Zoning › Texas › Dallas County › Irving

Irving, TX Zoning

Euclidean-zoning. 24 districts · 9 overlays · 2 applicable state preemptions.

Overview

Code type
euclidean
Naming convention
lot-size-encoded

Irving SF districts encode minimum lot size in thousands of sf (R-40 = 40,000 sf; R-15 = 15,000 sf; R-10 = 10,000 sf; R-7.5 = 7,500 sf; R-6 = 6,000 sf). This is confirmed EXPLICITLY in Irving documentation ('The number indicates the square footage in thousands as the minimum lot size'). Consistent with Dallas/Arlington regional DFW convention. MF districts use sequential index (R-MF-1, R-MF-2) with shared 18 du/ac MINIMUM density floor — a notable Irving outlier: Irving is the only documented TX city in the skill reference library that requires MF developments to achieve AT LEAST 18 du/ac (density is a FLOOR, not a cap). Special districts include R-TH (townhouse), R-ZL / R-ZLa (zero-lot-line), R-XF (extra-family), R-MH (manufactured home), R-PH (patio home — REPEALED, legacy only). Commercial (CR, CC, GB, C-OU), PUD, S-P-1/S-P-2 site-plan modifications, Industrial (IL, IH, I-PUD), AG, plus HCD and TOD overlays. | sub_flags_raw=[dfw-core, dart-orange-line-tod, texrail-tod, las-colinas-urban-center, dfw-airport-adjacent, elm-fork-floodplain, sb840-applicable, heritage-crossing-downtown]

Worth knowing
  • ⚠ MF districts (R-MF-1, R-MF-2) set a MINIMUM density FLOOR of 18 du/ac (not a cap) — Irving is the only documented TX city in the skill reference library that REQUIRES MF developments to achieve AT LEAST 18 du/ac. Inverse of typical density regulation. Confirmed via cityofirving.org zoning guide: '18 units per acre minimum, no more than 2,400 square feet per dwelling unit on at least a 6,400 square foot lot'.
  • Lot-size encoded SF naming (R-40 / R-15 / R-10 / R-7.5 / R-6) — number is minimum lot in thousands of sf. Explicitly documented in Irving zoning guide. Consistent with Dallas/Arlington DFW regional convention.
  • Schools, religious institutions, and government buildings are permitted by-right in ALL zoning districts citywide — broader civic-use permission than most TX cities.

