{
  "version": "2026.10",
  "updated": "2026-10-13",
  "marketplace": "US (Amazon.com)",
  "note": "2026 US Amazon referral + FBA fulfillment + monthly storage rate card. Fulfillment fees effective 2026-01-15, published in three price bands (<$10 / $10-$50 / >$50). Holiday peak rates apply to units shipped 2026-10-15 through 2027-01-14. A 3.5% fuel & logistics surcharge applies to fulfillment fees from 2026-04-17. Peak values for apparel/dangerous standard-size tiers are estimated as non-peak fee plus the standard-tier peak uplift for the same weight row (Amazon publishes exact values in Seller Central). Update this single file when Amazon changes rates. Sources: Amazon Seller Central 2026 US Referral and FBA fee changes.",
  "currency": "USD",
  "fuelSurcharge": { "rate": 0.035, "effectiveFrom": "2026-04-17", "note": "Applied on top of the fulfillment fee (not referral fee)." },
  "peakSeason": { "startMonthDay": "10-15", "endMonthDay": "01-14", "label": "Holiday peak: Oct 15 - Jan 14 (units shipped)" },
  "priceBands": [
    { "id": "low",  "label": "< $10",   "min": 0,  "max": 10 },
    { "id": "mid",  "label": "$10-$50", "min": 10, "max": 50 },
    { "id": "high", "label": "> $50",   "min": 50, "max": null }
  ],
  "dimWeight": { "divisor": 139, "bulkyMinSideIn": 2, "note": "Shipping weight = max(unit weight, L*W*H/139) for large standard and above. Small standard & XL 150+ lb use unit weight. Bulky/XL treat width & height as at least 2 in." },
  "sizeTiers": [
    { "id": "small_standard", "maxLongestIn": 15,  "maxMedianIn": 12, "maxShortestIn": 0.75, "maxWeightLb": 1,   "weightBasis": "unit" },
    { "id": "large_standard", "maxLongestIn": 18,  "maxMedianIn": 14, "maxShortestIn": 8,    "maxWeightLb": 20,  "weightBasis": "greater" },
    { "id": "small_bulky",    "maxLongestIn": 37,  "maxMedianIn": 28, "maxShortestIn": 20,   "maxWeightLb": 50,  "weightBasis": "greater", "maxLengthGirthIn": 130 },
    { "id": "large_bulky",    "maxLongestIn": 59,  "maxMedianIn": 33, "maxShortestIn": 33,   "maxWeightLb": 50,  "weightBasis": "greater", "maxLengthGirthIn": 130 },
    { "id": "extra_large",    "maxLongestIn": null, "maxMedianIn": null, "maxShortestIn": null, "maxWeightLb": null, "weightBasis": "greater" }
  ],
  "overmax": {
    "note": "Extra-large units up to 150 lb with longest side > 96 in or length+girth > 130 in pay an extra handling surcharge.",
    "bands": [ { "maxLb": 50, "fee": 17 }, { "maxLb": 70, "fee": 21 }, { "maxLb": 150, "fee": 25 } ]
  },
  "fulfillment": {
    "standard": {
      "nonpeak": {
        "small_standard": [
          { "maxOz": 2,  "fees": [2.43, 3.32, 3.58] },
          { "maxOz": 4,  "fees": [2.49, 3.42, 3.68] },
          { "maxOz": 6,  "fees": [2.56, 3.45, 3.71] },
          { "maxOz": 8,  "fees": [2.66, 3.54, 3.80] },
          { "maxOz": 10, "fees": [2.77, 3.68, 3.94] },
          { "maxOz": 12, "fees": [2.82, 3.78, 4.04] },
