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Your Section 20 timeline.

Worked back from 6 April 2027 for 12 flats, with 14 days for estimates.

An example result, for works shared by 12 flats. Work out your own dates.

73 days first notice to signing
Example

To sign on 6 April 2027, serve the notice of intention by 23 January 2027. Each notice date is the latest safe date.

Worked to

Schedule 4, Part 2. Works where any one flat’s share is more than £250, not carried out under a long-term agreement (more than twelve months) the block already has, and no public notice is required. SI 2003/1987 reg 7(4)(b) (opens in new tab)

The calendar file asks for nothing. If you choose email, we keep your address for 90 days.

  1. By 23 Jan 2027
    Serve the notice of intention
    SI 2003/1987 Sch 4 Pt 2 para 1 (opens in new tab)From your 14-day allowance

    To every leaseholder and any recognised tenants’ association that represents them. Describe the works and say why they are needed. Invite observations and nominations of a contractor. Give the address for observations and the date the 30 days end.

  2. 21 Feb 2027
    Stage 1 window closes
    SI 2003/1987 reg 2 (opens in new tab); Sch 4 Pt 2 paras 1(2)(d), 3 (opens in new tab)From your 14-day allowance

    30 days beginning with the date of the notice. Have regard to the observations. Try to get an estimate from a nominated contractor, chosen as paragraph 4 sets out.

  3. By 7 Mar 2027
    Serve the statement of estimates
    SI 2003/1987 Sch 4 Pt 2 para 4(5)–(10) (opens in new tab)

    Set out at least two estimates, one from a person wholly unconnected with the landlord, and include any estimate from a nominee. Summarise the stage 1 observations and respond to them. Make all the estimates available to inspect, say where and when, invite observations and give the date the 30 days end.

  4. 5 Apr 2027
    Stage 2 window closes
    SI 2003/1987 reg 2 (opens in new tab); Sch 4 Pt 2 paras 4(10)(c), 5 (opens in new tab)

    30 days beginning with the date of the notice. Have regard to the observations.

  5. 6 Apr 2027
    Sign the contract
    SI 2003/1987 Sch 4 Pt 2 para 6 (opens in new tab)

    Unless the contractor is a nominee or gave the lowest estimate, write to every leaseholder and any recognised tenants’ association within 21 days of signing. Give your reasons for the choice, and summarise and respond to the stage 2 observations.

If a step is missed
£3,000is the most the block can recover

No more than £250 from each of 12 flats, whatever the works cost, unless a tribunal dispenses with the consultation requirements.

LTA 1985 s.20(1), (7), s.20ZA (opens in new tab); SI 2003/1987 reg 6 (opens in new tab)

Run it as a file, not a diary

The Section 20 pack serves each notice with proof, tracks both windows and exports the file. £149 per consultation.