+ 9 more in Quirks & notes

Districts

res_sf 9com 4res_mf 3mu 3ind 3res_th 1spec 1
CodeNameCategory Min lotHeight CoverageFAR Du/acParking Setbacks F/S/R
R-40Single-Family (40,000)res_sf40,000 sf[4]35 ft[5]30[6]0.5[7]—2[8]25[1] / 10[2] / 25[3]
R-15Single-Family (15,000)res_sf15,000 sf[12]35 ft[13]40[14]0.5[15]—2[16]25[9] / 8[10] / 20[11]
R-10Single-Family (10,000)res_sf10,000 sf[20]35 ft[21]45[22]0.5[23]—2[24]20[17] / 6[18] / 20[19]
R-7.5Single-Family (7,500)res_sf7,500 sf[28]35 ft[29]50[30]0.5[31]—2[32]20[25] / 5[26] / 15[27]
R-6Single-Family (6,000)res_sf6,000 sf[36]35 ft[37]55[38]0.5[39]—2[40]15[33] / 5[34] / 15[35]
R-MF-1Multi-Family 1res_mf6,400 sf[44]45 ft[45]50[46]0.5[47]18[48]2[49]20[41] / 15[42] / 20[43]
R-MF-2Multi-Family 2res_mf6,400 sf[53]55 ft[54]50[55]0.5[56]18[57]2[58]20[50] / 15[51] / 20[52]
R-THTownhouseres_th2,420 sf[62]35 ft[63]50[64]0.5[65]—2[66]15[59] / 0[60] / 10[61]
R-ZLZero Lot Lineres_sf4,000 sf[70]35 ft[71]50[72]0.5[73]—2[74]20[67] / 0[68] / 5[69]
R-ZLaZero Lot Line Alternativeres_sf4,000 sf[78]35 ft[79]50[80]0.5[81]—2[82]20[75] / 0[76] / 5[77]
R-XFExtra-Familyres_mf6,000 sf[86]35 ft[87]50[88]0.5[89]—2[90]20[83] / 8[84] / 20[85]
R-MHManufactured Homeres_sf435,600 sf[94]13.5 ft[95]50[96]—9[97]2[98]25[91] / 25[92] / 10[93]
R-PHPatio Home (REPEALED — legacy only)res_sf4,000 sf[102]25 ft[103]50[104]0.5[105]—2[106]15[99] / 5[100] / 5[101]
CRNeighborhood Commercialcom5,000 sf[110]45 ft[111]50[112]1[113]—2[114]10[107] / 25[108] / 10[109]
CCCommunity Commercialcom5,000 sf[118]65 ft[119]50[120]1.5[121]—2[122]15[115] / 25[116] / 10[117]
GBGeneral Businesscom5,000 sf[126]75 ft[127]50[128]2[129]—2[130]10[123] / 25[124] / 10[125]
C-OUCommercial Office-Urbancom5,000 sf[134]85 ft[135]100[136]2.5[137]—2[138]5[131] / 5[132] / 10[133]
PUDPlanned Unit Developmentmu1,306,800 sf[142]—[143]50[144]—[145]—2[146]—[139] / —[140] / —[141]
S-P-1Site Plan Modification 1mu5,000 sf[150]—[151]50[152]—[153]—2[154]—[147] / —[148] / —[149]
S-P-2Site Plan Modification 2mu5,000 sf[158]100 ft[159]50[160]3[161]—2[162]—[155] / —[156] / —[157]
ILLight Industrialind87,120 sf[166]65 ft[167]50[168]0.5[169]—1[170]25[163] / 25[164] / 10[165]
IHHeavy Industrialind217,800 sf[174]75 ft[175]50[176]0.5[177]—1[178]25[171] / 25[172] / 10[173]
I-PUDIndustrial PUDind5,000 sf[182]—[183]50[184]—[185]—1[186]25[179] / 25[180] / 10[181]
AGAgriculturalspec5,000 sf[190]35 ft[191]50[192]0.5[193]—2[194]25[187] / 25[188] / 10[189]

Confidence: confirmed partial under review not found

Overlays

HCD
Heritage Crossing District — Downtown Irving Mixed-Use Overlay
SPEC
Irving UDC Chapter 2 — Heritage Crossing District; original Land Development Code Zoning chapter (Ordinance No. 1144 as amended)

Downtown Irving / Heritage Crossing corridor — defined geographic boundary around historic downtown Irving, along TEXRail Heritage Crossing Station corridor. Three distinctive 'Character Zones' structure the overlay: Urban Core (most intense), General Urban (mid-intensity), and Edge (transitional to surrounding residential).

mixed_use_vertical_allowed1
character_zonesthree zones: Urban Core, General Urban, Edge
ground_floor_activation_requiredrequired in Urban Core along primary streets
replaces_base_zoning1
design_standards_apply1
historic_preservation_contexthistoric downtown fabric referenced in design standards
TOD
Transit-Oriented Development District — DART Orange Line + TEXRail TOD Overlay
TOD
Irving UDC Chapter 2 — Transit-Oriented Development District

Properties within ½ mile of a light or commuter rail transit station in Irving. Operational stations: DART Orange Line — Las Colinas Urban Center Station, University of Dallas Station, Irving Convention Center Station, North Lake College Station, Belt Line Station; DFW Airport Station (DART Orange Line terminus). TEXRail commuter rail — Heritage Crossing / Downtown Irving Station, West Irving Station (Centreport/DFW), North Richland Hills / Iron Horse (outside city). Irving Las Colinas Urban Center is the primary TOD node.