          { "maxOz": 14, "fees": [2.92, 3.91, 4.17] },
          { "maxOz": 16, "fees": [2.95, 3.96, 4.22] }
        ],
        "large_standard": [
          { "maxOz": 4,  "fees": [2.91, 3.73, 3.99] },
          { "maxOz": 8,  "fees": [3.13, 3.95, 4.21] },
          { "maxOz": 12, "fees": [3.38, 4.20, 4.46] },
          { "maxOz": 16, "fees": [3.78, 4.60, 4.86] },
          { "maxOz": 20, "fees": [4.22, 5.04, 5.30] },
          { "maxOz": 24, "fees": [4.60, 5.42, 5.68] },
          { "maxOz": 28, "fees": [4.75, 5.57, 5.83] },
          { "maxOz": 32, "fees": [5.00, 5.82, 6.08] },
          { "maxOz": 36, "fees": [5.10, 5.92, 6.18] },
          { "maxOz": 40, "fees": [5.28, 6.10, 6.36] },
          { "maxOz": 44, "fees": [5.44, 6.26, 6.52] },
          { "maxOz": 48, "fees": [5.85, 6.67, 6.93] },
          { "maxOz": 320, "base": [6.15, 6.97, 7.23], "perInterval": 0.08, "intervalOz": 4, "aboveOz": 48 }
        ],
        "small_bulky":  [ { "maxLb": 50, "base": [6.78, 7.55, 7.55],  "perLb": 0.38, "aboveLb": 1 } ],
        "large_bulky":  [ { "maxLb": 50, "base": [8.58, 9.35, 9.35],  "perLb": 0.38, "aboveLb": 1 } ],
        "extra_large": [
          { "maxLb": 50,  "base": [25.56, 26.33, 26.33],   "perLb": 0.38, "aboveLb": 1,   "weightBasis": "greater" },
          { "maxLb": 70,  "base": [36.55, 37.32, 37.32],   "perLb": 0.75, "aboveLb": 51,  "weightBasis": "greater" },
          { "maxLb": 150, "base": [50.55, 51.32, 51.32],   "perLb": 0.75, "aboveLb": 71,  "weightBasis": "greater" },
          { "maxLb": null, "base": [194.18, 194.95, 194.95], "perLb": 0.19, "aboveLb": 151, "weightBasis": "unit" }
        ]
      },
      "peak": {
        "small_standard": [
          { "maxOz": 2,  "fees": [2.62, 3.51, 3.77] },
          { "maxOz": 4,  "fees": [2.68, 3.61, 3.87] },
          { "maxOz": 6,  "fees": [2.76, 3.65, 3.91] },
          { "maxOz": 8,  "fees": [2.86, 3.74, 4.00] },
          { "maxOz": 10, "fees": [2.98, 3.89, 4.15] },
          { "maxOz": 12, "fees": [3.03, 3.99, 4.25] },
          { "maxOz": 14, "fees": [3.14, 4.13, 4.39] },
          { "maxOz": 16, "fees": [3.17, 4.18, 4.44] }
        ],
        "large_standard": [
          { "maxOz": 4,  "fees": [3.15, 3.97, 4.23] },
          { "maxOz": 8,  "fees": [3.39, 4.21, 4.47] },
          { "maxOz": 12, "fees": [3.66, 4.48, 4.74] },
          { "maxOz": 16, "fees": [4.07, 4.89, 5.15] },
          { "maxOz": 20, "fees": [4.52, 5.34, 5.60] },
          { "maxOz": 24, "fees": [4.91, 5.73, 5.99] },
          { "maxOz": 28, "fees": [5.07, 5.89, 6.15] },
          { "maxOz": 32, "fees": [5.33, 6.15, 6.41] },
          { "maxOz": 36, "fees": [5.47, 6.29, 6.55] },
          { "maxOz": 40, "fees": [5.67, 6.49, 6.75] },
          { "maxOz": 44, "fees": [5.84, 6.66, 6.92] },
          { "maxOz": 48, "fees": [6.26, 7.08, 7.34] },
          { "maxOz": 320, "base": [6.69, 7.51, 7.77], "perInterval": 0.08, "intervalOz": 4, "aboveOz": 48 }
        ],
