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Underwriting

T12 Financials Parser

Parse any T12 operating statement into clean revenue, expense, NOI, and per-unit figures.

★ 105 on GitHub0 downloads on LenderSkills

Free · v1.3.0

Install it in one line — paste a single command into Claude, ChatGPT or Cursor and it writes the skill into your project.

Free, and about thirty seconds: a work email and a six-digit code.

Screened

Downloading shares your name, firm, role, and email with Avi Hacker, J.D.. That introduction is what keeps every skill here free.

What this skill does

Extracts a reliable performance baseline from a trailing-12 statement, however it was formatted.

What it does

  • Handles monthly-column, annual-summary, and budget-comparison formats
  • Recognizes inconsistent line-item and column naming and normalizes it
  • Produces structured revenue, expense, NOI, and per-unit metrics
  • Scores its own confidence and says what was missing
  • Pairs with the Rent Roll Parser to cross-check gross potential rent and occupancy

When to use it

Use this skill when you have a T12 income statement, operating expense report, or trailing financial summary for a multifamily or commercial property and need to extract clean, standardized financial data from it. It handles monthly-column format, annual summary format, and budget-comparison format.

What to have ready

  • The T12 financial statement — as an Excel spreadsheet, CSV, or PDF
  • The number of units in the property (for per-unit metric calculations)
  • If the statement is a partial year (YTD) or covers a non-standard period, note that and specify the period covered
  • If the document mixes actual and budgeted figures, note that so the parser can separate them

How to use it

  1. Download it with the button above. You'll sign in with a work email — that's how the creator knows who is using their skill.
  2. Copy the install prompt from the "Run it in Claude" box, and paste it into Claude along with the file. Claude installs the skill, fills in your firm's details where the file has [BRACKETED] placeholders, and runs a quick test with you.
  3. Then just ask in plain English. Claude picks the skill up on its own when a request matches it. Anything it still needs, it asks you for — it won't invent a number.

"Use the T12 Financials Parser skill — I've got the t12 financial statement."

What you get back

A structured report covering source, summary, revenue, expenses, perUnit, warnings, and dataGaps. You get it as readable analysis plus the underlying data, so it can feed straight into a memo or another skill.

Good to know

  • Output quality tracks input quality. A missing figure is flagged as missing — it is never estimated to fill a gap.
  • Every draft is a starting point for your own review, not a finished decision.
  • Runs anywhere Claude does: the Claude app, Claude Desktop, or Claude Code.

Source & credit

Imported from the open-source cre-agent-skills library by Avi Hacker, J.D. (github.com/ahacker-1/cre-agent-skills), Apache-2.0 license. The author's content is unmodified apart from a legal disclaimer appended at the end of the package. Full credit to the author.

Legal disclaimer

This skill drafts; it does not decide. Its output is not legal, tax, accounting, appraisal, or investment advice, and using it creates no attorney-client, fiduciary, or advisory relationship. Nothing it produces is a commitment to lend or an offer to sell a security. Verify every number, date, citation, and conclusion against the source documents, and have a qualified professional licensed in the relevant jurisdiction review the work before you rely on it or send it to a borrower, investor, counterparty, or regulator. Laws, rates, and market data change. The final work product is yours.

Inside this skill

The actual file you get. Members can read it in full before saving it.

Imported to LenderSkills.ai from the open-source cre-agent-skills library.
Author: Avi Hacker, J.D. - https://github.com/ahacker-1/cre-agent-skills
License: Apache-2.0 (see repository LICENSE). Redistributed with attribution; the author's content is unmodified apart from a legal disclaimer appended by LenderSkills at the end of the file.
Imported: 2026-07-26
The knowledge/ and research/ files linked below live in the upstream repository.

T12 Financials Parser

Parse a trailing 12-month (T12) operating statement and extract structured revenue, expense, NOI, and per-unit metrics for underwriting analysis.


When to Use This Skill

Use this skill when you have a T12 income statement, operating expense report, or trailing financial summary for a multifamily or commercial property and need to extract clean, standardized financial data from it. It handles monthly-column format, annual summary format, and budget-comparison format. Use it at the start of underwriting to establish a reliable baseline of current property performance.


What You'll Need to Provide

  • The T12 financial statement — as an Excel spreadsheet, CSV, or PDF
  • The number of units in the property (for per-unit metric calculations)
  • If the statement is a partial year (YTD) or covers a non-standard period, note that and specify the period covered
  • If the document mixes actual and budgeted figures, note that so the parser can separate them

Mission

Parse T12 financial statements, income/expense reports, and operating statements to extract revenue, expenses, and NOI data for underwriting.


Strategy

The following sections detail the input formats recognized, header patterns used for column identification, and the step-by-step extraction logic applied to each document.


Input Formats

Common T12 Structures

Format A: Monthly Columns

                Jan    Feb    Mar    ...    Dec    Total
Revenue
 Gross Rent    280K   282K   285K   ...    295K   3.4M
 Vacancy       (14K)  (12K)  (15K)  ...    (10K)  (170K)
...

Format B: Annual Summary

                     T12        Per Unit    % of Revenue
Revenue
 Gross Potential    3,600,000   18,000      100%
 Vacancy             (180,000)    (900)      (5%)
...

Format C: Budget Comparison

                     Actual     Budget     Variance
Revenue

Reading the full skill counts as a download. The contributor receives your name, company, and email.

Ratings & reviews

★★★★★Rate this skill

No written reviews yet. If you run this on a live file, say how it went. The next lender reading this page is deciding whether to trust it.

Examination record

Archive inspectionPackage unpacked in isolation; contents and paths verified
Executable & binary blockExecutables, binaries, and scripts rejected automatically
Static analysisScanned for exfiltration, credential access, obfuscation, prompt injection
Human reviewA moderator read the skill end to end. Retired on 14 September 2026 — screening decides now.
What each gate checks

Run it in Claude

  1. Copy the install command above
  2. Paste it into Claude, ChatGPT or Cursor
  3. It writes the skill in, fills in your firm’s details, and test-runs it with you

Prefer the file? The prompt above is for a package you already downloaded.

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Details

Version1.3.0
AddedJul 26, 2026
UpdatedJul 26, 2026
CategoryUnderwriting
Downloads0
On GitHub★ 105
TagsT12, parsing, operating statement

More from Avi Hacker, J.D.

Imported from their public repository with attribution. Their other skills, and where to find the original, are on their contributor page.

T12 Financials Parser · LenderSkills