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Permitting Authorities / City of Oil City - Department of Code Administration

Do you need a permit to replace a roof in Oil City, PA?

Adopted code

City of Oil City - Department of Code Administration

Yes, a permit is required to replace a roof in Oil City, PA, issued by City of Oil City - Department of Code Administration. The City of Oil City's permit office lists roofing work as permit work. The Department's Zoning and Code Office page (read October 9, 2026) says "Before beginning construction of any primary or accessory structure or deck, performing roofing work, or making other major improvements to your property, a building permit must be obtained and zoning approval acquired," and that the Department assists "with the acquisition of required permits for projects such as roofing, erecting fences, new buildings, demolition, opening a business, etc." The City's undated Citizens Guide to Building Permits, linked from the same page, lists "Changes to roofline" among work needing a permit and says "Projects such as minor repairs of a non-structural nature, carpeting, painting or landscaping do not require a permit" and "This is not a complete list." Under state law, Act 45 says the Act "shall not apply to" "Alterations to residential buildings which do not make structural changes or changes to means of egress, except as might be required by ordinances in effect pursuant to section 303(b)(1) or adopted pursuant to section 503" or to "Repairs to residential buildings, except as might be required by ordinances in effect pursuant to section 303(b)(1) or adopted pursuant to section 503" (section 104(b)(5) and (6)), and of a municipal ordinance that adds to the code, section 503(c) says "An ordinance under this subsection shall not be effective nor enforceable unless subsections (d), (e), (f), (g), (h) and (i) have been satisfied." This record does not decide whether the municipality's requirement is one adopted under section 503 or kept in effect by section 303(b)(1). In practice, expect the City to require a permit for a reroof. Section 110-6B(1) says "In the event work is commenced on any project prior to the issuance of a building permit. The fees for the acquisition of a permit shall be doubled," and Section 110-6D provides a fine "of not more that $1,000 and costs" for violations of the Act, each day a separate violation. The page says to speak first with the Zoning Enforcement Officer about zoning approval and then to "work with the Department of Code Administration to obtain a building permit." Under Section 110-6B the City's permit fee runs from $10 for work up to $1,000 to $100 for work of $19,001 to $20,000, and $250 plus $10 per additional $1,000 above $20,000, with residential plan review at 40% of the permit fee (minimum $25). The Code Office is at (814) 678-3003. Read for this answer: Chapter 110 of the City Code, Building Construction (Sections 110-1 to 110-6), in full; Chapter 160, Fees; every page of a search of the whole City Code for "roof" and a search for "reroofing", which returned no result; the Zoning and Code Office page; and the Citizens Guide to Building Permits.

Roof code checklist: Oil City, PA

ItemAnswerCode citeSourceVerified
Permit to replace a roofYesoilcity.org2026-10-09
Repair permit thresholdPublishedpacodeandbulletin.gov2026-10-09
Layer limit / roof-overPublishedR908.3.1.1pacodeandbulletin.gov2026-10-09
Deck & sheathingPublishedR905.2.1pacodeandbulletin.gov2026-10-09
Drip edgeNot published
Ice & water shieldNot published
Mid-roof inspectionNot published
Impact-resistant (Class 4) roofingNot published
Wind design criteriaNot published
Adopted codePublishedSec. 110-4pacodeandbulletin.gov2026-10-09
Contractor license / registrationYespalegis.us2026-10-09
Sales & use taxPublishedpa.gov2026-10-09

Each row comes from the sourced record on this page; full wording is in the table below. "Not published" means no official source for that item was found when the record was last verified.

