Reference Official Sources
All glossary term explanations are summarized and sorted from below public official industry and government resources. We regularly review and update content according to policy releases.
Source Attribution Principles
Legal Basis: All entries involving laws and regulations include issuing authority and enactment date;
Verifiable Sources: Key data and standards provide official source links;
Revision History: Complete revision timelines for laws with multiple amendments;
Continuous Updates: Related entries updated within 30 days of policy changes with revision dates marked.
United States Tax & Real Estate Authorities
IRS (Internal Revenue Service)
Content Provided: Publication 530 (Tax Guide for Homeowners), Publication 946 (Depreciation Rules), Publication 550 (Investment Income), Section 1031 (Like-Kind Exchange), Section 121 (Principal Residence Exclusion)
Applicable Terms: Capital Gains Tax, 1031 Exchange, Rental Property Depreciation, Principal Residence Exemption, Property Tax
Government AgencyCFPB (Consumer Financial Protection Bureau)
https://www.consumerfinance.gov/
Content Provided: TRID Rules, Mortgage Disclosures, RESPA Compliance, Regulation Z
Applicable Terms: Closing Costs, Closing Disclosure, Escrow Account, Home Equity Line of Credit
Government AgencyFHFA (Federal Housing Finance Agency)
Content Provided: Conforming Loan Limits, Mortgage Standards, Fannie Mae/Freddie Mac Guidelines
Applicable Terms: Fixed-Rate Mortgage, Adjustable-Rate Mortgage, Jumbo Loan, Loan-to-Value Ratio
Government AgencyFHA (Federal Housing Administration)
https://www.hud.gov/program_offices/housing/sfh/fha/
Content Provided: FHA Loan Program, Low Down Payment Mortgages, Loan Limits
Applicable Terms: FHA Loan
Government AgencyVA (U.S. Department of Veterans Affairs)
https://www.benefits.va.gov/homeloans/
Content Provided: Veterans Loan Program, VA Loan Guaranty
Applicable Terms: VA Loan
Government AgencyNAR (National Association of Realtors)
Content Provided: Realtor Standards, MLS Policy, Code of Ethics
Applicable Terms: Realtor, Multiple Listing Service, Comparative Market Analysis
Industry AssociationCanada Housing & Tax Official Organizations
CMHC (Canada Mortgage and Housing Corporation)
Content Provided: Mortgage Insurance, Housing Policy, Energy Efficiency Guidelines
Applicable Terms: CMHC Mortgage, Energy Efficiency Upgrade
Government AgencyCRA (Canada Revenue Agency)
https://www.canada.ca/en/revenue-agency.html
Content Provided: Capital Cost Allowance (CCA), Principal Residence Exemption, Tax Guides
Applicable Terms: Capital Gains Tax, Rental Property Depreciation, Principal Residence Exemption
Government AgencyBuilding & Construction Standards
ICC (International Code Council)
Content Provided: International Building Code (IBC), Fire Safety Standards
Applicable Terms: Building Code
Standard Setting OrganizationNAHB (National Association of Home Builders)
Content Provided: Construction Cost Standards, Renovation Cost Estimation, Material Selection Guidelines
Applicable Terms: Hard Cost Renovation, Soft Cost Renovation, Contingency Budget, Renovation ROI
Industry AssociationASHRAE (American Society of Heating, Refrigerating and Air-Conditioning Engineers)
Content Provided: HVAC Standards, Energy Efficiency Standard (ASHRAE 90.1)
Applicable Terms: HVAC System
Professional AssociationANSI (American National Standards Institute)
Content Provided: Square Footage Measurement Standard (ANSI Z765)
Applicable Terms: How to Measure House Size
Standard Setting OrganizationOther Industry Sources
ENERGY STAR
Content Provided: Energy Efficiency Certification, Insulation Standards, Eco-Friendly Material Guidelines
Applicable Terms: Energy Efficiency Upgrade, Insulation
Government ProgramALTA (American Land Title Association)
Content Provided: Title Insurance Policy Standards
Applicable Terms: Title Insurance
Industry AssociationASHI (American Society of Home Inspectors)
Content Provided: Home Inspection Standards and Practices
Applicable Terms: Property Inspection
Professional AssociationContent Update Rule
We conduct full content review every 2–3 years. If major tax laws, mortgage policies or construction industry standards are released, related glossary entries will be revised within 30 days and marked with updated timestamp on each term page.
Revision Date Labeling: Each term page displays "Revised in XXXX Month" to inform users of information timeliness.
Revision Timeline: For legal entries with multiple significant amendments, a complete revision timeline shows the regulatory evolution.