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Master plans and development plans

Planning (Urban and Regional) (B.Plan) · Urban planning · free study notes for exams, placements and interviews

In short

A master plan (statutorily, in most Indian states, a *development plan*) is the long-term, legally sanctioned spatial plan for a city or planning area: it projects population and economy for a horizon of 20–25 years, allocates land to uses, reserves land for roads, open spaces and public amenities, fixes development control regulations, and lays down a phasing and finance strategy. It is the instrument through which every building permission, land acquisition and infrastructure project in a planning area is legally tested. Its preparation, contents and sanction procedure are governed by each state's Town and Country Planning Act, drafted on the Model Regional and Town Planning and Development Law, 1985, with technical content guided by the URDPFI Guidelines, 2014 of the then Ministry of Urban Development (now the Ministry of Housing and Urban Affairs). For B.Plan students it is the single most examined topic in Planning Techniques and Urban Planning papers, in the GATE Architecture and Planning (AR) paper's planning section, and in recruitment interviews for development authorities (DDA, MMRDA, HUDA, CIDCO), state town planning departments, and consultancies preparing AMRUT GIS-based master plans.

Explained

Definitions and the plan hierarchy

Contents of a development plan

A development plan ordinarily includes, as listed in the Model Law, 1985 and most state Acts:

Step-by-step statutory process (illustrated by the Maharashtra Regional and Town Planning Act, 1966; other states follow the same skeleton)

  1. Constitution of the planning authority and declaration of the planning area by the state government.
  2. Declaration of intention to prepare / revise the development plan, published in the official gazette; after this, interim development control applies and development needs permission.
  3. Surveys and studies - existing land use (now largely GIS/satellite-based), socio-economic survey, traffic and transport study, infrastructure audit, environmental and hazard assessment.
  4. Population and employment projection, land requirement and land-use budget; formulation of alternative growth options (concentric, corridor, satellite, polynuclear) and selection.
  5. Preparation and publication of the draft development plan for public inspection, inviting objections and suggestions within the statutory period (commonly 60 days).
  6. Hearing of objectors by a Planning Committee, which records reasons and recommends modifications.
  7. Submission to the state government for sanction; the state may sanction with or without modifications, return it, or sanction it in parts. Substantial modifications must be re-published for objections.
  8. Sanction and notification of the date on which the final plan comes into operation - only then is it legally enforceable.
  9. Implementation through development permissions, land acquisition or pooling, town planning schemes, and the annual plan.
  10. Modification and revision - individual modifications under the Act's modification section; a full revision at the end of the plan period (20 years in Maharashtra).
  11. Lapse of reservations: most Acts give the owner a remedy if reserved land is not acquired - in Maharashtra, a purchase notice after the statutory period from the plan coming into force, failing which the reservation lapses and the land takes the adjoining zone. The exact period and procedure have been amended more than once; cite the current state amendment rather than a remembered number.

Land use classification and the land-use budget

Constitutional and institutional framework

Implementation and plan finance

Advantages, limitations and the current debate

Key points

Formulas and examples

Decadal growth rate r = (P₂ − P₁)/P₁ × 100 (%, per decade; P in persons)
Arithmetic increase: Pₙ = P₀ + n·x̄ (x̄ = mean decadal increment, persons; n = number of decades)
Geometric increase: Pₙ = P₀ (1 + r)ⁿ (r as a fraction per decade)
Incremental increase: Pₙ = P₀ + n·x̄ + [n(n+1)/2]·ȳ (ȳ = mean of increments of the increment)
Gross density = total population / total planning (or developed) area (persons per hectare, pph)
Net residential density = population / net residential plot area (pph)
Land requirement for a use = projected population / adopted density (ha)
Per capita developed land = developed area (m²) / population (m² per person)
FAR (FSI) = total built-up floor area / plot area (dimensionless; some states quote FAR as a percentage)
Ground coverage (%) = ground-floor built area / plot area × 100
Permissible built-up area = plot area × FAR (m²); number of floors ≈ FAR / (coverage as a fraction)
Holding capacity = (net plot area × FAR × residential share) / floor space per person (persons)
Annual land absorption = land to be developed in the plan period / plan period (ha per year)

Example 1 - Population projection for the plan horizon. Census: 1991 = 60,000; 2001 = 84,000; 2011 = 1,12,000. Project to 2041 (n = 3 decades from the 2011 base).

Example 2 - Land-use budget from the adopted population. Population 2041 = 2,14,000; adopted gross residential density 250 pph.

Use zoneShare adoptedArea (ha)
Residential40%856
Commercial5%107
Industrial8%171
Public and semi-public9%193
Recreational13%278
Transport and communication13%278
Public utilities2%43
Developed total100%1,926 + 214 = 2,140

(Rounded shares sum to 90% above plus 10% carried in the recreational/transport reserve; in an answer, make the shares sum exactly to 100% and show the arithmetic. Existing developed area, say 900 ha, is deducted to get the additional 1,240 ha to be developed → annual absorption = 1,240/20 = 62 ha per year against a past trend of 45 ha per year, which must be justified or the density raised.)

Example 3 - FAR, coverage and floors on a plot. Plot 500 m², FAR 1.8, maximum ground coverage 40%.

Example 4 - Holding capacity of a TOD influence zone. Zone area 50 ha; 40% goes to roads, open space and amenities, so net plot area = 30 ha = 3,00,000 m²; permitted FAR 4.0.

Example 5 - Town Planning Scheme land deduction. A TP scheme covers 100 ha of original plots; 15 ha are taken for roads, 10 ha for open space, 5 ha for amenities and 10 ha for sale/housing for the poor - a total deduction of 40%.

Master/Development PlanZonal PlanLocal Area Plan / TP Scheme
AreaWhole planning areaOne zone of the cityA few hundred hectares or less
Scale1:10,000 or 1:5,0001:5,000 or 1:2,0001:1,000 or 1:2,000
Horizon20–25 yearsWithin plan period5–10 years
ContentUse zones, reservations, DCR, phasingDetailed uses, local amenities, circulationPlot lines, final plots, local streets, services
PurposePolicy and legal frameworkBridge to implementationActual land delivery and servicing

Where it is used

Interview questions

Common mistakes

Related topics

Land use planning and zoning regulations · Urban design and planning · Building planning and bye-laws · Housing and slum redevelopment · Urban infrastructure planning: water, sanitation and drainage · Regional planning and settlement hierarchy

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