Jurisdiction
City of Oil City, Pennsylvania
Jurisdiction type
city
Address
21 Seneca Street, Oil City, PA 16301
Contact
  • url: https://www.oilcity.org/departments/zoning
  • phone: 814-678-3003
Roofing permit required
Required
Contractor registration required
Required
Permit process note
The City of Oil City's permit office lists roofing work as permit work. The Department's Zoning and Code Office page (read October 9, 2026) says "Before beginning construction of any primary or accessory structure or deck, performing roofing work, or making other major improvements to your property, a building permit must be obtained and zoning approval acquired," and that the Department assists "with the acquisition of required permits for projects such as roofing, erecting fences, new buildings, demolition, opening a business, etc." The City's undated Citizens Guide to Building Permits, linked from the same page, lists "Changes to roofline" among work needing a permit and says "Projects such as minor repairs of a non-structural nature, carpeting, painting or landscaping do not require a permit" and "This is not a complete list." Under state law, Act 45 says the Act "shall not apply to" "Alterations to residential buildings which do not make structural changes or changes to means of egress, except as might be required by ordinances in effect pursuant to section 303(b)(1) or adopted pursuant to section 503" or to "Repairs to residential buildings, except as might be required by ordinances in effect pursuant to section 303(b)(1) or adopted pursuant to section 503" (section 104(b)(5) and (6)), and of a municipal ordinance that adds to the code, section 503(c) says "An ordinance under this subsection shall not be effective nor enforceable unless subsections (d), (e), (f), (g), (h) and (i) have been satisfied." This record does not decide whether the municipality's requirement is one adopted under section 503 or kept in effect by section 303(b)(1). In practice, expect the City to require a permit for a reroof. Section 110-6B(1) says "In the event work is commenced on any project prior to the issuance of a building permit. The fees for the acquisition of a permit shall be doubled," and Section 110-6D provides a fine "of not more that $1,000 and costs" for violations of the Act, each day a separate violation. The page says to speak first with the Zoning Enforcement Officer about zoning approval and then to "work with the Department of Code Administration to obtain a building permit." Under Section 110-6B the City's permit fee runs from $10 for work up to $1,000 to $100 for work of $19,001 to $20,000, and $250 plus $10 per additional $1,000 above $20,000, with residential plan review at 40% of the permit fee (minimum $25). The Code Office is at (814) 678-3003. Read for this answer: Chapter 110 of the City Code, Building Construction (Sections 110-1 to 110-6), in full; Chapter 160, Fees; every page of a search of the whole City Code for "roof" and a search for "reroofing", which returned no result; the Zoning and Code Office page; and the Citizens Guide to Building Permits.
Adopted code
The 2021 International Residential Code, as adopted by the State in the Pennsylvania Uniform Construction Code (UCC). 34 Pa. Code 403.21(a)(7) adopts "The 'International Residential Code of 2021,' except that:" followed by the State's list of exclusions and modifications, effective January 1, 2026 (55 Pa.B. 7701). None of the State's changes touches Chapter 9, Roof Assemblies, or Section R803, Roof Sheathing, so those apply as the International Code Council publishes them. Work on existing buildings is also pointed to the State's existing-building code: "The repair, alteration, change of occupancy, addition and relocation of existing buildings must comply with Chapter 34 of the 'International Building Code of 2021' or with the 'International Existing Building Code of 2021'" (34 Pa. Code 403.21(f)). The UCC is the minimum everywhere in the state: "no municipality may propose or enact any ordinance which is less than the minimum requirement of the Uniform Construction Code" (Pennsylvania Construction Code Act, Act 45 of 1999, section 503(b)). The Act also lists work it "shall not apply to", including "Alterations to residential buildings which do not make structural changes or changes to means of egress" or to "Repairs to residential buildings," in each case "except as might be required by ordinances" kept in force under