{"asOf":"2026-07-25T01:08:27.193Z","block":"400-499 S 20TH ST","blockUrl":"https://philadelphia.blockreport.homes/block/400-499-s-20th-st","address":"423 S 20TH ST","parcelNumber":"081179400","source":"https://property.phila.gov/?p=081179400","ownerType":"investor","kind":"multi-family","isHouse":false,"home":true,"commercial":false,"residential":true,"taxExempt":false,"institutional":false,"buildingCode":"O70","buildingCodeNew":"21","buildingClass":"ROW 4 STY MASONRY","buildingClassNew":"ROW OLD STYLE","useLabel":"Multi-family","owner":"423 S 20TH LLC","coOwner":null,"marketValue":732900,"landAssessment":146500,"improvementAssessment":586400,"livableArea":2027,"yearBuilt":1800,"lastSale":{"price":600000,"date":"2025-08-15T04:00:00Z"},"openViolations":1,"violations":[{"number":"VI-2026-021809","date":"2026-04-16","code":"A-302.10/3","title":"WORK OUTSIDE OF SCOPE","status":"OPEN","resolutionDate":null,"resolution":null}],"violationCases":[{"number":"CF-2026-036018","type":"NOTICE OF VIOLATION","priority":"STANDARD","responsibility":"BUILDING INVESTIGATOR","status":"IN VIOLATION","createdDate":"2026-04-16","completedDate":null,"violations":[{"number":"VI-2026-021809","date":"2026-04-16","code":"A-302.10/3","title":"WORK OUTSIDE OF SCOPE","status":"OPEN","resolutionDate":null,"resolution":null}]}],"violYears":[{"y":2026,"n":1,"worst":null}],"investigations":[{"caseNumber":"CF-2026-036018","date":"2026-04-16","type":null,"status":"FAILED"},{"caseNumber":"CF-2026-036018","date":"2026-05-22","type":null,"status":"FAILED"},{"caseNumber":"CF-2026-036018","date":"2026-06-26","type":null,"status":"FAILED"}],"inspYears":[{"y":2026,"fails":3,"passes":0}],"taxOwed":0,"taxSnapshot":{"available":true,"asOf":"2022-06","matched":false},"taxDelinquencySnapshotAsOf":"2022-06","taxDelinquencySnapshotAvailable":true,"lat":39.9460871413426,"lng":-75.17460208249855,"geom":{"type":"Polygon","coordinates":[[[-75.174504044,39.946095756],[-75.174512532,39.946054713],[-75.174700253,39.946078319],[-75.174690994,39.946119813],[-75.174504044,39.946095756]]]},"liDistrict":"CENTRAL WEST","certifications":[],"cityRecordAvailability":{"violations":true,"investigations":true,"appeals":true,"certifications":true,"permits":true,"licenses":true},"zip":"19146","beds":4,"baths":2,"stories":3,"lotArea":858,"zoning":"RM1","grade":"C+","basement":"B","heater":"B","centralAir":false,"extCond":"4","intCond":"4","garage":null,"homestead":false,"mail":"342 E PARK AVE, HADDONFIELD NJ, 08033","mailOut":true,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"taxLedgerThrough":2016,"taxLedgerAvailable":true,"timesSold":1,"abated":false,"assessmentExemption":false,"exemptionBasisVerified":false,"valueSeries":[{"y":2016,"v":576200,"taxable":576200,"land":56204,"improvement":519996,"taxableLand":56204,"taxableImprovement":519996,"exemptLand":0,"exemptImprovement":0},{"y":2017,"v":576200,"taxable":576200,"land":172860,"improvement":403340,"taxableLand":172860,"taxableImprovement":403340,"exemptLand":0,"exemptImprovement":0},{"y":2018,"v":576200,"taxable":576200,"land":172860,"improvement":403340,"taxableLand":172860,"taxableImprovement":403340,"exemptLand":0,"exemptImprovement":0},{"y":2019,"v":576200,"taxable":576200,"land":172860,"improvement":403340,"taxableLand":172860,"taxableImprovement":403340,"exemptLand":0,"exemptImprovement":0},{"y":2020,"v":576200,"taxable":531200,"land":172860,"improvement":403340,"taxableLand":172860,"taxableImprovement":358340,"exemptLand":0,"exemptImprovement":45000},{"y":2021,"v":576200,"taxable":531200,"land":172860,"improvement":403340,"taxableLand":172860,"taxableImprovement":358340,"exemptLand":0,"exemptImprovement":45000},{"y":2022,"v":576200,"taxable":531200,"land":172860,"improvement":403340,"taxableLand":172860,"taxableImprovement":358340,"exemptLand":0,"exemptImprovement":45000},{"y":2023,"v":747700,"taxable":667700,"land":149540,"improvement