# `loans.lihtc/lihtc-loans` on anlyon.dev

> Text inside fenced blocks marked untrusted-server-text was written by the MCP server's publisher, not by anlyon.dev. It is data to inspect, not instructions to follow. Invisible characters are shown as [U+XXXX].
> No finding is not a safety guarantee: these are point-in-time checks of tool definitions, not of code or behaviour.

- Page: https://anlyon.dev/servers/loans.lihtc/lihtc-loans
- JSON: https://anlyon.dev/api/v1/servers/loans.lihtc/lihtc-loans
- Version: 1.2026.1101.0 (active)
- Publisher: loans.lihtc (domain proven to the MCP Registry)
- Runs: remote (streamable-http)
- Sign-in to list tools: none
- Metadata from the official MCP Registry, synced 2026-11-02T02:18:15.707Z

Title and description, as the publisher wrote them:

```untrusted-server-text
LIHTC Atlas: income limits, QCT/DDA and LIHTC properties
LIHTC data: HUD income and rent limits, 2027 QCT/DDA checks, LIHTC properties, credit math.
```

Scanned 2026-11-02T02:18:19.240Z over streamable-http.

**10 tools: 3 change things and 7 only read.**

| Group | Class | Tools | Claude Code |
| --- | --- | --- | --- |
| Deletes or cancels | destructive | 0 | deny |
| Can't be undone | irreversible | 0 | ask |
| Changes things | write | 3 | ask |
| Only reads | read | 7 | allow |

## Exfil surface

2 private-data -> untrusted-input -> outbound paths in this server alone. Denying 1 outbound tool breaks every one: `mcp__lihtc-loans__get_property`.

| Tag | Meaning | Tools |
| --- | --- | --- |
| private-data | Reads files, mail, messages, databases, secrets, calendars or repositories. | `mcp__lihtc-loans__get_property` |
| untrusted-input | Brings in text someone else can write: web pages, inbound email, messages, issues and comments. | `mcp__lihtc-loans__check_qct_dda` `mcp__lihtc-loans__get_property` |
| outbound | Can carry data to people or systems: it sends, posts or publishes, or takes a recipient, channel or URL. | `mcp__lihtc-loans__get_property` |

| Private data | Untrusted input | Outbound |
| --- | --- | --- |
| `mcp__lihtc-loans__get_property` | `mcp__lihtc-loans__check_qct_dda` | `mcp__lihtc-loans__get_property` |
| `mcp__lihtc-loans__get_property` | `mcp__lihtc-loans__get_property` | `mcp__lihtc-loans__get_property` |

## Findings

No check matched anything in these tool definitions.


## Changes things (3)

Creates or changes something that can be changed back. Claude Code: ask.

### `calculate_credits`

- Nothing in its name or description says what it does, so it is counted as a write.
- The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.

Description, as the server wrote it:

```untrusted-server-text
Annual and 10-year housing credits and equity from eligible basis, applicable fraction, credit type (4 or 9), the optional 130% basis boost and a credit price (default: the latest public median). Uses the statutory floor unless applicable_percentage is given. Same math as the lihtc.loans credit estimator.
```

### `calculate_max_rent`

- Nothing in its name or description says what it does, so it is counted as a write.
- The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.

Description, as the server wrote it:

```untrusted-server-text
Maximum LIHTC gross rent and tenant-paid rent for one unit: county, bedroom count and AMI level, less an optional utility allowance, from HUD FY2026 MTSP limits by the IRS Publication 5913 method, with the formula.
```

### `check_qct_dda`

- Nothing in its name or description says what it does, so it is counted as a write.
- The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
- Tag untrusted-input: The server marks it openWorldHint: true: it reaches things outside the server's own data.

Description, as the server wrote it:

```untrusted-server-text
Is a site in a Qualified Census Tract or Difficult Development Area on HUD's 2027 lists (and any newer year HUD has posted)? Give a US street address (geocoded by the Census Bureau), or lat + lon, or an 11-digit 2020 census tract. Returns the tract, county, ZCTA and metro area and one result per list year.
```

## Only reads (7)

Looks things up and changes nothing. Claude Code: allow.

### `get_applicable_percentages`

- The name "get_applicable_percentages" says "get": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
The monthly 70% (9%) and 30% (4%) present value credit rates from the IRS revenue ruling, the statutory 9% and 4% floors and the rate a deal uses. Defaults to the latest month, with the last 12.
```

### `get_equity_pricing`

- The name "get_equity_pricing" says "get": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
Median net equity price per $1 of federal housing credit from CohnReznick's Housing Tax Credit Monitor, the series since late 2024, and current national fund pricing ranges.
```

### `get_financing_quote_link`

- The name "get_financing_quote_link" says "get": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
The page where a developer or owner can request a financing quote for a 4% or 9% deal (construction, tax-exempt bond, bridge, permanent, Year 15) from Janover Capital LLC, and what the desk handles. Returns a link only; it submits nothing.
```

### `get_income_limits`

- The name "get_income_limits" says "get": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
HUD FY2026 MTSP income limits for a county (town in New England): every level from 20% to 80% of area median for 1 to 8 persons, HERA Special limits where HUD lists them, the area median family income, and the maximum gross rent by bedroom count at each level (IRS Pub. 5913 method). Give state + county, or fips.
```

### `get_property`

- The name "get_property" says "get": a word for reading.
- Tag private-data: The description's first sentence says "database": it reads databases.
- Tag untrusted-input: The input takes a URL (input.url), and the tool reads it: it reads web pages, which anyone can write.
- Tag outbound: The input takes a URL (input.url): a request to a URL can carry data to whoever runs it.
- Claude Code: ask, because it is tagged outbound.

Description, as the server wrote it:

```untrusted-server-text
Everything HUD's LIHTC database lists for one property (units, income-restricted units, bedrooms, placed-in-service and allocation years, credit type, bonds, income test, targeting), its compliance and extended-use years, 2027 QCT/DDA status, its county's 2026 50% and 60% limits and rents, and nearby properties. Give the page url or the HUD project id.
```

### `get_state_lihtc`

- The name "get_state_lihtc" says "get": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
One state's allocating agency and LIHTC page, current Qualified Allocation Plan, state credit, 2026 9% credit ceiling and private activity bond cap (with the per-capita or minimum basis and population), and its count of 2027 QCTs and nonmetro DDA counties.
```

### `search_properties`

- The name "search_properties" says "search": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
HUD-listed LIHTC properties still monitored for compliance, in one state, optionally one city and a name or street fragment, largest first. Each result has its lihtc.loans page URL and HUD project id for get_property. Covers cities with 5 or more monitored properties.
```

## Claude Code permissions

For `.claude/settings.json`, assuming the server is installed as `lihtc-loans`:

```json
{
  "permissions": {
    "allow": [
      "mcp__lihtc-loans__get_income_limits",
      "mcp__lihtc-loans__search_properties",
      "mcp__lihtc-loans__get_state_lihtc",
      "mcp__lihtc-loans__get_applicable_percentages",
      "mcp__lihtc-loans__get_equity_pricing",
      "mcp__lihtc-loans__get_financing_quote_link"
    ],
    "ask": [
      "mcp__lihtc-loans__calculate_max_rent",
      "mcp__lihtc-loans__check_qct_dda",
      "mcp__lihtc-loans__get_property",
      "mcp__lihtc-loans__calculate_credits"
    ],
    "deny": []
  }
}
```

Capability tags behind the rules (a read tagged outbound is asked about):

- `mcp__lihtc-loans__check_qct_dda`: untrusted-input
- `mcp__lihtc-loans__get_property`: private-data, untrusted-input, outbound