section 303(b)(1) or adopted under section 503 (Act 45 section 104(b)(5) and (6); 34 Pa. Code 403.1(b)(8) and (9)). The Act defines a repair as "The reconstruction or renewal of any part of an existing building for the purpose of its maintenance." So whether the code's roofing rules reach a given house reroof depends on the municipality's own ordinances. Everything above is Pennsylvania state law, the same in every municipality. Locally, The City of Oil City issues building permits through its Department of Code Administration, on the first floor of City Hall, 21 Seneca Street. Section 110-4 of the City Code says the City "hereby elects to administer and enforce the provisions of the Pennsylvania Construction Code Act" and "will designate an employee to serve as the Code Official and may also contract with an approved third-party agency or agencies on an as-needed basis for enforcement and plan review services." Section 110-4 adopts the Uniform Construction Code as the Building Code of the City, and Chapter 110 changes nothing in the code's roofing provisions. Section 110-6F keeps in force building code ordinances adopted "on or before July 1, 1999, and which equal or exceed the requirements of the code"; none naming roof work was found in the City Code. Article I of Chapter 110 adopts the "International Residential Code," 2009 Edition, as the Residential Code of the City, and Section 110-6F lists "The 2009 International Residential Code" among the reference standards, while Section 110-4 adopts the Uniform Construction Code "as may be amended from time to time"; the City's pages name no edition; this record has not read the 2009 edition's text and does not decide which edition the City applies.
Repair permit threshold
The City of Oil City's permit office lists roofing work as work that needs a building permit. The Department's Zoning and Code Office page (read October 9, 2026) says "Before beginning construction of any primary or accessory structure or deck, performing roofing work, or making other major improvements to your property, a building permit must be obtained and zoning approval acquired," and that the Department assists "with the acquisition of required permits for projects such as roofing, erecting fences, new buildings, demolition, opening a business, etc." The City's undated Citizens Guide to Building Permits, linked from the same page, lists "Changes to roofline" among work needing a permit and says "Projects such as minor repairs of a non-structural nature, carpeting, painting or landscaping do not require a permit" and "This is not a complete list." Under state law, Act 45 says the Act "shall not apply to" "Alterations to residential buildings which do not make structural changes or changes to means of egress, except as might be required by ordinances in effect pursuant to section 303(b)(1) or adopted pursuant to section 503" or to "Repairs to residential buildings, except as might be required by ordinances in effect pursuant to section 303(b)(1) or adopted pursuant to section 503" (section 104(b)(5) and (6)), and of a municipal ordinance that adds to the code, section 503(c) says "An ordinance under this subsection shall not be effective nor enforceable unless subsections (d), (e), (f), (g), (h) and (i) have been satisfied." This record does not decide whether the municipality's requirement is one adopted under section 503 or kept in effect by section 303(b)(1). In practice, expect the City to require a permit for a reroof. Section 110-6B(1) says "In the event work is commenced on any project prior to the issuance of a building permit. The fees for the acquisition of a permit shall be doubled," and Section 110-6D provides a fine "of not more that $1,000 and costs" for violations of the Act, each day a separate violation. State law sets no square-footage or percentage threshold for roof work; any threshold is set locally. The Uniform Construction Code "does not apply to" "Alterations to residential buildings which do not make structural changes or changes to means of egress, except as required by ordinances in effect under sections 303(b)(1) or 503 of the act" or to "Repairs to residential buildings, except as required by ordinances in effect under sections 303(b)(1) and 503 of the act" (34 Pa. Code 403.1(b)(8) and (9)), and "A permit is not required for the exceptions listed in § 403.1(b) (relating to scope) and the following, if the work does not violate a law