quarter_mile_half_mile_radius½ mile from station
mixed_use_vertical_allowed1
high_density_housing_with_commercialhigh density housing permitted in conjunction with office, retail, or other commercial uses
replaces_base_zoning1
ground_floor_activation_requiredrequired along primary streets near stations
parking_ratio_reduction_near_transit1
height_increase_vs_basemid-rise/high-rise envelope in Las Colinas Urban Center TOD node
build_to_lines_or_reduced_setbacks1
FP
FEMA Floodplain Overlay — Elm Fork Trinity River + Irving creek corridors
FP
Irving UDC Chapter 2 Floodplain Overlay; Flood Damage Prevention chapter; FEMA NFIP alignment (Irving participates in NFIP)

FEMA FIRM-mapped 100-year floodplain along Elm Fork Trinity River (flows along eastern edge of Irving separating Irving from Dallas), Delaware Creek, Bear Creek, and tributary corridors. Significant floodplain area along eastern city boundary and through Las Colinas (man-made canal system distinct from FEMA SFHA). Industrial floor restriction: no new industrial uses in 100-yr FEMA floodplain without substantial mitigation (per research.md).

no_industrial_in_100yr_floodplain_without_mitigation1
elevation_requirement_ft_above_bfe1-2 ft DFW-regional freeboard standard
compensatory_storage_required1
no_rise_certification_required_in_floodway1
fema_firm_referenceDallas County FIRM panels, effective date varies
stream_buffer_fttop-of-bank buffer per Irving UDC
AH
DFW Airport Hazard Overlay / FAA Part 77 Imaginary Surfaces
AP
Irving UDC airport-hazard provisions; 14 CFR Part 77 imaginary surfaces for Dallas/Fort Worth International Airport (DFW is partially within Irving corporate limits)

DFW International Airport — the airport property is partially within Irving's corporate boundary (northwest sector). FAA Part 77 horizontal and conical surfaces extend across all of Irving. Approach/departure surfaces over western and central Irving. Height restrictions and obstacle evaluation apply to tall structures citywide.

far_part_77_horizontal_surface1
dfw_airport_proximityDFW partially within Irving corporate limits
obstacle_evaluation_required_above_heightFAA Form 7460-1 obstacle evaluation for structures exceeding Part 77 surfaces
local_airport_overlay_standardsIrving UDC airport-hazard chapter applies
HP-NF
Not Found — Historic Preservation Overlay (separate from HCD)
HP
not_found

not_found

not_found1[195]
ENV-NF
Not Found — Environmental Overlay (aquifer/riparian/steep-slope/WUI)
ENV
not_found

not_found

not_found1[196]
CORR-NF
Not Found — Corridor / Highway Overlay
SPEC
not_found

not_found

not_found1[197]
AH-NF
Not Found — Affordable Housing Density Bonus Overlay
AH
not_found

not_found

not_found1[198]
MIL-NF
Not Found — Military / AICUZ Overlay
MIL
not_found

not_found

not_found1[199]