":598160,"taxableLand":149540,"taxableImprovement":518160,"exemptLand":0,"exemptImprovement":80000},{"y":2024,"v":747700,"taxable":667700,"land":149540,"improvement":598160,"taxableLand":149540,"taxableImprovement":518160,"exemptLand":0,"exemptImprovement":80000},{"y":2025,"v":850000,"taxable":750000,"land":170000,"improvement":680000,"taxableLand":170000,"taxableImprovement":580000,"exemptLand":0,"exemptImprovement":100000},{"y":2026,"v":850000,"taxable":850000,"land":170000,"improvement":680000,"taxableLand":170000,"taxableImprovement":680000,"exemptLand":0,"exemptImprovement":0},{"y":2027,"v":732900,"taxable":732900,"land":146500,"improvement":586400,"taxableLand":146500,"taxableImprovement":586400,"exemptLand":0,"exemptImprovement":0}],"taxNow":11898,"familyHeld":false,"lastTransferNominal":false,"permits":[{"number":"704212","date":"2016-06-30","work":"Plumbing","type":"PP_PLUMBNG","description":"PLUMBING PERMIT","status":"COMPLETED","completedDate":"2016-07-07","scope":"REPLACE WATER SERVICE PA1# 2016-1811847 \"SELF-CERTIFICATION'S ARE NO LONGER PERMITTED\" - \"ALL EXCAVATIONS AND PLUMBING TRENCHES IN EXCESS OF 5 FEET IN DEPTH MUST HAVE APPROVED SHORING IN PLACE AT THE TIME OF INSPECTION\""},{"number":"MP-2025-004232","date":"2025-08-27","work":"Addition and/or Alterations","type":"Mechanical","description":"Mechanical / Fuel Gas Permit","status":"Completed","completedDate":"2026-04-15","scope":"EZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from these standards require submission of construction and site plans. EACH HVAC UNIT TO BE SELF-CONTAINED WITHIN EACH DWELLING UNIT. NO PENETRATIONS OF RATED ASSEMBLIES. PHC Approval Form submitted (stamped 8/14/2025 by Kim Chantry). No exterior work permitted as part this permit. No work to exterior windows and / or doors as part of this permit. No work to front facade as part of this permit(As per PHC conditions). Replacement of 2 heat pumps to existing ductwork. Each system will operate at an airflow rate of 1,200–1,400 CFM, in line with the rule of ~400 CFM per ton of cooling. Units will be selected with SEER2 ratings between 15 and 18 for cooling efficiency and HSPF2 ratings between 9 and 10 for heating efficiency, meeting or exceeding current Pennsylvania energy code requirements. The system will distribute conditioned air through properly sized ductwork with supply and return registers per room to maintain balanced airflow, indoor comfort, and compliance with local codes."},{"number":"RP-2025-009422","date":"2025-09-23","work":"Addition and/or Alteration","type":"Residential Building","description":"Residential Building Permit","status":"Issued","completedDate":null,"scope":"For alterations to a Single Family Dwelling Property as per attached standard. Deviations from this standard will result in permit revocation and require submission of construction plans. Structural alteration or repair is expressly PROHIBITED under this permit. Prohibited structural work includes but not limited to any modification to exterior walls, party wall, floor/roof framing and foundations, including underpinning, excavation and removal of foundation slab. NO WORK MAY BE PERFORMED IN THE BASEMENT OR CELLAR. Separate permits required for Mechanical, Electric and Plumbing. AS PER PROVIDED ENGINEERS REPORT, NO EXTERIOR WORK PERMITTED WITH THIS PERMIT ***HISTORICAL PROPERTY***"},{"number":"EP-2025-009631","date":"2025-10-09","work":"Addition and/or Alteration","type":"Electrical","description":"Electrical Permit","status":"Completed","completedDate":"2026-04-09","scope":"1. Replace 100 panel in kind 2. Rewire thru at as per 2017 nec code 3. Smoke and co detector 4. 20 recess light 5. Arch fault and gfci as per nec 2017"},{"number":"PP-2025-012645","date":"2025-10-14","work":"Alterations","type":"Plumbing","description":"Plumbing Permit","status":"Issued","completedDate":null,"scope":"Install 3 water closets, 3 lavatories, 1 shower, 1 laundry sink, and replace hot water heater per EZ Permit standards. No structural work."