or ordinance" (34 Pa. Code 403.62(c)). For houses the regulation adds: "An ordinary repair does not require a permit." Its list of work that is not an ordinary repair names cutting away a load-bearing wall, "The removal or cutting of any structural beam or load-bearing support," changes to a required means of egress, and new or relocated piping, wiring or mechanical work (34 Pa. Code 403.62(d)); roofing is not named. A municipality may require more: under Act 45 section 503(c) it "may enact ordinances pursuant to this section which adopt additional code requirements for alterations or repairs to residential buildings," after a public hearing and after filing the proposed ordinance with the Department of Labor and Industry. These rules concern a "Residential building," which the regulation defines as "Detached one-family and two-family dwellings and townhouses which are not more than three stories above grade plane in height with a separate means of egress and their accessory structures" (34 Pa. Code 401.1). Everything above is Pennsylvania state law, the same in every municipality. Locally, The City of Oil City issues building permits through its Department of Code Administration, on the first floor of City Hall, 21 Seneca Street. Section 110-4 of the City Code says the City "hereby elects to administer and enforce the provisions of the Pennsylvania Construction Code Act" and "will designate an employee to serve as the Code Official and may also contract with an approved third-party agency or agencies on an as-needed basis for enforcement and plan review services." Neither Chapter 110 of the City Code nor the City's pages state a square-footage or percentage threshold for roof work.
Roof layer limit / recover
Two layers at most where the state code reaches the job. Pennsylvania adopts the 2021 International Residential Code without changing its reroofing section, R908 (34 Pa. Code 403.21(a)(7); the State's list of changes names no Chapter 9 section). Section R908.3.1.1 says "A roof recover shall not be permitted where any of the following conditions occur," and the third condition is "Where the existing roof has two or more applications of any type of roof covering." So one existing layer may be covered once, and a roof that already has two layers is torn off to the deck. The same section also bars a recover "Where the existing roof or roof covering is water soaked or has deteriorated to the point that the existing roof or roof covering is not adequate as a base for additional roofing" and "Where the existing roof covering is slate, clay, cement or asbestos-cement tile." The existing-building code the State also adopts, the 2021 International Existing Building Code (34 Pa. Code 403.21(f)), carries the same three conditions in Section 705.2.1.1. These rules bind work the Uniform Construction Code reaches. The Act does not apply to "Repairs to residential buildings" or to alterations that make no structural change, "except as might be required by ordinances" (Act 45 section 104(b)(5) and (6)), so whether R908 binds a particular house reroof turns on that exclusion and on the municipality's own ordinances. Everything above is Pennsylvania state law, the same in every municipality. Locally, The City of Oil City issues building permits through its Department of Code Administration, on the first floor of City Hall, 21 Seneca Street. Section 110-4 of the City Code says the City "hereby elects to administer and enforce the provisions of the Pennsylvania Construction Code Act" and "will designate an employee to serve as the Code Official and may also contract with an approved third-party agency or agencies on an as-needed basis for enforcement and plan review services." Chapter 110 of the City Code changes nothing in the code's reroofing provisions, and the City's pages say nothing on roof layers. Article I of Chapter 110 adopts the "International Residential Code," 2009 Edition, as the Residential Code of the City, and Section 110-6F lists "The 2009 International Residential Code" among the reference standards, while Section 110-4 adopts the Uniform Construction Code "as may be amended from time to time"; the City's pages name no edition; the text above is the 2021 edition's, the 2009 edition's reroofing text was not read for this record, and this record does not decide which edition the City applies.
Deck & sheathing requirements
