ComplianceCoStar Group

Lease Abstraction for CoStar Real Estate Manager

By Angel Campa, Founder · Updated March 2026

About CoStar Real Estate Manager

CoStar Real Estate Manager (formerly known as CoStar Lease Manager) is an enterprise lease accounting and administration platform designed for corporate occupiers managing large lease portfolios under ASC 842 and IFRS 16. It is used by corporate real estate teams at Fortune 500 companies to manage lease data, generate compliance reports, and produce right-of-use asset and lease liability calculations. The platform integrates with major ERP systems and provides audit-ready lease accounting documentation.

How Lextract Helps

Lextract ensures that lease data entered into CoStar Real Estate Manager is accurate before the platform runs its ASC 842 calculations. By extracting all payment schedules, option terms, and commencement data from lease PDFs before data entry, Lextract reduces the risk of input errors that create compliance issues. The red flag detection also surfaces lease provisions that require special accounting treatment under ASC 842.

Workflow: Extract to Import

1Upload lease PDFs to Lextract for ASC 842 data extraction
2Review extracted payment schedules, options, and commencement dates
3Export data in CoStar Real Estate Manager import format
4Import lease data and run initial right-of-use asset and lease liability calculations
5Review compliance reports and audit trail documentation

Supported Export Formats

Lextract provides the following export formats compatible with CoStar Real Estate Manager:

ExcelCSVJSON

Critical Fields for CoStar Real Estate Manager

These are the highest-priority fields Lextract extracts for CoStar Real Estate Manager users:

Commencement Date Expiration Date Base Rent Rent Escalation Renewal Options Termination Option Free Rent Lease Type

Frequently Asked Questions

How does Lextract support CoStar Real Estate Manager ASC 842 compliance?

CoStar Real Estate Manager's ASC 842 calculations depend on accurate lease data inputs. Lextract provides a systematic extraction of all required data points — with confidence scores flagging fields that need careful review before they affect balance sheet calculations. This is particularly important for initial adoption projects where large portfolios must be abstracted and entered systematically.