Self Assessment Accountant in Manchester
Whether you’re a company director, sole trader, landlord, or contractor, we ensure your tax return is completed correctly and submitted on time, without last-minute panic.
Self Assessment Made Simple
Managing your Self Assessment tax return can feel stressful, time-consuming, and easy to get wrong. At ASY Accountants, we provide clear, reliable Self Assessment accounting services in Manchester, supporting individuals and business owners across the UK with accurate tax filing and ongoing peace of mind.
Our role is to remove confusion and ensure you stay compliant with HMRC.
We take care of the entire process, from reviewing income and expenses to submitting your return accurately and on time.

Who Needs to File a Self Assessment Tax Return?
You may need to submit a Self Assessment return if you are:
- A company director
- A sole trader or freelancer
- A landlord earning rental income
- A contractor or consultant
- Receiving additional income outside PAYE
- Subject to Capital Gains Tax
If you’re unsure whether you need to file, our team can review your situation and provide clear guidance.
Our Self Assessment service includes:
- Reviewing all sources of income
- Identifying allowable expenses and reliefs
- Ensuring tax efficiency where possible
- Preparing and submitting your return to HMRC
- Clear explanation of what you owe and when to pay

Why Use a Self Assessment Accountant?
Submitting your own return can increase the risk of errors, missed allowances, or penalties. Working with an experienced Self Assessment accountant in Manchester gives you confidence that everything is handled properly.
At ASY Accountants, we help you:
- Avoid costly mistakes and late filing penalties
- Ensure you’re not paying more tax than necessary
- Stay organised year after year
- Receive ongoing tax guidance when your situation changes
Supporting Clients in Manchester & Across the UK
Although we’re proud to be a local accountant in Manchester, we support clients nationwide using secure, modern accounting systems. You’ll receive the same personal service whether you’re local or based elsewhere in the UK.
Our clients value our accessibility, clear communication, and proactive approach to tax.
Get a Quote
Begin your journey to financial clarity. Contact us today to schedule your initial consultation.
Why Choose ASY Accountants for Self Assessment?
- Qualified and experienced accountants
- Plain-English explanations
- Proactive reminders and deadline management
- Accurate, compliant tax filing
- Long-term support, not one-off transactions
We don’t just file your return, we help you stay on top of your tax year after year.
- Our Services
Your Local Accountant, Supporting You Every Step of the Way
At ASY Accountants, we specialise in accounting and tax services for small and medium-sized businesses, directors, and individuals who want clarity, accuracy, and peace of mind. We don’t complicate things. We take care of the numbers, deadlines, and tax obligations so you can focus on running your business.
Compliance Services
Focused on keeping businesses fully aligned with UK financial regulations:
- Self Assessment
- Annual Accounts
- Corporation Tax
- Making Tax Digital
- Capital Gains Tax
- VAT
Advisory Services
Helping businesses grow, optimise cash flow, and structure their operations:
- Management Board Packs
- Working Capital Management
- Company Formation
- Company Funding
Management Support
Day-to-day financial operations and insight-driven planning:
- Bookkeeping & Management Accounts
- Payroll Services
- Forecasting & Planning
Frequently Asked Questions
The standard online filing deadline is 31 January following the end of the tax year.
Yes. We regularly help clients with overdue tax returns and can liaise with HMRC where needed.
No. While based in Manchester, we support Self Assessment clients across the UK.
Let’s Connect
Get a Free Consultation
Please fill out the form below to get in touch with us. We’ll respond to your inquiry as quickly as possible.
Testimonial
Real Reviews from Our Clients About ASY Accountant
For years, I struggled to keep on top of my accounts while running my café. ASY Accountants completely transformed how I manage my finances. Their compliance services are impeccable—they handle my VAT, payroll, and Corporation Tax with total accuracy and always meet deadlines.

Property Investor & Company Director
As a director of a limited company with multiple rental properties, my tax affairs were becoming complex. ASY Accountants expertly manage it all under one roof. Their handling of my Self Assessment, Capital Gains Tax on property disposals, and corporate compliance is seamless.

CFO, Global Corp
ASY Accountants have been critical to our scaling journey. From our company formation, through funding round preparations, to ongoing management accounts and board packs, their support has been first-class.

Bristol – Sole Trader Creative Business
I run a small design studio and needed an accountant who could handle the nuances of a creative business. ASY Accountants have been perfect. They manage my annual accounts, tax returns, and MTD compliance flawlessly, freeing me up to focus on my clients.
Sarah H.Small Business Owner