting tax return for those who are self-employed or if you generate untaxed income.
Self Assessment – Partnerships
This form should be used to register a new partnership for Self Assessment. Partnerships, LLPs, LPs.
Register a Company – Companies House
Application to register a company with Companies House. A fee is payable on this form.
Strike off a Company – Companies House
You may use this form to strike off a company from the Register. A fee of £10 is payable to Companies House in respect of a striking off application.
Your National Insurance Number