State preemptions

TX SB 840applies
Qualifying condition
SB 840 requires BOTH prongs simultaneously: city population ≥150,000 AND county population ≥300,000 (Census arithmetic, not roster lookup). Irving arithmetic: (a) CITY prong — 2020 US Census Decennial PL-94-171 = 256,684 (FIPS 4837000); 2024 Census PEP vintage estimate approximately 260,000–262,000. Clears 150,000 threshold by ~100k (~71% above floor). (b) COUNTY prong — Dallas County (FIPS 48113) 2020 Decennial = 2,613,539; 2024 PEP ~2,620,000. Clears 300,000 threshold by ~8.7x. Both prongs pass decisively. SB 840 APPLIES to Irving as of 2025-09-01 effective date.
Source
2020 US Census Decennial PL-94-171 (primary Census arithmetic, FIPS 4837000); Texas SB 840 88th Legislature bill text; Dallas County 2020 Decennial FIPS 48113.
Effect
Ministerial multifamily approval by-right on parcels zoned commercial (CR, CC, GB, C-OU), office (C-OU), retail (CR, CC, GB), warehouse (IL, IH in mixed/commercial configurations), and mixed-use. Floors ≥36 du/ac OR jurisdiction's highest allowed MF density, whichever greater; floors ≥45 ft height OR jurisdiction's highest allowed height, whichever greater; caps ≤25 ft setbacks; caps ≤1 parking space/unit; waives discretionary review. Interacts with Irving's 18 du/ac MF FLOOR in an outcome-neutral direction — SB 840's 36 du/ac floor prevails as the binding minimum on qualifying commercial parcels.
TX SB 15applies
Qualifying condition
SB 15 limits municipal regulation of setbacks, parking, height, and bulk on qualifying lots ≤4,000 sf. Irving's smallest enumerated SF base district is R-6 (6,000 sf minimum lot). Townhouse (R-TH) carries a 2,420 sf per-unit min lot (BELOW 4,000 sf threshold — triggers SB 15 on townhome plats). Zero-Lot-Line (R-ZL, R-ZLa) and Patio Home (R-PH, legacy) carry 4,000 sf min lot (AT the threshold). No Irving SF base district at or below 4,000 sf in active use other than R-TH townhome platting and R-ZL/R-ZLa zero-lot-line plats. SB 15 applies per-parcel on (a) R-TH townhome subdivisions, (b) R-ZL / R-ZLa zero-lot-line plats, (c) PD small-lot configurations, (d) TOD district internal small-lot platting near DART Orange Line and TEXRail stations.
Source
Texas SB 15 88th Legislature bill text; Irving UDC Chapter UDC-2 district min-lot schedule as documented in research.md.
Effect
Waives municipal setback, parking, height, and bulk regulation on qualifying small lots ≤4,000 sf. Does not preempt use restrictions or life safety.
Non-applicable laws (3)
TX HB 2127does_not_apply
Qualifying condition
HB 2127 (the 'Death Star' bill) preempts municipal ordinances conflicting with state statutes in 8 enumerated codes: Agriculture, Business & Commerce, Finance, Insurance, Labor, Natural Resources, Occupations, Property. Under current Texas court interpretation (City of Houston v. Paxton litigation), zoning authority under LGC Ch. 211/212 is NOT within HB 2127's covered-field list. Irving's UDC zoning is therefore NOT subject to HB 2127 preemption.
TX HB 3699does_not_apply
Qualifying condition
HB 3699 narrowly exempts certain subdivisions of 5+ acre lots from municipal platting requirements. Irving is a built-out inner-ring DFW suburb (~67 sq mi, ~257k population) with essentially no active 5+ acre SF subdivision activity. Largest-lot residential district R-40 (40,000 sf ≈ 0.92 acre) is below the HB 3699 threshold. HB 3699 limits platting only, not dimensional zoning standards.
TX ADU-none (statewide)does_not_apply
Qualifying condition
Texas has no state-level ADU by-right preemption statute. Local ADU rules in Irving UDC govern. Contrast with CA GC §66411.7/66411.8, OR HB 2001, WA HB 1337.

Adopted building codes

Home rule; major cities on 2024 IBC

IBC
2024
IRC
2021
NEC
2023
IFC
Local adoption
IECC (Residential)
2015
IECC (Commercial)
2015

Click a code label to open its state-by-state adoption atlas.