        "small_bulky":  [ { "maxLb": 50, "base": [7.82, 8.59, 8.59],   "perLb": 0.38, "aboveLb": 1 } ],
        "large_bulky":  [ { "maxLb": 50, "base": [9.62, 10.39, 10.39], "perLb": 0.38, "aboveLb": 1 } ],
        "extra_large": [
          { "maxLb": 50,  "base": [28.29, 29.06, 29.06],   "perLb": 0.38, "aboveLb": 1,   "weightBasis": "greater" },
          { "maxLb": 70,  "base": [39.36, 40.13, 40.13],   "perLb": 0.75, "aboveLb": 51,  "weightBasis": "greater" },
          { "maxLb": 150, "base": [54.97, 55.74, 55.74],   "perLb": 0.75, "aboveLb": 71,  "weightBasis": "greater" },
          { "maxLb": null, "base": [202.69, 203.46, 203.46], "perLb": 0.19, "aboveLb": 151, "weightBasis": "unit" }
        ]
      }
    },
    "apparel": {
      "nonpeak": {
        "small_standard": [
          { "maxOz": 2,  "fees": [2.62, 3.51, 3.77] },
          { "maxOz": 4,  "fees": [2.64, 3.54, 3.80] },
          { "maxOz": 6,  "fees": [2.68, 3.59, 3.85] },
          { "maxOz": 8,  "fees": [2.81, 3.69, 3.95] },
          { "maxOz": 10, "fees": [3.00, 3.91, 4.17] },
          { "maxOz": 12, "fees": [3.10, 4.09, 4.35] },
          { "maxOz": 14, "fees": [3.20, 4.20, 4.46] },
          { "maxOz": 16, "fees": [3.30, 4.25, 4.51] }
        ],
        "large_standard": [
          { "maxOz": 4,  "fees": [3.48, 4.30, 4.56] },
          { "maxOz": 8,  "fees": [3.68, 4.50, 4.76] },
          { "maxOz": 12, "fees": [3.90, 4.72, 4.98] },
          { "maxOz": 16, "fees": [4.35, 5.17, 5.43] },
          { "maxOz": 20, "fees": [5.05, 5.87, 6.13] },
          { "maxOz": 24, "fees": [5.22, 6.04, 6.30] },
          { "maxOz": 28, "fees": [5.32, 6.14, 6.40] },
          { "maxOz": 32, "fees": [5.43, 6.25, 6.51] },
          { "maxOz": 36, "fees": [5.78, 6.60, 6.86] },
          { "maxOz": 40, "fees": [5.90, 6.72, 6.98] },
          { "maxOz": 44, "fees": [5.95, 6.77, 7.03] },
          { "maxOz": 48, "fees": [6.08, 6.90, 7.16] },
          { "maxOz": 320, "base": [6.15, 6.97, 7.23], "perInterval": 0.16, "intervalOz": 8, "aboveOz": 48 }
        ],
        "small_bulky":  [ { "maxLb": 50, "base": [6.78, 7.55, 7.55],  "perLb": 0.38, "aboveLb": 1 } ],
        "large_bulky":  [ { "maxLb": 50, "base": [8.58, 9.35, 9.35],  "perLb": 0.38, "aboveLb": 1 } ],
        "extra_large": [
          { "maxLb": 50,  "base": [25.56, 26.33, 26.33],   "perLb": 0.38, "aboveLb": 1,   "weightBasis": "greater" },
          { "maxLb": 70,  "base": [36.55, 37.32, 37.32],   "perLb": 0.75, "aboveLb": 51,  "weightBasis": "greater" },
          { "maxLb": 150, "base": [50.55, 51.32, 51.32],   "perLb": 0.75, "aboveLb": 71,  "weightBasis": "greater" },
          { "maxLb": null, "base": [194.18, 194.95, 194.95], "perLb": 0.19, "aboveLb": 151, "weightBasis": "unit" }
        ]
      }
    },
    "dangerous": {
      "nonpeak": {
        "small_standard": [
          { "maxOz": 2,  "fees": [3.40, 4.29, 4.55] },
          { "maxOz": 4,  "fees": [3.43, 4.36, 4.62] },
