diff --git a/instances/test/case14-sub-hourly.json.gz b/instances/test/case14-sub-hourly.json.gz
index b788e4d..eb35ed3 100644
Binary files a/instances/test/case14-sub-hourly.json.gz and b/instances/test/case14-sub-hourly.json.gz differ
diff --git a/instances/test/case14.json.gz b/instances/test/case14.json.gz
index 9876d59..e4d49b8 100644
Binary files a/instances/test/case14.json.gz and b/instances/test/case14.json.gz differ
diff --git a/src/instance/read.jl b/src/instance/read.jl
index 7f89838..a7c9359 100644
--- a/src/instance/read.jl
+++ b/src/instance/read.jl
@@ -66,6 +66,7 @@ function _from_json(json; repair = true)
     contingencies = Contingency[]
     lines = TransmissionLine[]
     loads = PriceSensitiveLoad[]
+    reserves2 = Reserve[]
 
     function scalar(x; default = nothing)
         x !== nothing || return default
@@ -86,6 +87,7 @@ function _from_json(json; repair = true)
     name_to_bus = Dict{String,Bus}()
     name_to_line = Dict{String,TransmissionLine}()
     name_to_unit = Dict{String,Unit}()
+    name_to_reserve = Dict{String,Reserve}()
 
     function timeseries(x; default = nothing)
         x !== nothing || return default
@@ -116,6 +118,19 @@ function _from_json(json; repair = true)
         push!(buses, bus)
     end
 
+    # Read reserves
+    if "Reserves2" in keys(json)
+        for (reserve_name, dict) in json["Reserves2"]
+            reserve = Reserve(
+                name = reserve_name,
+                type = lowercase(dict["Type"]),
+                amount = timeseries(dict["Amount (MW)"]),
+            )
+            name_to_reserve[reserve_name] = reserve
+            push!(reserves2, reserve)
+        end
+    end
+
     # Read units
     for (unit_name, dict) in json["Generators"]
         bus = name_to_bus[dict["Bus"]]
@@ -153,6 +168,12 @@ function _from_json(json; repair = true)
             )
         end
 
+        # Read reserves
+        unit_reserves = Reserve[]
+        if "Reserve eligibility" in keys(dict)
+            unit_reserves = [name_to_reserve[n] for n in dict["Reserve eligibility"]]
+        end
+
         # Read and validate initial conditions
         initial_power = scalar(dict["Initial power (MW)"], default = nothing)
         initial_status = scalar(dict["Initial status (h)"], default = nothing)
@@ -191,6 +212,7 @@ function _from_json(json; repair = true)
                 default = [true for t in 1:T],
             ),
             startup_categories,
+            unit_reserves,
         )
         push!(bus.units, unit)
         name_to_unit[unit_name] = unit
@@ -276,6 +298,8 @@ function _from_json(json; repair = true)
         price_sensitive_loads_by_name = Dict(ps.name => ps for ps in loads),
         price_sensitive_loads = loads,
         reserves = reserves,
+        reserves2 = reserves2,
+        reserves_by_name = name_to_reserve,
         shortfall_penalty = shortfall_penalty,
         time = T,
         units_by_name = Dict(g.name => g for g in units),
diff --git a/src/instance/structs.jl b/src/instance/structs.jl
index 1e4cd5c..8b92777 100644
--- a/src/instance/structs.jl
+++ b/src/instance/structs.jl
@@ -20,6 +20,12 @@ mutable struct StartupCategory
     cost::Float64
 end
 
+Base.@kwdef mutable struct Reserve
+    name::String
+    type::String
+    amount::Vector{Float64}
+end
+
 mutable struct Unit
     name::String
     bus::Bus
@@ -38,6 +44,7 @@ mutable struct Unit
     initial_power::Union{Float64,Nothing}
     provides_spinning_reserves::Vector{Bool}
     startup_categories::Vector{StartupCategory}
+    reserves::Vector{Reserve}
 end
 
 mutable struct TransmissionLine
@@ -80,6 +87,8 @@ Base.@kwdef mutable struct UnitCommitmentInstance
     price_sensitive_loads_by_name::Dict{AbstractString,PriceSensitiveLoad}
     price_sensitive_loads::Vector{PriceSensitiveLoad}
     reserves::Reserves
+    reserves2::Vector{Reserve}
+    reserves_by_name::Dict{AbstractString,Reserve}
     shortfall_penalty::Vector{Float64}
     time::Int
     units_by_name::Dict{AbstractString,Unit}
diff --git a/test/instance/read_test.jl b/test/instance/read_test.jl
index 676a808..6984435 100644
--- a/test/instance/read_test.jl
+++ b/test/instance/read_test.jl
@@ -12,6 +12,7 @@ using UnitCommitment, LinearAlgebra, Cbc, JuMP, JSON, GZip
     @test length(instance.units) == 6
     @test length(instance.contingencies) == 19
     @test length(instance.price_sensitive_loads) == 1
+    @test length(instance.reserves2) == 1
     @test instance.time == 4
 
     @test instance.lines[5].name == "l5"
@@ -37,6 +38,11 @@ using UnitCommitment, LinearAlgebra, Cbc, JuMP, JSON, GZip
     @test instance.buses[9].load == [35.36638, 33.25495, 31.67138, 31.14353]
     @test instance.buses_by_name["b9"].name == "b9"
 
+    @test instance.reserves2[1].name == "r1"
+    @test instance.reserves2[1].type == "spinning"
+    @test instance.reserves2[1].amount == [100.0, 100.0, 100.0, 100.0]
+    @test instance.reserves_by_name["r1"].name == "r1"
+
     unit = instance.units[1]
     @test unit.name == "g1"
     @test unit.bus.name == "b1"
@@ -64,11 +70,13 @@ using UnitCommitment, LinearAlgebra, Cbc, JuMP, JSON, GZip
     @test unit.startup_categories[1].cost == 1000.0
     @test unit.startup_categories[2].cost == 1500.0
     @test unit.startup_categories[3].cost == 2000.0
+    @test length(unit.reserves) == 0
     @test instance.units_by_name["g1"].name == "g1"
 
     unit = instance.units[2]
     @test unit.name == "g2"
     @test unit.must_run == [false for t in 1:4]
+    @test length(unit.reserves) == 1
 
     unit = instance.units[3]
     @test unit.name == "g3"
@@ -90,6 +98,7 @@ using UnitCommitment, LinearAlgebra, Cbc, JuMP, JSON, GZip
         @test unit.cost_segments[2].cost[t] ≈ 38.04
         @test unit.cost_segments[3].cost[t] ≈ 44.77853
     end
+    @test length(unit.reserves) == 1
 
     @test instance.reserves.spinning == zeros(4)