Quirks & notes

  • ⚠ MF districts (R-MF-1, R-MF-2) set a MINIMUM density FLOOR of 18 du/ac (not a cap) — Irving is the only documented TX city in the skill reference library that REQUIRES MF developments to achieve AT LEAST 18 du/ac. Inverse of typical density regulation. Confirmed via cityofirving.org zoning guide: '18 units per acre minimum, no more than 2,400 square feet per dwelling unit on at least a 6,400 square foot lot'.
  • Lot-size encoded SF naming (R-40 / R-15 / R-10 / R-7.5 / R-6) — number is minimum lot in thousands of sf. Explicitly documented in Irving zoning guide. Consistent with Dallas/Arlington DFW regional convention.
  • Schools, religious institutions, and government buildings are permitted by-right in ALL zoning districts citywide — broader civic-use permission than most TX cities.
  • R-PH (Patio Home) is a REPEALED district — existing properties remain zoned as legacy/grandfathered; no new R-PH applications accepted.
  • PUD minimum 30 acres — larger threshold than most TX cities (5–10 acre typical). Places PUD out of reach for most infill projects.
  • HCD (Heritage Crossing District) uses THREE Character Zones (Urban Core, General Urban, Edge) — form-based-leaning downtown overlay that replaces base zoning.
  • TOD district tied to DART Orange Line (operational 2012–2014 extensions to DFW Airport) and TEXRail commuter rail (operational 2019 Fort Worth–DFW Airport). Irving Las Colinas Urban Center is Irving's primary TOD node.
  • DFW International Airport is PARTIALLY within Irving's corporate boundary — FAA Part 77 obstacle evaluation applies citywide. No AICUZ military overlay (DFW is civil).
  • Industrial floor restriction: no new industrial in 100-yr FEMA floodplain without substantial mitigation — codified in UDC (research.md §52-92).
  • Migration from Municode to ecode360 for current UDC — library.municode.com legacy entry still exists but ecode360 nodes 45749882/45756705 carry the current UDC-2 chapter. Both are SPA/403 blocker domains to scripted WebFetch.
  • SB 840 (TX 2025) APPLIES to Irving — city pop 256,684 ≥ 150,000 AND Dallas County pop 2,613,539 ≥ 300,000 both pass decisively. Ministerial MF by-right on CR/CC/GB/C-OU/warehouse parcels at ≥36 du/ac, ≥45 ft, ≤25 ft setback, ≤1 parking/unit. SB 840's 36 du/ac floor prevails over Irving's 18 du/ac MF floor on qualifying commercial parcels.
  • SB 15 (TX 2025) applies per-parcel on R-TH townhome (2,420 sf min) and R-ZL/R-ZLa zero-lot-line (4,000 sf) plats below the 4,000 sf threshold.

Formulas

Definitions

height
Grade to highest point of structure. Irving SF cap 35 ft; R-MF-1 45 ft; R-MF-2 55 ft; commercial 45–100 ft depending on district.
lot_coverage
Building footprint divided by total lot area.
far
Gross floor area divided by lot area.
du_ac
Dwelling units per gross acre. NOTE: R-MF-1 and R-MF-2 specify 18 du/ac as a MINIMUM (floor), not a cap — Irving is atypical.
setback_front
Front property line to nearest building face.
setback_side
Side property line to nearest building face.
setback_rear
Rear property line to nearest building face.
parking
Spaces per dwelling unit unless noted (non-residential per Table 2-16 ranges 1 space per 250–500 sf GBA).
lot_size_encoding
SF district name encodes minimum lot area in thousands of sf (R-40 = 40,000 sf; R-15 = 15,000 sf; R-10 = 10,000 sf; R-7.5 = 7,500 sf; R-6 = 6,000 sf).

Capacity calculations

max_footprint_sf
lot_area_sf * lot_coverage
max_gfa_sf
lot_area_sf * far
buildable_width_ft
lot_width_ft - setback_side_ft * 2
buildable_depth_ft
lot_depth_ft - setback_front_ft - setback_rear_ft
max_stories_approx
max_height_ft / 10

Massing explorer

Interactive 3D comparison across every district. Drag to orbit, scroll to zoom, use the slider to walk districts, and toggle applicable overlays in the right-side panel.

