Portsmouth • Fixed Price Service

Corporation Tax Returns Services
In Portsmouth

Corporation Tax Returns Services in the UK Portsmouth are essential for limited companies that must file accurate returns with HMRC each year. A corporation tax return requires careful calculation of profits, allowable expenses, capital allowances, and reliefs, and any error can lead to penalties, interest charges, or unnecessary tax payments. For directors and business owners, using professional Corporation Tax Returns Services in the UK Portsmouth helps ensure deadlines are met, liabilities are calculated correctly, and all relevant exemptions are claimed. Whether a company is trading, dormant, or newly incorporated, specialist support can simplify the process and reduce the risk of HMRC enquiries, whilst keeping financial records organised and compliant with current legislation.Qualified professionals such as ACCA, ICAEW, and AAT accountants bring recognised expertise to corporation tax compliance. They can prepare and submit returns, advise on VAT registration and reporting, manage Self Assessment obligations for directors, and liaise with HMRC on a client's behalf. Firms featured in the directory often specialise in sectors such as construction, retail, technology, and professional services, and they can explain allowable deductions, group relief, and research and development claims. For businesses in Portsmouth, working with regulated accountants provides clarity on tax liabilities, supports cash flow planning, and helps directors avoid common filing mistakes that can trigger penalties or delays.AccountingFirms.co.uk was established in 2019 and built by ICAEW and ACCA accountants to help businesses find and compare qualified accountants in Portsmouth. The platform allows users to browse local firms, review service details, and connect with verified accountants who provide Corporation Tax Returns Services in the UK Portsmouth. By comparing providers, directors can assess experience, fee structures, and specialisms before making a decision. The directory is designed to make it easier to find professionals who understand HMRC requirements, VAT rules, and Self Assessment obligations, so companies can fulfil their tax duties with confidence and focus on growth.

Fixed price — no hidden fees5-day turnaroundACCA qualified100% online

Corporation Tax Returns

Corporation Tax Returns

£500+VAT
  • Year end accounts - to be filed to Companies House.
  • Year end accounts - to be filed to HM Revenue & Customs.
  • Company Tax Return - CT600.
  • Basic Tax Planning.
  • Telephone & Email Support
  • Fee Email Reminders.
  • Dedicated Accounts Manager.
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What's Included — Complete Transparency

✓ No hidden fees

Included in £500+VAT

  • Year end accounts - to be filed to Companies House.
  • Year end accounts - to be filed to HM Revenue & Customs.
  • Company Tax Return - CT600.
  • Basic Tax Planning.
  • Telephone & Email Support
  • Fee Email Reminders.
  • Dedicated Accounts Manager.

Available as add-ons

  • Company Dissolution (DS01) (£148.98+VAT)
  • Company Formation (Incorporation) (£200.00+VAT)
  • Confirmation Statement (CS01) (£92.00+VAT)
  • Director's Personal Self Assessment (SA100) (£199.00+VAT)
  • HMRC Enquiry & Letter Support (£98.98+VAT)
  • Limited Company Full Compliance Bundle (£99.00+VAT)
  • Micro Entity Accounts (£398.99+VAT)
  • Monthly Bookkeeping (£79.00+VAT)
  • P11D — Benefits in Kind (£49.00+VAT)
  • Payroll — Monthly (£28.99+VAT)
  • Registered Office Address (£120.00+VAT)
  • VAT Registration (£79.00+VAT)
  • VAT Return (per quarter) (£89.00+VAT)
  • Years End/Annual Accounts & Tax Return (£499.00+VAT)

Not sure if you need an add-on? Contact us first — we'll tell you honestly before you book.

How It Works — 3 Simple Steps

Fully online • No meetings needed
1

Book & Pay

Complete your booking online. Pay securely via Stripe. Receive instant confirmation with a document checklist.

2

Share Your Documents

Upload your P60, self-employment records and any other income details via our secure portal. No paperwork needed.

3

We File With HMRC

Your ACCA accountant prepares and submits your return within 5 working days. You receive your tax calculation.

Why Choose Accounting Firms?

✅

Fixed, Transparent Pricing

No hidden charges or unexpected bills. Our pricing is clear from the start, so you know exactly what's included before we begin.

