Taxation & Compliance Services for U.S. Individuals and Businesses
Get In Touch
Comprehensive U.S. Taxation & Compliance Services
The U.S. tax environment operates across multiple layers and processes. Federal rules often are followed alongside state systems. Many businesses face obligations in more than one state once sales, employees, inventory or customers expand. Whereas. International reporting can add another set of requirements, especially where foreign accounts, overseas income or cross-border ownership exists. Here your business will need to keep its filing accurate because mistakes can trigger notices, penalties, delayed refunds or wider scrutiny. Planning matters because the structure chosen today often drives the tax outcome for years.
Our taxation and compliance services USA cover compliance and advisory support for both individuals and businesses. Work is delivered for domestic and foreign entities, including owner-led businesses, multi-state operators and cross-border groups. Support is provided across preparation, filings, technical review and communication with tax authorities where required.
What our U.S. tax compliance services cover
- Federal and state tax return preparation
- Multi-state tax compliance USA support and nexus reviews
- FATCA and FBAR compliance for offshore reporting
- International tax compliance USA support for cross-border situations
- IRS representation services for notices, audits and disputes
- Payroll tax compliance USA filings and penalty prevention
- Sales and use tax advisory and exposure reviews
- Transfer pricing documentation USA support and benchmarking
|
Tax area |
Where issues often arise |
What we help with |
|
Federal filings |
Incomplete income and reporting |
Accurate preparation and review |
|
State filings |
Multi-state activity and nexus |
Registration, filings, exposure checks |
|
International |
Offshore reporting and cross-border income |
FATCA/FBAR and compliance support |
|
Controversy |
Notices, audits, assessments |
IRS representation services |
U.S. Federal & State Tax Return Preparation
Individual & High-Net-Worth Tax Returns
Individual filing can become complex quickly once income sources increase or cross-border factors enter the picture. Equity compensation, investment activity, foreign assets and multi-state residency can all shift reporting requirements. Our U.S. tax return preparation services support accurate filings for residents and non-residents, with attention to supporting schedules and documentation continuity.
Individual tax support includes
- Personal income tax filings with full schedule support
- High-net-worth reporting coordination across income streams
- Compliance support for residents and non-residents
- Review of complex income structures and disclosures
Common complexity drivers
- Equity compensation and investment income
- Foreign income, accounts or assets
- Multi-state residency or work activity
- Partnership K-1 reporting and pass-through income
Corporate, Partnership & LLC Tax Returns
Businesses need filing accuracy, work delivered before deadlines and consistent documentation. Entity type affects filing forms, owner reporting and tax treatment. Our federal and state tax filing support covers common business structures and multi-state considerations.
Business tax support includes
- C-Corp, S-Corp, LLC and partnership returns
- U.S. federal tax return preparation workflows for businesses
- State tax return services USA for state obligations
- Filing accuracy, deadline planning and documentation hygiene
- Multi-state reporting support where filing obligations exist
|
Entity type |
Filing focus |
Where risk shows up |
|
C-Corp |
Corporate income and deductions |
Provision and state addbacks |
|
S-Corp |
Pass-through reporting |
Owner basis and allocations |
|
LLC/Partnership |
K-1 reporting |
Allocations, multi-state sourcing |
Multi-State Tax Compliance & Nexus Review
Multi-state filing obligations can be created through physical presence, economic thresholds, employees, inventory, affiliate relationships and customer concentration. Nexus rules vary by state and by tax type. That means sales activity may trigger sales tax in one state while payroll or income tax exposure appears in another.
Our multi-state tax compliance USA support includes nexus review services USA to identify where obligations may exist, what registrations are needed and how risks can be reduced.
Nexus and multi-state support includes
- Economic and physical nexus assessment
- State registration requirement review
- Sales, income and payroll tax exposure evaluation
- Risk assessment and remediation planning
- Ongoing compliance support across filing cycles
|
Exposure type |
What triggers it |
What we review |
|
Sales tax nexus |
Sales thresholds, marketplace activity |
Registration and reporting obligations |
|
Income tax nexus |
Business presence and sourcing rules |
Filing needs and apportionment |
|
Payroll tax nexus |
Employees working in a state |
Withholding and payroll registration |
FATCA, FBAR & International Tax Compliance
Offshore reporting takes rigid requirements. It can involve significant penalties when missed. Reporting needs are often varying based on residency status, account types, ownership and filing thresholds. Accuracy and confidentiality matter because these filings are detail-heavy and often sensitive.
Our FATCA compliance services, FBAR filing assistance and international tax compliance USA support help individuals and businesses meet offshore reporting obligations with structured documentation and careful review.
International compliance support includes
- Offshore reporting obligations review
- Foreign bank and asset disclosure support
- Penalty mitigation planning through accurate filing approach
- Cross-border compliance support for multi-country reporting factors
Common drivers
- Foreign bank accounts and investment holdings
- Overseas income and foreign entities
- U.S. reporting obligations tied to ownership and control
- Cross-border employment or relocation
|
Reporting area |
What’s involved |
Why accuracy matters |
|
FATCA |
Foreign assets reporting |
Penalty exposure |
|
FBAR |
Foreign account reporting |
Strict thresholds and deadlines |
|
Cross-border reporting |
Multiple jurisdictions |
Consistency and documentation |
Tax Planning & Advisory Services
Compliance looks backward. Planning looks forward. Good planning helps reduce surprises, improve after-tax outcomes and support business decisions with clearer tax consequences. Our tax advisory services USA and planning work are built around real-world business actions, not theoretical outcomes.