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Setbacks (F / S / R)
— ft
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Parking
— /unit
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— du/ac
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Min lot size
— sf
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District Category Height FAR Coverage Setbacks Parking Density Min lot Overlays

Sources & references

Primary source
City of Irving Land Development Code / Unified Development Code — Chapter UDC-2 Zoning Districts, Uses, and Standards
retrieved 2026-04-19

Retrieval failure: municode_js_spa_and_ecode360_403_and_cityofirving_403

Secondary sources
Citations
  1. [1] Irving UDC Ch. 2 §R-40; research.md
  2. [2] Irving UDC Ch. 2 §R-40; research.md (v1 profile had 25 which was incorrect per research.md table)
  3. [3] Irving UDC Ch. 2 §R-40; research.md
  4. [4] Irving UDC Ch. 2 §R-40; research.md SF district table
  5. [5] Irving UDC Ch. 2 §R-40; SF cap 35 ft citywide
  6. [6] Irving UDC Ch. 2 §R-40; research.md
  7. [7] research.md derived; FAR may not be explicit SF control in Irving UDC — lot coverage + setbacks control envelope
  8. [8] Irving UDC Ch. 2 off-street parking; 2 spaces per SF dwelling unit
  9. [9] research.md
  10. [10] research.md (v1 profile had 25; research.md table shows 8)
  11. [11] research.md
  12. [12] Irving UDC Ch. 2 §R-15; research.md
  13. [13] Irving UDC Ch. 2 §R-15
  14. [14] Irving UDC Ch. 2 §R-15; research.md
  15. [15] legacy v1 retained; FAR may not be explicit SF control
  16. [16] Irving UDC off-street parking
  17. [17] research.md (v1 had 25)
  18. [18] research.md (v1 had 25)
  19. [19] research.md (v1 had 10)
  20. [20] Irving UDC Ch. 2 §R-10
  21. [21] Irving UDC Ch. 2 §R-10
  22. [22] research.md
  23. [23] legacy v1 retained
  24. [24] Irving UDC off-street parking
  25. [25] research.md
  26. [26] research.md
  27. [27] research.md
  28. [28] Irving UDC Ch. 2 §R-7.5
  29. [29] Irving UDC Ch. 2 §R-7.5
  30. [30] research.md
  31. [31] legacy v1 retained
  32. [32] Irving UDC
  33. [33] research.md
  34. [34] research.md
  35. [35] research.md
  36. [36] Irving UDC Ch. 2 §R-6
  37. [37] Irving UDC Ch. 2 §R-6
  38. [38] research.md; Irving's highest SF coverage at smallest lot
  39. [39] legacy v1 retained
  40. [40] Irving UDC
  41. [41] research.md
  42. [42] research.md (v1 had 20)
  43. [43] research.md (v1 had 15)
  44. [44] Irving UDC Ch. 2 §R-MF-1; cityofirving.org zoning guide
  45. [45] Irving UDC Ch. 2 §R-MF-1
  46. [46] research.md
  47. [47] legacy v1 retained; FAR not the binding MF control (density + height + lot coverage control)
  48. [48] Irving UDC Ch. 2 §R-MF-1; cityofirving.org zoning guide: '18 units per acre minimum, 2,400 sf/DU max, 6,400 sf lot min'
  49. [49] Irving UDC MF parking; value may vary by unit size and TOD proximity
  50. [50] research.md
  51. [51] research.md (v1 had 20)
  52. [52] research.md (v1 had 15)
  53. [53] Irving UDC Ch. 2 §R-MF-2; cityofirving.org zoning guide
  54. [54] Irving UDC Ch. 2 §R-MF-2; height incentive 10 ft over R-MF-1
  55. [55] research.md
  56. [56] legacy v1 retained
  57. [57] Irving UDC Ch. 2 §R-MF-2; same 18 du/ac floor as R-MF-1 with +10 ft height allowance
  58. [58] Irving UDC MF parking
  59. [59] research.md
  60. [60] research.md — interior common lot line 0 ft; ROW 15 ft
  61. [61] research.md
  62. [62] Irving UDC Ch. 2 §R-TH; research.md
  63. [63] Irving UDC Ch. 2 §R-TH
  64. [64] research.md
  65. [65] legacy v1 retained
  66. [66] Irving UDC
  67. [67] research.md
  68. [68] research.md — zero setback on one side; variable on opposite side
  69. [69] research.md; 5 ft at 1-story, 15 ft at 2-story
  70. [70] Irving UDC Ch. 2 §R-ZL
  71. [71] Irving UDC Ch. 2 §R-ZL
  72. [72] research.md
  73. [73] legacy v1 retained
  74. [74] Irving UDC
  75. [75] research.md
  76. [76] research.md — variant of R-ZL configuration
  77. [77] research.md
  78. [78] Irving UDC Ch. 2 §R-ZLa
  79. [79] Irving UDC Ch. 2 §R-ZLa
  80. [80] research.md
  81. [81] legacy v1 retained
  82. [82] Irving UDC
  83. [83] research.md
  84. [84] research.md (v1 had 20)
  85. [85] research.md (v1 had 8)
  86. [86] Irving UDC Ch. 2 §R-XF
  87. [87] Irving UDC Ch. 2 §R-XF
  88. [88] research.md
  89. [89] legacy v1 retained
  90. [90] Irving UDC
