Tax Guides & Resources

Individual Tax Preparation & Planning

Prepare your records, compare preparation and planning, and find the right scope for your household.

Start here Individual Tax Preparation (Form 1040)

Related guides, pages and resources

• Standard Individual Tax Return Preparation
• High-Income Tax Preparation & Planning in Denver
• What Records Should You Give Your CPA?
• What to Bring to Your First Tax-Planning Consultation
• Tax Preparation vs. Year-End Tax Planning
• Changing CPAs When Your Tax Situation Becomes More Complex
• Year-End Tax Planning Checklist for Colorado Households & Businesses

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Business Returns & Owner Tax Planning

Find return preparation by entity type, then review records, estimated payments and owner planning questions.

Start here Tax Preparation and Compliance Services

Related guides, pages and resources

• Business & Owner Tax Return Package
• Schedule C Tax Return Preparation
• LLC Tax Preparation in Denver
• S Corporation Tax Return Preparation in Denver
• S Corporation Tax Return Preparation With Balance Sheet
• Colorado Partnership Tax Return Preparation in Denver
• Partnership Tax Return Preparation With Balance Sheet
• Corporate Tax Return Preparation
• How Is an LLC Taxed?
• S Corporation Tax Return Checklist
• Estimated Tax Payments for Business Owners
• When a Business Tax Return Needs a Balance Sheet
• Business Tax Return Pricing Questions

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S Corporation Elections & Compensation

Explore election services and the records needed to review how an owner is paid.

Start here S Corporation Election & Late Election Help in Denver

Related guides, pages and resources

• Timely S Corporation Election Preparation
• S Corporation Reasonable Compensation: Paying Yourself

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Rental Property & Short-Term Rentals

Organize property records and explore planning before a purchase, change of use or sale, including Airbnb and Vrbo activity.

Start here Tax Preparation & Planning for Real Estate Investors

Related guides, pages and resources

• Rental Property Tax Return Preparation
• Short-Term Rental Tax Preparation & Strategies for Airbnb and Vrbo Hosts
• Tax Records for Rental Property Owners
• Rental Property Tax Planning Checklist
• Rental Property Repairs vs. Improvements: Records to Keep
• Selling a Rental Property: Tax Planning Before Closing

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Family Home Sales & Seller Financing

Review tax questions before agreeing to interest, installment payments or other family financing terms.

Start here Family Seller Financing & Installment-Sale Tax Planning in Colorado

Related guides, pages and resources

• What Interest Rate Should a Family Home Sale Use?
• Selling a Home to Family: Installment Payments & Capital Gains
• Below-Market Family Financing: Gift & Tax Questions

Download the Before You Sign checklist (PDF)

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Tax Strategy & Business Advisory

Choose a focused planning review or ongoing support for business decisions and financial statements.

Start here Tax Planning for Individuals and Business Owners

Related guides, pages and resources

• Estimated Tax Planning
• Annual Tax Strategy Review
• Tax Strategy Series in Denver
• Business Advisory Services in Denver
• Financial Statement Analysis & CPA Consultation in Denver
• Business Planning Meeting Agenda: What to Discuss With Your CPA

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Foreign Accounts & FBAR Filing

Start with the FBAR filing service, then review the form, filing questions and aggregate threshold guide.

Start here FBAR Filing Service

Related guides, pages and resources

• FinCEN Form 114 (FBAR)
• FBAR Filing Questions
• How the FBAR Aggregate Threshold Works

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IRS Notices & Late Tax Returns

Find assistance with a notice or catch-up filing and learn what information to gather.

Start here IRS Notice Assistance

Related guides, pages and resources

• Late and Catch-Up Tax Returns
• What Happens When You File Late Tax Returns?

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Trusts, Estates & Nonprofits

Review the service scope for trust and estate income tax returns or nonprofit filings.

Start here Trust & Estate Income Tax Return Preparation

Related guides, pages and resources

• Nonprofit Tax Return Preparation

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Tax Forms, FAQs & Preparation Guides

Browse the guide libraries or go directly to an individual, partnership or S corporation form guide.

Start here Tax Guides

Related guides, pages and resources

• IRS & Tax Form Guides
• Tax FAQs
• IRS Form 1040
• IRS Form 1065
• IRS Form 1120-S

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Industries & Service Area

Find information for your line of work and review the Colorado service area.

Start here Industries

Related guides, pages and resources

• Tax Services for Consultants and Professional Firms
• Tax Services for Contractors and Construction Businesses
• CPA Tax Services for Medical and Dental Practices
• Denver Metro & Colorado CPA Service Area

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Fees, Service Options & Working With Your CPA

Compare service options, learn how engagements work and choose your next step.

Start here Tax Preparation and Planning Fees

Related guides, pages and resources

• Tax Preparation & Advisory Plans
• CPA Consultation — Tax, Accounting & Financial Statements
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• Denver CPA for Tax Preparation and Business Returns
• Contact CPA of Denver
• Secure Tax Client Intake

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More Pages & Resources

Additional published pages from CPA of Denver.

Related guides, pages and resources

• CPA of Denver Blog
• Retirement Tax Planning CPA in Denver

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Tax Articles & Posts

All published posts, with the newest first.

Related guides, pages and posts

• Early Retirement and ACA Subsidies in Colorado — November 9, 2026
• 2026 Year-End Tax Planning for Colorado Families & Business Owners — November 6, 2026

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