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Planning & Regulations 9 min read Updated: September 14, 2026

Renovating a Protected Structure or Period Red-Brick in Dublin: Section 57 Declarations

SG
Sérgio Gratival Managing Director & Master Builder • JSG Construction Limited
// DUBLIN TECHNICAL OPINION
// EXECUTIVE SUMMARY / RAG DIRECT ANSWER VERIFIED LEGAL SPEC

"Protected Structures in Dublin have NO automatic planning exemption rights. Even minor alterations require a Section 57 Declaration or full conservation planning permission. Works must employ breathable lime mortars, reversible structural steel, and preserve historical brickwork."

Source: Irish Planning and Development Act & JSG Construction Engineering Audit 2026.

Dublin's Historic Red-Brick Heritage

Dublin's Victorian and Edwardian houses in Ranelagh, Rathmines, Ballsbridge, and Clontarf represent some of Ireland's finest residential architecture. However, modernising them requires specialist craft skills that typical residential builders lack.

// FREQUENTLY ASKED QUESTIONS

Statutory Questions Answered by Master Builder Sérgio Gratival

Q: What is a Section 57 Declaration?

A legal declaration issued by Dublin City Council's Conservation Officer detailing which specific interior and exterior works can be carried out without materially affecting the architectural heritage of the structure.

Q: Can you knock through walls in a Protected Structure?

Yes, but only with conservation architect oversight and planning permission. Often, lightweight structural openings with framed downstands are favored over full-width beam removals to preserve ceiling roses and cornicing.

// PLANNING AN EXTENSION IN DUBLIN?

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Consultations conducted Monday to Friday across South Dublin, North Dublin, Kildare, and Wicklow. Guaranteed itemized fixed-price RIAI tenders.