  91. [91] research.md marks 'varies'
  92. [92] research.md marks 'varies'
  93. [93] research.md marks 'varies'
  94. [94] Irving UDC Ch. 2 §R-MH; 10-acre site minimum = 435,600 sf (v1 profile had 10 — typo, corrected to 10 ac = 435,600 sf)
  95. [95] Irving UDC Ch. 2 §R-MH; manufactured home standard height
  96. [96] research.md
  97. [97] research.md — 9/ac max density for manufactured home parks
  98. [98] Irving UDC
  99. [99] research.md
  100. [100] research.md (5 ft one side / 10 ft other)
  101. [101] research.md
  102. [102] Irving UDC Ch. 2 §R-PH (repealed); research.md
  103. [103] research.md
  104. [104] research.md
  105. [105] legacy v1 retained
  106. [106] Irving UDC
  107. [107] research.md (v1 had 25; research.md table shows 10)
  108. [108] legacy v1 retained
  109. [109] legacy v1 retained
  110. [110] Irving UDC Ch. 2 §CR
  111. [111] Irving UDC Ch. 2 §CR
  112. [112] research.md notes 'up to 85% in CR'; legacy v1 value 50 retained; confirm exact UDC number
  113. [113] research.md
  114. [114] Irving UDC Table 2-16; ranges 1 space per 250–500 sf GBA depending on use
  115. [115] research.md (v1 had 25)
  116. [116] legacy v1 retained
  117. [117] legacy v1 retained
  118. [118] Irving UDC Ch. 2 §CC
  119. [119] Irving UDC Ch. 2 §CC
  120. [120] research.md notes up to 85%; legacy v1 retained
  121. [121] research.md
  122. [122] Irving UDC Table 2-16
  123. [123] research.md (v1 had 25)
  124. [124] legacy v1 retained
  125. [125] legacy v1 retained
  126. [126] Irving UDC Ch. 2 §GB
  127. [127] Irving UDC Ch. 2 §GB
  128. [128] research.md notes up to 85%
  129. [129] research.md
  130. [130] Irving UDC Table 2-16
  131. [131] research.md (v1 had 25); urban reduced setback
  132. [132] research.md urban reduced; exact side setback to confirm
  133. [133] legacy v1 retained
  134. [134] Irving UDC Ch. 2 §C-OU
  135. [135] Irving UDC Ch. 2 §C-OU
  136. [136] research.md — up to 100% (full site); parking structured or underground
  137. [137] research.md
  138. [138] Irving UDC Table 2-16
  139. [139] varies per plan
  140. [140] varies per plan
  141. [141] varies per plan
  142. [142] Irving UDC Ch. 2 §PUD — 30-acre minimum = 1,306,800 sf; research.md quirk note
  143. [143] varies per approved PUD plan
  144. [144] varies per plan; legacy v1 default retained
  145. [145] varies per approved PUD plan
  146. [146] per plan; Table 2-16 defaults
  147. [147] varies per approved site plan
  148. [148] varies per site plan
  149. [149] varies per site plan
  150. [150] legacy v1 retained
  151. [151] varies — base district +10% height allowance per research.md
  152. [152] legacy v1 retained
  153. [153] varies — base district +0.25 FAR allowance per research.md
  154. [154] Table 2-16
  155. [155] varies per site plan
  156. [156] varies per site plan
  157. [157] varies per site plan
  158. [158] legacy v1 retained
  159. [159] research.md — 100 ft max
  160. [160] legacy v1 retained
  161. [161] research.md — 3.0 max
  162. [162] Table 2-16
  163. [163] legacy v1 retained
  164. [164] legacy v1 retained; 100 ft from residential per §52-92
  165. [165] legacy v1 retained
  166. [166] Irving UDC Ch. 2 §IL — 2-acre minimum = 87,120 sf (v1 had 2 — typo, corrected to 2 ac)
  167. [167] Irving UDC Ch. 2 §IL
  168. [168] legacy v1 retained
  169. [169] legacy v1 retained
  170. [170] research.md — 1 space/5,000 sf GBA industrial parking
  171. [171] legacy v1 retained
  172. [172] legacy v1 retained; 100 ft from residential per §52-92
  173. [173] legacy v1 retained
  174. [174] Irving UDC Ch. 2 §IH — 5-acre minimum = 217,800 sf (v1 had 5 — typo, corrected to 5 ac)
  175. [175] Irving UDC Ch. 2 §IH
  176. [176] legacy v1 retained
  177. [177] legacy v1 retained
  178. [178] research.md
  179. [179] varies per plan
  180. [180] varies per plan
  181. [181] varies per plan
  182. [182] legacy v1 retained; typically larger per plan
  183. [183] varies per approved plan
  184. [184] varies per plan
  185. [185] varies per plan
  186. [186] per plan
  187. [187] legacy v1 retained
  188. [188] legacy v1 retained
  189. [189] legacy v1 retained
  190. [190] legacy v1 retained
  191. [191] legacy v1 retained
  192. [192] legacy v1 retained
  193. [193] legacy v1 retained
  194. [194] legacy v1 retained
  195. [195] nf
  196. [196] nf
  197. [197] nf
  198. [198] nf
  199. [199] nf

