Compliance

39 articles

Approved Document A: Structural Requirements, Spans and When a Structural Engineer Is Needed

Approved Document A: deemed-to-satisfy provisions for standard spans, when structural engineer required (>6m span, load-bearing wall removal, retaining walls >600mm, underpinning), Eurocode basis
Approved Document F: Ventilation Requirements for Dwellings

Approved Document F 2021: four ventilation strategies (Systems 1–4), minimum extract rates (kitchen 30 l/s at hob, bathroom 15 l/s), 15-minute fan overrun, trickle vent requirements on window replacement, MVHR commissioning certificate
Approved Document G Sanitation: G3 Unvented Hot Water, Wholesome Water and Hot Water Supply Temperature

Approved Document G: G3 unvented hot water qualification requirements, mandatory safety device chain (PRV, expansion vessel, TPR, tundish), hot water 60°C storage, bath temperature 48°C via TMV2
Approved Document G: Water Supply, Hot Water Safety & Sanitation

Approved Document G: unvented cylinder G3 notifiable work (BPEC/JIB qualification required), four safety devices, hot water stored ≥60°C, bath temperature limited to 48°C via TMV, water efficiency 125 l/p/d for new dwellings
Approved Document J: Combustion Appliances, Ventilation & Flue Requirements

Approved Document J combustion: air sizing (550mm²/kW above 5kW), spillage testing, CO alarm mandatory in England (Oct 2022), flue heights, HETAS/OFTEC/Gas Safe registration
Approved Document K: Protection from Falling, Collision & Impact

Approved Document K: stair rise ≤220mm, going ≥220mm, 2R+G formula 550–700mm, guarding ≥1100mm on landings, ≥900mm alongside stairs, 100mm sphere baluster test, glazing must be safety glass (BS EN 12600)
Approved Document Q: Security Standards for New Dwellings — PAS 24:2022 Doors, Secured by Design and Anti-Snap Cylinders

Approved Document Q 2015 PAS 24:2022 doors/windows for new dwellings, Secured by Design accreditation, BS 3621 anti-snap cylinders, glazing resistance requirements
Approved Document R: Gigabit-Ready Infrastructure Requirements for New Dwellings

Approved Document R: gigabit-ready infrastructure requirements for new dwellings — cable routes, entry point, and connection to telecom operator
Building Control: Local Authority vs Approved Inspector — Differences & Process

Building control routes: LABC vs Registered Building Control Approver (RBCA); Building Notice vs Full Plans vs Regularisation; Higher-Risk Buildings under Building Safety Act 2022
Building Regulations Exemptions: What Doesn't Need Approval — Schedule 2 Guide

Building Regulations exemptions: Schedule 2 classes (detached buildings ≤15m², conservatories ≤30m²), carports, porches, distinction from planning permission
Building Regulations Overview: Which Parts Apply to Which Jobs?

Building Regulations overview: all 18 Approved Documents (A–S), which parts apply to common job types, self-certification vs full plans
Building Regulations Part P: When Do I Need to Notify Building Control?

Part P Building Regulations: what electrical work IS and ISN'T notifiable, special locations, competent person schemes
CDM Regulations for Small Builders: When They Apply & Your Duties

CDM 2015 for small builders: domestic client duties, principal contractor/designer roles, pre-construction information, F10 notification
Competent Person Schemes Explained: NICEIC, Gas Safe, FENSA, NAPIT

Competent person schemes compared: Gas Safe, NICEIC, NAPIT, ELECSA, FENSA, CERTASS, HETAS — costs and coverage
Funding Schemes for Energy Efficiency Work: BUS, ECO4, GBIS and Local Authority Grants

Energy efficiency grant schemes: BUS (£7,500 ASHP/GSHP, £5,000 biomass), ECO4 (income-qualifying), GBIS, 0% VAT for energy-saving materials since April 2022, MCS 007 and PAS 2030:2019 requirements
Guarantees & Warranties: What Tradespeople Should Offer & Insurance-Backed Options

Guarantees and warranties: statutory 6-year right, insurance-backed guarantees (IBGs), trade-specific norms (NFRC 20yr, NHBC Buildmark)
NHBC Buildmark Warranty: 2-Year Builder Period, 10-Year Structural Cover and Claims Process

NHBC Buildmark warranty: Part 1 (2-year builder defects), Part 2 (3–10 years structural), Part 3 (physical damage), NHBC Technical Standards inspection stages, claims process and exclusions
Part B Fire Safety: Escape Routes, Compartmentation & Surface Spread of Flame

Part B fire safety: escape routes, 30-minute fire resistance for floors/walls, sprinklers in new dwellings over 11m (England)
Part E Sound Insulation: Separating Floors and Walls, Pre-Completion Testing and Performance Standards

