Legal corpus: the complete U.S. Code (59,740 sections, all 53 titles)

Ingested titles 12–51 and 54 from OLRC USLM XML @119-100 (the whole Code
now, uniform edition; Title 53 is reserved/empty). LegalText 11,221 ->
59,740; repo total 105,704 records. Deterministic (byte-identical rerun,
verified on Title 42's 8,356 sections); make check green. make
legal-us-code default now covers every title.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

legal/us/code/title-42/chapter-134/section-13452.md

@@ -0,0 +1,51 @@
+---
+type: "LegalText"
+title: "42 U.S.C. § 13452"
+description: "Natural gas and electric heating and cooling technologies"
+jurisdiction: "us"
+corpus: "united_states_code"
+kind: "code_section"
+title_number: 42
+title_name: "THE PUBLIC HEALTH AND WELFARE"
+chapter_number: "134"
+chapter_name: "ENERGY POLICY"
+section: "13452"
+citation: "42 U.S.C. § 13452"
+status: "current"
+release_point: "119-100"
+release_date: "2026-06-26"
+source: "official"
+source_url: "https://uscode.house.gov/download/releasepoints/us/pl/119/100/xml_usc42@119-100.zip"
+source_identifier: "/us/usc/t42/s13452"
+source_file: "data/legal/raw/us/code/title-42/usc42.xml"
+source_hash: "8707f79182dee8b23c52a92e1af1d4a5fcf77769657af2d240afa7372d27c948"
+raw_snapshot_hash: "644321055a08eb1f260a6a3e31ac157fa024756abf612a9fd6857e7e400cf24e"
+text_hash: "f75e69db2e14107b9fdd8b87cd8693781849e6de670ad6076ca3ded1370ed9a0"
+retrieved_at: "2026-07-04"
+confidence: "official"
+tags: ["legal", "us-code"]
+---
+
+# 42 U.S.C. § 13452 - Natural gas and electric heating and cooling technologies
+
+## Text
+
+(a) Program direction (1) The Secretary shall conduct a 5-year program, in accordance with sections 13541 and 13542 of this title, on energy efficient natural gas and electric heating and cooling technologies for residential and commercial buildings.
+
+(2) The natural gas heating and cooling program shall include activities on—
+
+(A) thermally activated heat pumps, including absorption heat pumps and engine-driven heat pumps; and
+
+(B) other advanced natural gas technologies, including fuel cells for residential and commercial applications.
+
+(3) The electric heating and cooling program shall focus on—
+
+(A) advanced heat pumps;
+
+(B) thermal storage; and
+
+(C) advanced electric HVAC (heating, ventilating, and air conditioning) and refrigeration systems that utilize replacements for chlorofluorocarbons.
+
+(b) Proposals Within 180 days after October 24, 1992, the Secretary shall solicit proposals for conducting activities under this section.
+
+(Pub. L. 102–486, title XXI, § 2102, Oct. 24, 1992, 106 Stat. 3068.)