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Public-source data on the data desk

Schedule questions · 448 answers · 2688 total in the reference desk

Timeline & Phases

What influences sequencing from early study through closeout.

Four separate things decide the timeline

State baseline reviewed September 26, 2026. Local procedures, exceptions and parcel conditions still apply.

The statutory review clock

After an ADU application is submitted, the local agency must say in writing within 15 business days whether it is complete, and generally approve or deny a complete application within 60 days (Gov. Code § 66317). The clock measures agency review of a complete application — not design, corrections, utility work or construction.

Gov. Code § 66317 →

Applicant corrections

If the agency finds the application incomplete or issues corrections, the time the applicant's team spends revising drawings and resubmitting is outside the agency's clock. Complete, coordinated drawings are the part of the schedule the owner's team controls most.

Permit sequence guide →

Utility work

Water, sewer, electric and gas connections are reviewed and scheduled by the utility or agency that owns each system, sometimes on separate applications. Their timing is not set by the ADU review clock; ask each provider what it needs and when.

Utility connection guide →

Construction dependencies

Once a permit is issued, duration depends on scope, site conditions, material lead times, inspections and any correction notices in the field. No general duration applies to every property; a schedule should be built from the actual scope.

Build a project brief →

Direct answer

What actually controls an ADU or remodel timeline

Is there a legal review deadline for ADU permits?

Yes. California requires a local agency to approve or deny a complete ADU permit application within 60 days (Gov. Code §66317). The clock starts only when the application is complete; correction rounds, utility work and inspections are outside it.

Source: California HCD — Accessory Dwelling Units

Does weather change the construction schedule?

It can affect concrete pours, roofing and excavation. The planning timeline flags days with rain chance of 40%+, wind of 20 mph+ or heat of 90°F+ as questions to ask your builder — not as a guaranteed work window.

City and service reference

  1. How long can a kitchen remodel take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  2. How should a Inglewood kitchen remodel schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  3. How long can a bathroom remodel take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  4. How should a Inglewood bathroom remodel schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  5. How long can a whole-home remodel take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  6. How should a Inglewood whole-home remodel schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  7. How long can a roofing project take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  8. How should a Inglewood roofing project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  9. How long can a siding project take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  10. How should a Inglewood siding project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  11. How long can a deck project take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  12. How should a Inglewood deck project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  13. How long can a concrete project take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  14. How should a Inglewood concrete project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  15. How long can a window and door project take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  16. How should a Inglewood window and door project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  17. How long can a foundation work take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  18. How should a Inglewood foundation work schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  19. How long can a framing scope take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  20. How should a Inglewood framing scope schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  21. How long can a seismic retrofit take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  22. How should a Inglewood seismic retrofit schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  23. How long can a hillside project take in Inglewood?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  24. How should a Inglewood hillside project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  25. How long can a ADU take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  26. How should a Manhattan Beach ADU schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  27. How long can a garage conversion take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  28. How should a Manhattan Beach garage conversion schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  29. How long can a JADU take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  30. How should a Manhattan Beach JADU schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  31. How long can a home addition take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  32. How should a Manhattan Beach home addition schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  33. How long can a kitchen remodel take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  34. How should a Manhattan Beach kitchen remodel schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  35. How long can a bathroom remodel take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  36. How should a Manhattan Beach bathroom remodel schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  37. How long can a whole-home remodel take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  38. How should a Manhattan Beach whole-home remodel schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  39. How long can a roofing project take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  40. How should a Manhattan Beach roofing project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  41. How long can a siding project take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  42. How should a Manhattan Beach siding project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  43. How long can a deck project take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  44. How should a Manhattan Beach deck project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  45. How long can a concrete project take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  46. How should a Manhattan Beach concrete project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  47. How long can a window and door project take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  48. How should a Manhattan Beach window and door project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  49. How long can a foundation work take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  50. How should a Manhattan Beach foundation work schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  51. How long can a framing scope take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  52. How should a Manhattan Beach framing scope schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  53. How long can a seismic retrofit take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  54. How should a Manhattan Beach seismic retrofit schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  55. How long can a hillside project take in Manhattan Beach?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  56. How should a Manhattan Beach hillside project schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  57. How long can a ADU take in Irvine?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  58. How should a Irvine ADU schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.
  59. How long can a garage conversion take in Irvine?
    There is no responsible citywide duration. Design decisions, consultant coordination, agency review, procurement, site conditions and construction scope all affect timing.
  60. How should a Irvine garage conversion schedule be planned?
    Build the schedule around documented milestones, agency dependencies, owner decisions and material lead times, then update it as project information becomes more certain.

City timeline guides — the deep dive

Every FAQ above is anchored in real jurisdiction data. For full line-item breakdowns, plan-check timelines, and city-specific schedules, open the timeline guide for the city you're building in.