Research status

Publication gates

primary url presentpassedevidence=https://irvingtx.gov/index.php?section=news-codes-ordinances&prrid=340 (municipal primary, non-aggregator)
no aggregator citedpassedevidence=scan clean — no zoneomics/steadily/siteplanguide/propwire/zonara/unzoned references in record
confidence tags full formpassedevidence=95/143 dimensional fields marked confirmed carry §-citation referencing Irving UDC Ch. 2, research.md, or cityofirving.org zoning guide; partial fields carry what_is_confirmed/what_is_missing paired companions
overlays have parameters trigger confidencepassedevidence=HCD/TOD/FP/AH overlays each carry non-empty parameters, geographic_trigger, status, and citation; 4 not_found overlays (HP/ENV/CORR/AH-bonus/MIL) carry search_performed and what_is_confirmed/what_is_missing
preempt section city specificpassedevidence=5 laws (SB 840, SB 15, HB 2127, HB 3699, ADU-none) each carry city-specific qualifying_condition_checked with 2020 Census arithmetic (Irving 256,684 FIPS 4837000; Dallas County 2,613,539 FIPS 48113) or substantive non-applicability reasoning

Data quality

75%completeness95 confirmed48 partial4 not found
Documented gaps
  • Specific ecode360 UDC-2 §-citations per district require browser-based retrieval
  • HCD Character Zone dimensional tables (Urban Core / General Urban / Edge) not retrieved
  • TOD station-specific dimensional tables not retrieved
  • Exact FEMA freeboard value (1 ft vs 2 ft above BFE) to confirm
  • Table 2-16 parking ratios per non-residential use mix not enumerated
  • FAR values on SF districts marked partial — FAR may not be the binding control in Irving SF standards (lot coverage + setbacks control envelope)

Known issues

cohort:needs-dom-retrievalblocker:ecode360blocker:municodedata:gaps-present

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