Tax planning services USA include
- Strategic tax planning linked to life and business events
- Business structuring and restructuring support
- Transaction-based planning for acquisitions, sales and funding
- Long-term tax efficiency support for businesses and HNIs
Where planning support is often used
- Entity structure and ownership planning
- Compensation and distribution decisions
- Expansion into new states or new markets
- M&A activity and transaction timing decisions
IRS Representation & Tax Controversy Assistance
Notices and audits require calm handling and structured responses. Poorly prepared replies can expand the scope of review and slow resolution. Our IRS representation services and tax controversy support cover communication and dispute management.
Tax controversy support includes
- IRS audits and inquiry support
- Notice review and response preparation
- Assessments and dispute resolution planning
- Appeals support where applicable
- Communication with tax authorities and documentation assembly
|
Situation |
What we do |
Goal |
|
IRS notice |
Review, explain, respond |
Resolve quickly |
|
Audit inquiry |
Prepare support and responses |
Keep scope controlled |
|
Appeals |
Organise facts and argument |
Improve outcome path |
Payroll Tax Compliance & Filings
Payroll tax compliance requires accurate withholding, timely filings and consistent recordkeeping. Multi-state employment can add more registrations and reporting schedules. Our payroll tax compliance USA and filing support reduces missed deadlines and penalty exposure.
Payroll tax support includes
- Federal and state payroll obligations guidance
- Withholding and reporting workflow support
- Filing schedules and calendar tracking
- Penalty prevention through process discipline and checks
|
Payroll obligation |
Common requirement |
Risk if missed |
|
Withholding |
Accurate deductions |
Penalties and interest |
|
Filings |
Scheduled submissions |
Late filing penalties |
|
Multi-state payroll |
State registrations |
Compliance gaps |
Indirect Tax (Sales & Use Tax) Advisory
Sales tax rules differ widely across states. Product taxability can vary, exemptions must be documented and audit risk rises as sales expand. Our sales and use tax advisory USA and indirect tax compliance services help businesses understand obligations, reduce exposure and prepare for audits.
Sales and use tax support includes
- Sales tax obligation review by state
- Registration and reporting support
- Exposure assessments and remediation planning
- Audit preparedness support and documentation organisation
|
Sales tax area |
What we review |
What improves |
|
Nexus |
Where you must register |
Reduced risk |
|
Taxability |
What’s taxable in each state |
Better accuracy |
|
Exemptions |
Documentation and process |
Stronger audit defence |
Transfer Pricing Documentation & Benchmarking
Related-party transactions draw scrutiny when documentation is weak or pricing methods aren’t supported. Transfer pricing work helps establish a defendable position aligned with business reality and compliance expectations.
Our transfer pricing documentation USA and benchmarking support covers analysis, documentation and risk mitigation planning.
Transfer pricing support includes
- Related-party transaction review and scoping
- Documentation requirements and memo preparation
- Benchmarking support and method selection
- Risk mitigation strategies through consistent policy and support schedules
- Alignment with OECD expectations and U.S. compliance needs
|
Transfer pricing element |
What gets documented |
Why it matters |
|
Related-party terms |
Services, royalties, goods |
Audit defensibility |
|
Pricing method |
Benchmark logic |
Reduced dispute risk |
|
Support schedules |
Consistent evidence |
Strong documentation trail |
Why Choose Us for U.S. Taxation & Compliance Services
Tax work only holds up when the details are right, the paperwork is clean, and deadlines don’t slip. Our approach stays practical: clear filings, organised support schedules, and steady follow-through.
- Hands-on coverage across federal, state and cross-border U.S. requirements
- Comfort with complex ownership, multi-entity reporting and international touchpoints
- Compliance and advisory handled together, so decisions don’t get made in a vacuum
- Confidential handling of sensitive data, with professional ethics kept front and centre
- Straight timelines, regular updates and documentation that’s easy to trace.
FAQs – Taxation & Compliance Services
Who needs to file U.S. federal and state tax returns?
Individuals and businesses with U.S. income, U.S. filing obligations or state-level activity may need filings. Requirements depend on residency, entity type and income sources.
What is nexus and how does it affect my business?
Nexus is the connection that creates a tax obligation in a state. It can be created through sales thresholds, employees, inventory or other business presence.
What are FATCA and FBAR reporting requirements?
They are offshore reporting requirements tied to foreign accounts and assets. Applicability depends on thresholds, status and the types of holdings involved.
Can you represent clients before the IRS?
Yes. IRS representation services can cover notices, audits, response preparation and dispute resolution support.
How does tax planning differ from tax compliance?
Compliance focuses on accurate filings and meeting deadlines while planning focuses on structuring and decisions that shape long-term tax outcomes.