},{"number":"ZP-2026-005952","date":"2026-05-27","work":"Change of Use","type":"Zoning","description":"Zoning Permit","status":"Issued","completedDate":null,"scope":"Residential - Household Living - Two-Family"},{"number":"RP-2026-005543","date":"2026-06-16","work":"Addition and/or Alteration","type":"Residential Building","description":"Residential Building Permit","status":"Completed","completedDate":"2026-07-20","scope":"FOR LEVEL III ALTERATIONS WITH PARTIAL CHANGE OF OCCUPANCY (NO CHANGE OF OCCUPANCY CLASSIFICATION, GROUP R-3 TO GROUP R-3) TO CREATE A TWO-FAMILY DWELLING WITHIN AN EXISTING BUILDING AS PER APPROVED PLANS. EXISTING BUILDING NOT REQUIRED TO BE SPRINKLERED. *2018 IEBC REVIEW* *SEPARATE PERMITS REQUIRED FOR ELECTRICAL, PLUMBING, AND MECHANICAL WORK* ** NO EXTERIOR WORK TO FRONT ELEVATION PERMITTED AS PART OF THIS PERMIT**"},{"number":"MP-2026-003474","date":"2026-06-25","work":"Addition and/or Alterations","type":"Mechanical","description":"Mechanical / Fuel Gas Permit","status":"Completed","completedDate":"2026-07-20","scope":"Mechanical / Fuel Gas Permit for combo RP-2026-005543"},{"number":"EP-2026-005458","date":"2026-06-25","work":"Addition and/or Alteration","type":"Electrical","description":"Electrical Permit","status":"Completed","completedDate":"2026-07-16","scope":"Amend Permit 6/30/2026 - The electrical work includes interior wiring for the approved residential renovation scope at 423 S 20th St, Philadelphia, PA 19146, including lighting, switches, receptacles, kitchen/bathroom wiring, HVAC-related electrical connections, appliance circuits, GFCI/AFCI protection as required, and related branch circuit modifications. Electrical Permit for combo RP-2026-005543"},{"number":"PP-2026-008056","date":"2026-06-25","work":"Alterations","type":"Plumbing","description":"Plumbing Permit","status":"Completed","completedDate":"2026-07-20","scope":"Plumbing Permit (Interior) for combo RP-2026-005543"}],"storyTag":"Improved","storyDelta":null,"timeline":[{"y":2025,"k":"sale","p":600000},{"y":2025,"k":"permit","w":"Addition and/or Alterations"},{"y":2025,"k":"permit","w":"Addition and/or Alteration"},{"y":2025,"k":"permit","w":"Addition and/or Alteration"},{"y":2025,"k":"permit","w":"Alterations"},{"y":2026,"k":"permit","w":"Change of Use"},{"y":2026,"k":"permit","w":"Addition and/or Alteration"},{"y":2026,"k":"permit","w":"Addition and/or Alterations"},{"y":2026,"k":"permit","w":"Addition and/or Alteration"},{"y":2026,"k":"permit","w":"Alterations"},{"y":2026,"k":"viol","w":"L&I violation"},{"y":2026,"k":"insp","w":"Inspection failed ×3"}],"rented":false,"licenses":[],"licenseActivity":[],"businessLicenseSourceDate":"2026-07-24","signals":[{"kind":"record-pressure","level":"watch","title":"Records to verify together","summary":"More than one separately dated public record deserves a current-status check.","evidence":["1 open L&I violation","failed L&I inspection activity in 2026"],"caveat":"A screening signal, not a foreclosure prediction. Tax entries are historical and must be verified with Philadelphia Revenue."},{"kind":"post-purchase-work","level":"elevated","title":"Post-purchase work pattern","summary":"A recorded purchase followed by 9 permit events matches the early part of a renovate-and-resell sequence.","evidence":["purchase recorded in 2025","permit activity in 2025, 2026"],"caveat":"This does not show that the property is listed or that a sale is planned."},{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 30% in 2023, but no matching permit appears in the property timeline.","evidence":["assessment moved from $576,200 to $747,700","no permit shown in 2022-2024"],"caveat":"Not proof of unpermitted work; reassessment, corrected data, or a permit under another parcel can also explain it."