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Property management glossary
- Apportionment
- The proportion of a charge that each unit pays. Set out in the lease and modelled in PropLink as a lease schedule.
- Assured shorthold tenancy (AST)
- The standard private residential tenancy under the Housing Act 1988. Being replaced by periodic tenancies under the Renters Rights Act.
- Block management
- Managing leasehold residential blocks. The agent collects service charges, instructs contractors, prepares year-end accounts and corresponds with leaseholders.
- Decent Homes Standard
- The statutory standard for housing condition, being extended to the private rented sector by the Renters Rights Act.
- Directors (RMC)
- Directors of a Resident Management Company, who are leaseholders elected to manage the company that owns or operates the freehold.
- Estate management
- Managing the shared infrastructure of a development (gardens, roads, gates, communal lighting). Often involves estate rent charges rather than service charges.
- First-tier Tribunal (Property Chamber)
- The tribunal that hears leasehold disputes, including challenges to service charges, lease enfranchisement and right to manage.
- Forfeiture
- The freeholder's right to take back a flat for breach of lease. Heavily restricted in modern law and rarely used.
- Freeholder
- The owner of the freehold. In a block of flats, holds the building subject to the leaseholders' rights.
- Golden Thread
- The structured, accurate, accessible information about a high-risk building required under the Building Safety Act 2022.
- Ground rent
- The rent a leaseholder pays the freeholder for the land. Restricted to a peppercorn on most modern leases.
- Headlease
- A lease granted by the freeholder, often under which sub-leases are granted to individual flats.
- High-risk building (HRB)
- A residential building at least 18 metres or 7 storeys with 2 or more residential units, subject to the Building Safety Act 2022.
- HMO (House in Multiple Occupation)
- A property let to multiple unrelated tenants sharing facilities. Subject to licensing in most areas.
- Leaseholder
- The holder of a long lease (typically 99, 125 or 999 years).
- Leasehold reform
- The ongoing programme of legislation reducing leaseholders' exposure to high ground rents and improving their rights to extend leases or buy the freehold.
- Major works
- Significant works to a building such as roof renewal or external decoration, usually subject to Section 20 consultation.
- Managing agent
- A firm appointed by the freeholder, RMC or RTM company to handle day-to-day management.
- Peppercorn rent
- A nominal ground rent of effectively zero, used on modern leases under the Leasehold Reform (Ground Rent) Act 2022.
- Principal Accountable Person (PAP)
- The person legally responsible for the safety of an HRB under the Building Safety Act 2022.
- Reserve fund
- Money collected from leaseholders over time to spread the cost of major works. Sometimes called a sinking fund.
- Resident Management Company (RMC)
- A company, often of leaseholders, that manages a block. Frequently named on the original lease.
- Right to Manage (RTM)
- The statutory right of leaseholders to take over management of their block from the freeholder, without compensation.
- Section 20
- The consultation procedure under the Landlord and Tenant Act 1985 required before incurring qualifying expenditure above the statutory threshold.
- Section 21
- The no-fault eviction notice for ASTs, abolished by the Renters Rights Act.
- Section 166
- The notice required before recovering ground rent under the Commonhold and Leasehold Reform Act 2002.
- Service charge
- The money leaseholders pay towards the running of their building.
- Sinking fund
- Another term for reserve fund.
- Surrender
- The mutual ending of a lease or tenancy.
- Tenant
- A person renting a property under a tenancy (rather than holding a long lease). The Renters Rights Act distinguishes from leaseholder.
- UPRN
- Unique Property Reference Number, the UK address authority's identifier for every addressable property.
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Last reviewed 10 May 2026.