Travel allowance worksheets
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Use this when the user wants a per diem calculator, gsa per diem calculator, or travel per diem calculator with per diem meal deduction and a downloadable XLSX/CSV expense worksheet. Covers bundled GSA CONUS FY2026/FY2027 only; up to 10 trips, 10 contiguous stops per trip, 92 days between arrival and departure, and 400 day rows per call. Furnished government or registration meals reduce allowances; common-carrier meals and complimentary hotel breakfasts are not deductions. Same-day travel requires more than 12 hours; no times are taken. Do not use for OCONUS, lodging taxes, agency policies or FY2028.
One to ten trips. Example: [{name:"DC",stops:[{location:"20001",arrive:"2026-10-27",depart:"2026-10-29"}]}].
Use this when the user wants a per diem calculator, gsa per diem calculator, or travel per diem calculator with per diem meal deduction and a downloadable XLSX/CSV expense worksheet. Covers bundled GSA CONUS FY2026/FY2027 only; up to 10 trips, 10 contiguous stops per trip, 92 days between arrival and departure, and 400 day rows per call. Furnished government or registration meals reduce allowances; common-carrier meals and complimentary hotel breakfasts are not deductions. Same-day travel requires more than 12 hours; no times are taken. Do not use for OCONUS, lodging taxes, agency policies or FY2028.
| Argument | Type | Description |
|---|---|---|
| trips* | array | One to ten trips. Example: [{name:"DC",stops:[{location:"20001",arrive:"2026-10-27",depart:"2026-10-29"}]}]. |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"trips"
],
"properties": {
"trips": {
"type": "array",
"items": {
"type": "object",
"required": [
"stops"
],
"properties": {
"name": {
"type": "string",
"maxLength": 60,
"description": "Optional trip label, without personal details. Example: DC conference."
},
"stops": {
"type": "array",
"items": {
"type": "object",
"required": [
"location",
"arrive",
"depart"
],
"properties": {
"arrive": {
"type": "string",
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"maxLength": 10,
"description": "Arrival day, inclusive. Example: 2026-10-27."
},
"county": {
"type": "string",
"maxLength": 100,
"description": "County to resolve an ambiguous ZIP or city. Example: Hampden."
},
"depart": {
"type": "string",
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"maxLength": 10,
"description": "Departure day, inclusive for meals; no lodging. Example: 2026-10-29."
},
"location": {
"type": "string",
"maxLength": 160,
"minLength": 1,
"description": "Five-digit ZIP or City, ST. Example: 20001 or Austin, TX."
},
"nightly_lodging_cost": {
"type": "number",
"maximum": 5000,
"minimum": 0,
"description": "Actual room cost before taxes in USD, at most two decimals. Example: 250.50; omit for the maximum."
}
}
},
"maxItems": 10,
"minItems": 1,
"description": "One to ten contiguous stops in date order. Example: [{location:\"20001\",arrive:\"2026-10-27\",depart:\"2026-10-29\"}]."
},
"meals_provided": {
"type": "array",
"items": {
"type": "object",
"required": [
"date"
],
"properties": {
"date": {
"type": "string",
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"maxLength": 10,
"description": "Day of furnished meals. Example: 2026-10-28."
},
"lunch": {
"type": "boolean",
"description": "Government or registration-fee lunch provided. Example: true."
},
"dinner": {
"type": "boolean",
"description": "Government or registration-fee dinner provided. Example: false."
},
"breakfast": {
"type": "boolean",
"description": "Government or registration-fee breakfast provided. Example: true."
}
}
},
"maxItems": 60,
"description": "Furnished meals; duplicate dates merge. Example: [{date:\"2026-10-28\",lunch:true}]."
}
}
},
"maxItems": 10,
"minItems": 1,
"description": "One to ten trips. Example: [{name:\"DC\",stops:[{location:\"20001\",arrive:\"2026-10-27\",depart:\"2026-10-29\"}]}]."
}
}
}Use this when the user wants gsa per diem rates, federal per diem rates, per diem rates 2027 or m&ie rates by month, with XLSX and CSV downloads. Looks up 1 to 25 ZIP codes or City, ST locations in bundled GSA CONUS FY2026/FY2027 tables. The default fiscal year uses today in America/New_York. Ambiguous ZIPs return an item error; use calculate_per_diem with county to disambiguate. Do not use for OCONUS or FY2028.
| Argument | Type | Description |
|---|---|---|
| locations* | array | One to 25 locations. Example: ["10001","Austin, TX","Smalltown, KS"]. |
| fiscal_year | any | Federal fiscal year, defaulting to today in America/New_York. Example: 2027. |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"locations"
],
"properties": {
"locations": {
"type": "array",
"items": {
"type": "string",
"maxLength": 160,
"minLength": 1,
"description": "ZIP or City, ST. Example: 10001."
},
"maxItems": 25,
"minItems": 1,
"description": "One to 25 locations. Example: [\"10001\",\"Austin, TX\",\"Smalltown, KS\"]."
},
"fiscal_year": {
"anyOf": [
{
"type": "number",
"const": 2026
},
{
"type": "number",
"const": 2027
}
],
"description": "Federal fiscal year, defaulting to today in America/New_York. Example: 2027."
}
}
}