
Data Quality
Use free validation rules to find and resolve errors in XBRL filings. Identify software to successfully run data quality checks.
SEC Rulemaking & Updates
Access the latest news about SEC activities in addition to newly proposed and finalized rulemaking.

Taxonomies
View current, SEC-accepted taxonomies including those built by the Financial Accounting Standards Board (FASB) and the SEC.

Learn
Find updates and training about new SEC programs and revisions to existing programs to support the work of registrants.
Public companies and investment management companies have been preparing and submitting financial statements and other reports in XBRL format to the Securities and Exchange Commission (SEC) EDGAR System since the first interactive data rules were implemented in 2009. Registrants, as well as accounting professionals, filing agents and tool providers that serve public companies, should have an in-depth understanding of SEC requirements and the taxonomies that support them.
Find out about becoming an XBRL US SEC Filer Member.
Related news, papers, and posts.
2026 Special Purpose Acquisition Companies
XBRL Taxonomy posted March 16, 2026
The Special Purpose Acquisition Companies (SPAC) taxonomy refers to the classification and organization of data related to tagging of disclosures related to special purpose acquisition companies.
2026 Resource Extraction Payments Taxonomy
XBRL Taxonomy posted March 16, 2026
This taxonomy is designed to enhance transparency and accountability in the extractive industries, such as oil, natural gas, and mining, by requiring companies to disclose specific information about the payments they make to...
2026 Filing Fee Disclosure
XBRL Taxonomy posted March 16, 2026
The Filing Fee Disclosure (FFD) taxonomy refers to the classification and organization of data related to tagging of disclosures related to filing fees.
2026 Cybersecurity Disclosure
XBRL Taxonomy posted March 16, 2026
The Cybersecurity Disclosure (CYD) taxonomy refers to the classification and organization of data related to periodic disclosure of material cybersecurity incidents registrants experience and to disclose on an annual basis material information regarding...
2026 Closed-End Fund Taxonomy
XBRL Taxonomy posted March 16, 2026
This taxonomy is used to standardize the reporting and disclosure of information by closed-end funds. Closed-end funds are a type of investment company that issues a fixed number of shares through an initial...
2026 Fund Taxonomy
XBRL Taxonomy posted March 16, 2026
This taxonomy is used to standardize the reporting and disclosure of information by investment funds, such as mutual funds, exchange-traded funds (ETFs), and other types of registered investment companies. This taxonomy is designed...
Comment
You must be logged in to post a comment.