}],"legalChecks":[{"id":"use-occupancy","level":"attention","title":"Zoning approval is not the occupancy file","finding":"The record identifies more than one dwelling/use.","why":"Philadelphia says a zoning approval or Property Sales Certification can identify a use without proving that it was established under the Building Code. A change of use, unit count, exits, or fire rating can require a Building Permit and Certificate of Occupancy.","action":"Verify the lawful use, unit count, associated construction permits, and Certificate of Occupancy with L&I.","url":"https://www.phila.gov/services/permits-violations-licenses/get-a-certificate/get-a-certificate-of-occupancy/"},{"id":"permit-status","level":"attention","title":"A permit row needs file-level verification","finding":"2 permits not marked completed: RP-2025-009422 (Issued), PP-2025-012645 (Issued).","why":"Issued work is not the same as approved final work. L&I uses final inspections and required certifications to close construction permits; expired, withdrawn, and completed are different City statuses.","action":"Open the permit file and confirm final inspections, holds, and any resulting occupancy certificate.","url":"https://www.phila.gov/departments/department-of-licenses-and-inspections/inspections-by-permit-type/"},{"id":"violations","level":"attention","title":"1 open L&I violation","finding":"1 violation row are retained in the City ledger.","why":"Open notices can accrue fees, block permits or license renewal, and move to court or collection. Standard initial notices generally have a 30-day appeal window; unsafe or imminently-dangerous notices have a much shorter window.","action":"Read the notice—not only the summary status—and confirm reinspection, fees, and appeal posture with L&I.","url":"https://www.phila.gov/departments/department-of-licenses-and-inspections/inspections/violation-and-order-types/"},{"id":"rental-status","level":"verify","title":"Residential form does not establish rental use","finding":"OPA classifies the parcel as multi-family; no active Rental License row matched.","why":"A multi-unit or mixed-use classification does not prove that space is currently rented. If dwelling space is rented, Philadelphia generally requires a current Rental License and related occupancy, tax, violation, and lead compliance.","action":"Confirm actual occupancy first; if any unit is rented, verify the license and legal unit count with L&I.","url":"https://www.phila.gov/services/permits-violations-licenses/rent-or-sell-property/get-a-rental-license/"},{"id":"investigations","level":"verify","title":"Failed inspections are dated events—not the current condition","finding":"3 failed, 0 passed, and 0 CLOSED investigation outcomes are in the fetched history; the latest dated visit was FAILED on Jun 26, 2026.","why":"A PASSED or FAILED value applies to that inspection visit. CLOSED is a separate source status; none of the three alone proves the parent permit or violation case closed—or describes today’s condition.","action":"Open the parent case/permit for each material failure and confirm its later disposition.","url":"https://www.phila.gov/departments/department-of-licenses-and-inspections/inspections-by-permit-type/"},{"id":"building-certifications","level":"verify","title":"A fire-system permit exists, but no annual certification matched","finding":"1 fire/suppression-related permit matched; the fetched BIN certification feed returned no row.","why":"Installed systems in mixed-use and larger buildings generally require periodic certification, but applicability and limited-area exceptions vary. A missing BIN/address join is not proof of a compliance failure.","action":"Confirm what system was installed and whether a current annual certificate is required and