State rules from the base code, where the state code reaches the job. Pennsylvania adopts the 2021 International Residential Code without changing Section R803, Roof Sheathing (34 Pa. Code 403.21(a)(7); the State's changes to Chapter 8 are to ridge framing and attic ventilation). Lumber roof sheathing follows Table R803.1: over rafters or beams 24 inches apart it must be at least 5/8 inch net thick. Wood structural panels "shall be identified for grade, bond classification and performance category by a grade mark or certificate of inspection issued by an approved agency," and their spans "shall not exceed the values set forth in Table R503.2.1.1(1) or APA E30." For shingles, "Asphalt shingles shall be fastened to solidly sheathed decks" (R905.2.1), and on any reroof "The structural roof components shall be capable of supporting the roof covering system and the material and equipment loads that will be encountered during installation of the roof covering system" (R908.2). These rules bind work the Uniform Construction Code reaches; the Act does not apply to "Repairs to residential buildings" or to alterations that make no structural change, "except as might be required by ordinances" (Act 45 section 104(b)(5) and (6)). Act 45 section 104(b)(5) excludes alterations "which do not make structural changes or changes to means of egress" and says only that "a structural change does not include a minor framing change needed to replace existing windows or doors"; 34 Pa. Code 403.62(d)(2) lists "The removal or cutting of any structural beam or load-bearing support" as not an ordinary repair. Neither names roof sheathing; this record does not decide whether replacing it is either. Everything above is Pennsylvania state law, the same in every municipality. Locally, The City of Oil City issues building permits through its Department of Code Administration, on the first floor of City Hall, 21 Seneca Street. Section 110-4 of the City Code says the City "hereby elects to administer and enforce the provisions of the Pennsylvania Construction Code Act" and "will designate an employee to serve as the Code Official and may also contract with an approved third-party agency or agencies on an as-needed basis for enforcement and plan review services." Chapter 110 of the City Code changes nothing in the code's roof sheathing provisions, and the City's pages draw no separate line for roof sheathing. Article I of Chapter 110 adopts the "International Residential Code," 2009 Edition, as the Residential Code of the City, and Section 110-6F lists "The 2009 International Residential Code" among the reference standards, while Section 110-4 adopts the Uniform Construction Code "as may be amended from time to time"; the City's pages name no edition; the text above is the 2021 edition's, the 2009 edition's sheathing text was not read for this record, and this record does not decide which edition the City applies.
Sales & use tax
6% Pennsylvania sales and use tax, with a local tax added on purchases made in Allegheny County (1%) and Philadelphia (2%). On a reroof the roofer pays the tax on the materials and does not add it to the homeowner's bill. The Department of Revenue says: "The Pennsylvania sales tax rate is 6 percent. By law, a 1 percent local tax is added to purchases made in Allegheny County, and 2 percent local tax is added to purchases made in Philadelphia." Roof work is a construction activity: the rule's list of items "presumed to become a permanent part of real estate" includes "Roofing (repairs)" (61 Pa. Code 31.11). For construction activities, "A contractor shall pay tax upon the purchase price ... of all property, including materials, equipment, components and supplies, which he furnishes and installs" (61 Pa. Code 31.12(a)(1)), and the rule's example says the contractor "does not charge sales tax on this transaction to his customer. The contractor may include the tax he must pay in his bid proposal but not as a separately stated item." Apart from limited exceptions set out in the rule, the same holds on jobs for tax-exempt owners: "a contractor erecting a building, repairing a roof, replacing a door for a governmental agency, ... school district, charitable or religious organization, and the like, shall pay tax upon the property which he consumes" (61 Pa. Code 31.13(a)). Everything above is Pennsylvania state law, the same in every municipality. The City of Oil City is in Venango County. The City's permit pages and Chapter 110 say nothing on sales tax.