⚡

Fast & Stress-Free Process

We make accounting simple. Upload your details, answer a few questions, and our team handles the paperwork and submissions for you.

👨‍💼

Qualified UK Accounting Experts

Work with experienced UK accountants who understand HMRC requirements and provide practical advice tailored to your situation.

🛡️

HMRC Compliance & Accuracy

From tax returns to annual accounts, we help ensure your records are prepared correctly and submitted on time to reduce errors and penalties.

📞

Dedicated Support When You Need It

Have questions? Our team is available to guide you through every step and explain things in plain English.

📈

More Than Filing — Business Growth Support

Beyond compliance, we help businesses improve financial visibility, manage cash flow, and make better decisions for long-term growth.

What Portsmouth Clients Say

★ 4.9 from 312 reviews
★★★★★

"Fixed price meant no nasty surprises. My return was done in 3 days and Sarah caught expenses I'd missed that saved me £340 in tax. Will be back every year."

James O., Portsmouth•IT ContractorVerified
★★★★★

"First time filing self assessment as a freelancer. I was dreading it. The whole process was explained clearly, everything was done online and I didn't have to do anything except provide my records."

Priya K., Portsmouth•Graphic DesignerVerified
★★★★★

"Used to pay £350 to my high street accountant. Same quality service here for £149+VAT and I didn't even have to leave the house. Absolute no-brainer."

Marcus T., Portsmouth•Personal TrainerVerified

HMRC Late Filing Penalties — What You Risk

£100

1 day late automatic penalty

+£900

£10/day for up to 90 days
(after 3 months)

+5%

of tax owed or £300 after 6 months

+5%

further surcharge after 12 months late

Avoid every single one of these penalties

Our ACCA accountant files your return in 5 days. Guaranteed on time.

Corporation Tax Returns Services in Portsmouth — Complete Guide 2026

Frequently asked questions

What do Corporation Tax Returns Services typically include?

Corporation Tax Returns Services usually include preparing statutory accounts, calculating taxable profits, claiming allowable expenses and reliefs, and submitting the CT600 return to HMRC. Professionals may also advise on VAT, director Self Assessment, payment deadlines, and record-keeping. Firms listed on AccountingFirms can tailor support to a company's size, sector, and filing requirements.

Why should a limited company use an ACCA or ICAEW accountant for tax returns?

ACCA and ICAEW accountants are regulated and trained in tax compliance, which helps reduce the risk of errors, penalties, and missed deadlines. They can interpret HMRC guidance, identify reliefs, and manage correspondence with tax authorities. For directors in Portsmouth, using a qualified professional can provide confidence that returns are accurate and submitted on time.

How does AccountingFirms help businesses compare accountants in Portsmouth?

AccountingFirms allows users to browse local firms, compare service offerings, and review details such as qualifications and specialisms. Established in 2019 and built by ICAEW and ACCA accountants, the directory connects businesses with verified professionals. Users can find and compare providers in Portsmouth without needing to contact multiple offices individually.

Can an accountant help with both Corporation Tax and Self Assessment?

Yes. Many accountants prepare company Corporation Tax returns whilst also handling director Self Assessment returns. This joined-up approach helps ensure dividends, salaries, and benefits are treated correctly across both filings. Firms listed on AccountingFirms can coordinate HMRC submissions, VAT returns, and personal tax obligations for directors and shareholders.

What records should a company keep for Corporation Tax Returns?

Companies should retain invoices, receipts, bank statements, payroll records, VAT records, and details of assets or loans. These documents support figures reported to HMRC and Companies House. Accountants often recommend digital record-keeping and regular reviews. Professionals in Portsmouth can advise on retention periods and help organise records before preparing the tax return.

How can I find a suitable tax accountant in Portsmouth?

Start by browsing AccountingFirms to compare qualified accountants in Portsmouth. Review qualifications such as ACCA, ICAEW, or AAT, check experience with Corporation Tax Returns, and consider fees and communication style. The directory helps users connect with verified professionals, making it easier to choose a firm that suits the company's needs and budget.

About Accounting Firms

AccountingFirms.co.uk is the UK's dedicated accountant comparison website, helping individuals, sole traders, landlords, startups, and SMEs instantly compare accountancy and tax fees from trusted UK accounting firms.

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