          { "maxOz": 6,  "fees": [3.48, 4.37, 4.63] },
          { "maxOz": 8,  "fees": [3.55, 4.43, 4.69] },
          { "maxOz": 10, "fees": [3.64, 4.55, 4.81] },
          { "maxOz": 12, "fees": [3.65, 4.61, 4.87] },
          { "maxOz": 14, "fees": [3.73, 4.72, 4.98] },
          { "maxOz": 16, "fees": [3.77, 4.78, 5.04] }
        ],
        "large_standard": [
          { "maxOz": 4,  "fees": [3.73, 4.55, 4.81] },
          { "maxOz": 8,  "fees": [3.94, 4.76, 5.02] },
          { "maxOz": 12, "fees": [4.17, 4.99, 5.25] },
          { "maxOz": 16, "fees": [4.37, 5.19, 5.45] },
          { "maxOz": 20, "fees": [4.82, 5.64, 5.90] },
          { "maxOz": 24, "fees": [5.20, 6.02, 6.28] },
          { "maxOz": 28, "fees": [5.35, 6.17, 6.43] },
          { "maxOz": 32, "fees": [5.49, 6.31, 6.57] },
          { "maxOz": 36, "fees": [5.56, 6.38, 6.64] },
          { "maxOz": 40, "fees": [5.74, 6.56, 6.82] },
          { "maxOz": 44, "fees": [5.90, 6.72, 6.98] },
          { "maxOz": 48, "fees": [6.31, 7.13, 7.39] },
          { "maxOz": 320, "base": [6.61, 7.43, 7.69], "perInterval": 0.08, "intervalOz": 4, "aboveOz": 48 }
        ],
        "small_bulky":  [ { "maxLb": 50, "base": [7.50, 8.27, 8.27],   "perLb": 0.38, "aboveLb": 1 } ],
        "large_bulky":  [ { "maxLb": 50, "base": [9.30, 10.07, 10.07], "perLb": 0.38, "aboveLb": 1 } ],
        "extra_large": [
          { "maxLb": 50,  "base": [27.67, 28.44, 28.44],   "perLb": 0.38, "aboveLb": 1,   "weightBasis": "greater" },
          { "maxLb": 70,  "base": [39.76, 40.53, 40.53],   "perLb": 0.75, "aboveLb": 51,  "weightBasis": "greater" },
          { "maxLb": 150, "base": [57.68, 58.45, 58.45],   "perLb": 0.75, "aboveLb": 71,  "weightBasis": "greater" },
          { "maxLb": null, "base": [218.76, 219.53, 219.53], "perLb": 0.19, "aboveLb": 151, "weightBasis": "unit" }
        ]
      }
    }
  },
  "storage": {
    "note": "Monthly inventory storage fee per cubic foot per month. Standard = small/large standard tiers; Oversize = small bulky and above. Peak = Oct-Dec.",
    "standard":  { "nonpeak": 0.78, "peak": 2.40 },
    "oversize":  { "nonpeak": 0.56, "peak": 1.40 },
    "dangerous_standard": { "nonpeak": 0.99, "peak": 3.63 },
    "dangerous_oversize": { "nonpeak": 0.78, "peak": 2.43 }
  },
  "referral": {
    "minFeeDefault": 0.30,
    "categories": [
      { "id": "most",          "tierType": "flat",    "rate": 0.15 },
      { "id": "device_acc",    "tierType": "flat",    "rate": 0.45 },
      { "id": "baby",          "tierType": "whole",   "tiers": [ { "upTo": 10, "rate": 0.08 }, { "upTo": null, "rate": 0.15 } ] },
      { "id": "beauty",        "tierType": "whole",   "tiers": [ { "upTo": 10, "rate": 0.08 }, { "upTo": null, "rate": 0.15 } ] },
      { "id": "clothing",      "tierType": "whole",   "tiers": [ { "upTo": 15, "rate": 0.05 }, { "upTo": 20, "rate": 0.10 }, { "upTo": null, "rate": 0.17 } ] },
      { "id": "computers",     "tierType": "flat",    "rate": 0.08 },