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The City of Oil City's Department of Code Administration, at City Hall, 21 Seneca Street, issues building permits, and its page lists performing roofing work among projects that need a building permit. The Pennsylvania Uniform Construction Code applies statewide, but Act 45 section 104(b) lists "Repairs to residential buildings" and alterations that make no structural or egress change among work it does not apply to, "except as might be required by ordinances in effect pursuant to section 303(b)(1) or adopted pursuant to section 503."

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Roofing questions: Oil City, PA

Do you need a permit to replace a roof in Oil City, PA?

Yes, a permit is required to replace a roof in Oil City, PA. The City of Oil City's permit office lists roofing work as work that needs a building permit. The Department's Zoning and Code Office page (read October 9, 2026) says "Before beginning construction of any primary or accessory structure or deck, performing roofing work, or making other major improvements to your property, a building permit must be obtained and zoning approval acquired," and that the Department assists "with the acquisition of required permits for projects such as roofing, erecting fences, new buildings, demolition, opening a business, etc." The City's undated Citizens Guide to Building Permits, linked from the same page, lists "Changes to roofline" among work needing a permit and says "Projects such as minor repairs of a non-structural nature, carpeting, painting or landscaping do not require a permit" and "This is not a complete list." Under state law, Act 45 says the Act "shall not apply to" "Alterations to residential buildings which do not make structural changes or changes to means of egress, except as might be required by ordinances in effect pursuant to section 303(b)(1) or adopted pursuant to section 503" or to "Repairs to residential buildings, except as might be required by ordinances in effect pursuant to section 303(b)(1) or adopted pursuant to section 503" (section 104(b)(5) and (6)), and of a municipal ordinance that adds to the code, section 503(c) says "An ordinance under this subsection shall not be effective nor enforceable unless subsections (d), (e), (f), (g), (h) and (i) have been satisfied." This record does not decide whether the municipality's requirement is one adopted under section 503 or kept in effect by section 303(b)(1). In practice, expect the City to require a permit for a reroof. Section 110-6B(1) says "In the event work is commenced on any project prior to the issuance of a building permit. The fees for the acquisition of a permit shall be doubled," and Section 110-6D provides a fine "of not more that $1,000 and costs" for violations of the Act, each day a separate violation. State law sets no square-footage or percentage threshold for roof work; any threshold is set locally. The Uniform Construction Code "does not apply to" "Alterations to residential buildings which do not make structural changes or changes to means of egress, except as required by ordinances in effect under sections 303(b)(1) or 503 of the act" or to "Repairs to residential buildings, except as required by ordinances in effect under sections 303(b)(1) and 503 of the act" (34 Pa. Code 403.1(b)(8) and (9)), and "A permit is not required for the exceptions listed in § 403.1(b) (relating to scope) and the following, if the work does not violate a law or ordinance" (34 Pa. Code 403.62(c)). For houses the regulation adds: "An ordinary repair does not require a permit." Its list of work that is not an ordinary repair names cutting away a load-bearing wall, "The removal or cutting of any structural beam or load-bearing support," changes to a required means of egress, and new or relocated piping, wiring or mechanical work (34 Pa. Code 403.62(d)); roofing is not named. A municipality may require more: under Act 45 section 503(c) it "may enact ordinances pursuant to this section which adopt additional code requirements for alterations or repairs to residential buildings," after a public hearing and after filing the proposed ordinance with the Department of Labor and Industry. These rules concern a "Residential building," which the regulation defines as "Detached one-family and two-family dwellings and townhouses which are not more than three stories above grade plane in height with a separate means of egress and their accessory structures" (34 Pa. Code 401.1). Everything above is Pennsylvania state law, the same in every municipality. Locally, The City of Oil City issues building permits through its Department of Code Administration, on the first floor of City Hall, 21 Seneca Street. Section 110-4 of the City Code says the City "hereby elects to administer and enforce the provisions of the Pennsylvania Construction Code Act" and "will designate an employee to serve as the Code Official and may also contract with an approved third-party agency or agencies on an as-needed basis for enforcement and plan review services." Neither Chapter 110 of the City Code nor the City's pages state a square-footage or percentage threshold for roof work.

Can you roof over an existing roof in Oil City, PA?