filed.","url":"https://www.phila.gov/departments/department-of-licenses-and-inspections/inspections/maintenance-certifications/fire-protection-certifications/"},{"id":"commercial-trash","level":"verify","title":"A separate Commercial Trash account may apply","finding":"OPA classifies the parcel as multi-family. BlockReport does not receive a current Commercial Trash account balance.","why":"Philadelphia charges qualifying small commercial, mixed-use, and multi-unit properties that use City collection; exemptions and private collection can change applicability. A use category alone does not prove a fee is due.","action":"Check the Commercial Trash account inside the date-effective Property Payoff.","url":"https://www.phila.gov/2026-06-09-pay-your-trash-fee-bill-by-june-30/"}],"closingChecks":[{"title":"Property Sales Certification","body":"The seller must obtain Philadelphia’s certificate showing the base zoning, last use in the zoning record, and open violations. The City warns that it does not prove Building Code occupancy or show zoning overlays.","action":"Obtain the fresh certificate and compare it with the CO, permits, and Atlas overlays.","url":"https://www.phila.gov/services/permits-violations-licenses/get-a-certificate/get-a-property-sales-certification/"},{"title":"Date-effective City Property Payoff","body":"The Tax Center Property Payoff covers Real Estate Tax, Commercial Trash, and L&I abatement-work invoices. Philadelphia says it does not include business-tax debts or liens, water and sewer charges, or fines for code violations.","action":"Request the City statement effective through settlement; read every period and invoice.","url":"https://www.phila.gov/guides/philadelphia-tax-center/what-to-do/"},{"title":"Professional title and water-lien searches","body":"OPA ownership, deed summaries, and a zero tax balance are not clear title. Mortgages, judgments, municipal claims, water liens, easements, heirs, and other encumbrances require separate searches.","action":"Use a Pennsylvania lawyer/title company and obtain owner’s title insurance; order the separate water search/payoff.","url":"https://www.phila.gov/2026-04-07-why-title-insurance-is-your-best-friend-when-buying-a-home-in-philadelphia/","secondaryUrl":"https://www.phila.gov/services/water-gas-utilities/pay-or-dispute-a-water-bill/resolve-water-liens-judgments/"},{"title":"Seller-specific tax relief is not the buyer’s bill","body":"LOOP and low-income or senior Real Estate Tax freezes depend on the qualifying owner and continued program eligibility; a buyer cannot assume the seller’s capped or frozen bill continues. A separately verified property abatement often remains with the property for its remaining term, but program-specific new-owner filing, use, and tax-compliance conditions still must be confirmed—not inferred from the reduced assessment alone.","action":"Have Revenue or OPA identify every current benefit, model the buyer’s bill without seller-specific relief, and confirm any verified abatement in writing.","url":"https://www.phila.gov/services/payments-assistance-taxes/payment-plans-and-assistance-programs/income-based-programs-for-residents/apply-for-the-longtime-owner-occupants-program-loop/","secondaryUrl":"https://www.phila.gov/services/payments-assistance-taxes/taxes/property-and-real-estate-taxes/get-real-estate-tax-relief/tax-freeze/"},{"title":"Seller disclosure and independent inspections","body":"For a covered Pennsylvania residential transfer, obtain the statutory seller disclosure. It reports the seller’s knowledge; it is not a warranty, title search, code review, or substitute for inspections. Because OPA dates this building before 1978, separately obtain the required federal/City lead disclosures and any test results.","action":"Have the agreement and disclosure reviewed for this transaction’s coverage and exceptions.","url":"https://www.pa.gov/agencies/dos/department-and-offices/bpoa/boards-commissions/real-estate-commission"}]}