      { "id": "consumer_ele",  "tierType": "flat",    "rate": 0.08 },
      { "id": "elec_acc",      "tierType": "portion", "tiers": [ { "upTo": 100, "rate": 0.15 }, { "upTo": null, "rate": 0.08 } ] },
      { "id": "furniture",     "tierType": "portion", "tiers": [ { "upTo": 200, "rate": 0.15 }, { "upTo": null, "rate": 0.10 } ] },
      { "id": "grocery",       "tierType": "whole",   "minFee": 0, "tiers": [ { "upTo": 15, "rate": 0.08 }, { "upTo": null, "rate": 0.15 } ] },
      { "id": "jewelry",       "tierType": "portion", "tiers": [ { "upTo": 250, "rate": 0.20 }, { "upTo": null, "rate": 0.05 } ] },
      { "id": "watches",       "tierType": "portion", "tiers": [ { "upTo": 1500, "rate": 0.16 }, { "upTo": null, "rate": 0.03 } ] },
      { "id": "appliance_c",   "tierType": "portion", "tiers": [ { "upTo": 300, "rate": 0.15 }, { "upTo": null, "rate": 0.08 } ] },
      { "id": "appliance_f",   "tierType": "flat",    "rate": 0.08 },
      { "id": "automotive",    "tierType": "flat",    "rate": 0.12 },
      { "id": "tires",         "tierType": "flat",    "rate": 0.10 },
      { "id": "industrial",    "tierType": "flat",    "rate": 0.12 },
      { "id": "powertools",    "tierType": "flat",    "rate": 0.12 },
      { "id": "media",         "tierType": "flat",    "rate": 0.15, "minFee": 0, "closingFee": 1.80 },
      { "id": "giftcard",      "tierType": "flat",    "rate": 0.20, "minFee": 0 },
      { "id": "pet",           "tierType": "flat",    "rate": 0.15 },
      { "id": "pet_vet",       "tierType": "flat",    "rate": 0.22 },
      { "id": "vg_console",    "tierType": "flat",    "rate": 0.08, "minFee": 0 },
      { "id": "vg_games",      "tierType": "flat",    "rate": 0.15, "minFee": 0 },
      { "id": "home_kitchen",  "tierType": "flat",    "rate": 0.15 },
      { "id": "toys",          "tierType": "flat",    "rate": 0.15 },
      { "id": "sports",        "tierType": "flat",    "rate": 0.15 },
      { "id": "office",        "tierType": "flat",    "rate": 0.15 },
      { "id": "tools",         "tierType": "flat",    "rate": 0.15 },
      { "id": "lawn_garden",   "tierType": "flat",    "rate": 0.15 },
      { "id": "mowers",        "tierType": "portion", "tiers": [ { "upTo": 500, "rate": 0.15 }, { "upTo": null, "rate": 0.08 } ] },
      { "id": "fineart",       "tierType": "portion", "minFee": 0, "tiers": [ { "upTo": 100, "rate": 0.20 }, { "upTo": 1000, "rate": 0.15 }, { "upTo": 5000, "rate": 0.10 }, { "upTo": null, "rate": 0.05 } ] },
      { "id": "luggage",       "tierType": "flat",    "rate": 0.15 },
      { "id": "musical",       "tierType": "flat",    "rate": 0.15 },
      { "id": "mattress",      "tierType": "flat",    "rate": 0.15 },
      { "id": "footwear",      "tierType": "flat",    "rate": 0.15 },
      { "id": "eyewear",       "tierType": "flat",    "rate": 0.15 },
      { "id": "everything",    "tierType": "flat",    "rate": 0.15 }
    ]
  }
}