Two layers at most where the state code reaches the job. Pennsylvania adopts the 2021 International Residential Code without changing its reroofing section, R908 (34 Pa. Code 403.21(a)(7); the State's list of changes names no Chapter 9 section). Section R908.3.1.1 says "A roof recover shall not be permitted where any of the following conditions occur," and the third condition is "Where the existing roof has two or more applications of any type of roof covering." So one existing layer may be covered once, and a roof that already has two layers is torn off to the deck. The same section also bars a recover "Where the existing roof or roof covering is water soaked or has deteriorated to the point that the existing roof or roof covering is not adequate as a base for additional roofing" and "Where the existing roof covering is slate, clay, cement or asbestos-cement tile." The existing-building code the State also adopts, the 2021 International Existing Building Code (34 Pa. Code 403.21(f)), carries the same three conditions in Section 705.2.1.1. These rules bind work the Uniform Construction Code reaches. The Act does not apply to "Repairs to residential buildings" or to alterations that make no structural change, "except as might be required by ordinances" (Act 45 section 104(b)(5) and (6)), so whether R908 binds a particular house reroof turns on that exclusion and on the municipality's own ordinances. Everything above is Pennsylvania state law, the same in every municipality. Locally, The City of Oil City issues building permits through its Department of Code Administration, on the first floor of City Hall, 21 Seneca Street. Section 110-4 of the City Code says the City "hereby elects to administer and enforce the provisions of the Pennsylvania Construction Code Act" and "will designate an employee to serve as the Code Official and may also contract with an approved third-party agency or agencies on an as-needed basis for enforcement and plan review services." Chapter 110 of the City Code changes nothing in the code's reroofing provisions, and the City's pages say nothing on roof layers. Article I of Chapter 110 adopts the "International Residential Code," 2009 Edition, as the Residential Code of the City, and Section 110-6F lists "The 2009 International Residential Code" among the reference standards, while Section 110-4 adopts the Uniform Construction Code "as may be amended from time to time"; the City's pages name no edition; the text above is the 2021 edition's, the 2009 edition's reroofing text was not read for this record, and this record does not decide which edition the City applies.

Do roofing contractors need a license or registration in Oil City, PA?

Yes.

What building code does Oil City, PA use?

The 2021 International Residential Code, as adopted by the State in the Pennsylvania Uniform Construction Code (UCC). 34 Pa. Code 403.21(a)(7) adopts "The 'International Residential Code of 2021,' except that:" followed by the State's list of exclusions and modifications, effective January 1, 2026 (55 Pa.B. 7701). None of the State's changes touches Chapter 9, Roof Assemblies, or Section R803, Roof Sheathing, so those apply as the International Code Council publishes them. Work on existing buildings is also pointed to the State's existing-building code: "The repair, alteration, change of occupancy, addition and relocation of existing buildings must comply with Chapter 34 of the 'International Building Code of 2021' or with the 'International Existing Building Code of 2021'" (34 Pa. Code 403.21(f)). The UCC is the minimum everywhere in the state: "no municipality may propose or enact any ordinance which is less than the minimum requirement of the Uniform Construction Code" (Pennsylvania Construction Code Act, Act 45 of 1999, section 503(b)). The Act also lists work it "shall not apply to", including "Alterations to residential buildings which do not make structural changes or changes to means of egress" or to "Repairs to residential buildings," in each case "except as might be required by ordinances" kept in force under section 303(b)(1) or adopted under section 503 (Act 45 section 104(b)(5) and (6); 34 Pa. Code 403.1(b)(8) and (9)). The Act defines a repair as "The reconstruction or renewal of any part of an existing building for the purpose of its maintenance." So whether the code's roofing rules reach a given house reroof depends on the municipality's own ordinances. Everything above is Pennsylvania state law, the same in every municipality. Locally, The City of Oil City issues building permits through its Department of Code Administration, on the first floor of City Hall, 21 Seneca Street. Section 110-4 of the City Code says the City "hereby elects to administer and enforce the provisions of the Pennsylvania Construction Code Act" and "will designate an employee to serve as the Code Official and may also contract with an approved third-party agency or agencies on an as-needed basis for enforcement and plan review services." Section 110-4 adopts the Uniform Construction Code as the Building Code of the City, and Chapter 110 changes nothing in the code's roofing provisions. Section 110-6F keeps in force building code ordinances adopted "on or before July 1, 1999, and which equal or exceed the requirements of the code"; none naming roof work was found in the City Code. Article I of Chapter 110 adopts the "International Residential Code," 2009 Edition, as the Residential Code of the City, and Section 110-6F lists "The 2009 International Residential Code" among the reference standards, while Section 110-4 adopts the Uniform Construction Code "as may be amended from time to time"; the City's pages name no edition; this record has not read the 2009 edition's text and does not decide which edition the City applies.