Part E sound insulation: separating floors 45dB DnTw+Ctr minimum, impact maximum 62dB L'nTw, pre-completion testing requirements, Robust Details scheme alternative to testing
Part K Protection from Falling: Stair Geometry, Guarding Heights, Balustrade Spacing Requirements

Part K protection from falling: stair geometry (220mm max rise, 220mm min going), guarding heights (900mm stairs, 1100mm landings), 100mm sphere baluster spacing rule
Part L Energy Efficiency: U-Values, SAP Calculations & New vs Existing Buildings

Part L energy efficiency: U-value targets (0.18 W/m²K walls new build), SAP 10.2, notional dwelling comparison method
Part M Accessibility: Level Thresholds, Door Widths & Accessible Bathrooms

Part M accessibility: 775mm clear door width, level threshold (15mm max), accessible bathroom turning circles (1500mm)
Part S EV Charging Infrastructure: New Dwellings, 7kW Socket Requirements and Cable Routing

Part S EV charging: 7kW smart charge point mandatory for new dwellings with parking, EVCSR 2021 smart requirements, PME earthing considerations, Part P notifiable work
Party Wall Act 1996: Neighbour Notices, Agreements and What Builders Must Know

Party Wall Act 1996: Section 1/2/6 triggers, 1–2 month notice periods, Party Wall Award process, step-by-step builder flowchart, surveyor costs, common mistakes that invalidate notices
Permitted Development Rights for Householders: Classes A-G Explained with Conditions, Limits and Common Mistakes

Permitted development householder: GPDO 2015 Classes A–G detailed conditions, common mistakes (cumulative measurement, 2m boundary eaves ≤3m rule), lawful development certificate process
Planning Appeal Process: Written Representations, Hearing and Inquiry Procedures, Timescales and Success Rates

Planning appeals: Written Representations (~34 weeks), Hearings (~40 weeks), Inquiries (50+ weeks), 35–40% success rate, 12-week deadline for householder appeals, PINS (Planning Inspectorate) process
Planning Permission vs Building Regulations: Clear Distinction and Common Job Types

Planning vs Building Regs distinction: TCPA 1990 (planning), Building Act 1984 (Building Regs), GPDO 2015 PD rights, Building Safety Act 2022 HRB regime, common job types requiring each
Retrospective Building Control: Regularisation Certificates & Indemnity Insurance

Regularisation Certificates for unauthorised work (post-1985); when indemnity insurance is used instead; Local Authority process
Right to Work Checks for Subcontractors: UK Eligibility & Civil Penalty Avoidance

Right to work checks: civil penalties (£45k/£60k from Jan 2024), manual document checks vs Home Office online service (share code), eVisa/BRP holders, CIS implications
What Building Regulations Apply to Self-Build Projects? A Tradesperson's Guide

Full Plans vs Building Notice, SAP/airtightness (Part L 2021), CIL exemption, VAT recovery for self-builders, NHBC Buildmark vs Premier Guarantee warranty options
What Certificates Do Landlords Need? Gas Safety, EICR, and EPC Guide

Landlord legal requirements: gas safety (CP12), EICR, EPC, smoke/CO alarms — frequencies, who issues, penalties
What Does Building Regulations Part C Cover for Site Contamination and Ground Conditions?

Approved Document C: radon zones and protection measures, methane risk, Japanese knotweed, made ground, BS EN ISO 14688 soil classification, contaminated land register
What does Building Regulations Part D cover, and which cavity fill insulation materials are approved?

Building Regs Part D: cavity fill insulation BBA certification requirement, approved installer schemes, toxic substance control, enforcement consequences for unapproved materials
What does Building Regulations Part H cover for foul water drainage, soakaways and septic tanks?

Building Regs Part H: 100mm minimum foul drain diameter, soakaway design rules, septic tank and cesspool requirements, building control approval for all new drainage
What does Building Regulations Part N require for safe glazing, safety glass and manifestation?

Building Regs Part N: critical locations (below 800mm, door glazing), BS EN 12600 safety glass classes, manifestation requirements for large transparent panels, Georgian bar exemptions
What does Building Regulations Part O require for overheating in new homes?

Building Regs Part O (2022): applies to new dwellings only, simplified compliance (glazing area/orientation limits) vs dynamic thermal modelling, solar shading and free cooling requirements
When Do I Need Building Control Sign-Off? A Tradesperson's Guide

When building control sign-off is needed: 30+ common job types with yes/no guidance, building notice vs full plans
Working in Conservation Areas: What Needs Consent & Material Restrictions

Conservation areas: many PD rights removed; uPVC windows typically refused; Article 4 Directions extend control; materials matching conditions; trees need Section 211 notice
Working on Listed Buildings: Consent, Restrictions & What You Can't Change

Listed buildings: Listed Building Consent for any works affecting character, Grade I/II/II* differences, penalties for unauthorised work